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Results for "

near-infrared dye

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Fluorescent Dye (83) ADC Antibody (1) Biochemical Assay Reagents (2) Bombesin Receptor (1) Drug Intermediate (3) EGFR (2) HSP (1) Integrin (1) Ligands for E3 Ligase (1) NF-κB (1) PSMA (1) Radionuclide-Drug Conjugates (RDCs) (1) Transmembrane Glycoprotein (1) VEGFR (1)
By Research Areas:	Cancer (26)
Click Chemistry:	Labeling and Fluorescence Imaging (3) DBCO (6) Azide (3) Tetrazine (2) Alkynes (7)

Inhibitors & Agonists

Fluorescent Dyes

Biochemical Assay Reagents

Peptides

MCE Kits

Inhibitory Antibodies

Click Chemistry

Targets Recommended: Fluorescent Dye

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-D1068

Cy5-DBCO 2 Publications Verification DBCO-Sulfo-Cy5	Fluorescent Dye	Others
Cy5-DBCO (DBCO-Sulfo-Cy5) is a near-infrared (NIR)red fluorescent dye with λ_absand λ_em of 646nm and 670 nm, respectively. Cy5-DBCO (DBCO-Sulfo-Cy5) is not suitable for staining intracellular components of permeabilezed cell, it may exhibits a high background. Cy5-DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.

HY-136886

IR-820 2 Publications Verification New Indocyanine Green	Fluorescent Dye	Cancer
IR-820 (New Indocyanine Green) is an infrared blood pool contrast agent. IR-820 also is normally used as a laser and near-infrared dye to detect and quantify diseased tissue in live animals .

HY-D1711

MHI-148 IR-808	Fluorescent Dye	Cancer
MHI-148 is a near-infrared heptamethine cyanine dye with tumor-targeting properties for cancer detection, diagnosis and research. MHI-148 is immediately taken up and accumulated by lysosomes and mitochondria of tumor cells, but not in lysosomes and mitochondria of normal cells .

HY-139579

Pafolacianine 1 Publications Verification OTL 38	Fluorescent Dye	Cancer
Pafolacianine (OTL 38) is a fluorescent imaging agent made of near-infrared dye used in detecting tumor lesions during surgical procedures. Pafolacianine excites at 774 to 775 nm and emits at 794 to 796 nm .

HY-D1540

Cyanine5.5 amine 1 Publications Verification Cy 5.5 amine; Lumiprobe Cy 5.5 amine	Fluorescent Dye	Others
Cyanine5.5 amine (Cy 5.5 amine), a Cy5.5 Analogue, is a near-infrared (NIR) fluorescent dye (Ex=648 nm, Em=710 nm). Cyanine5.5 amine can be used in the preparation of Cy5.5-labeled nanoparticles, which can be tracked and imaged with low fluorescence background using confocal microscopy .

HY-D1464

CH1055 1 Publications Verification	Fluorescent Dye	Cancer
CH1055 is a near-infrared II (NIR-II) fluorescent dye that can be used as a fluorescent probe for in vivo imaging. CH1055 can be conjugated with antibodies or ligands for specific imaging (for example the tumor imaging) .

HY-D1872

800CW NHS ester	Fluorescent Dye	Others
800CW NHS ester is a near-infrared fluorescent dye active ester that can conjugate with amine-containing small molecules, antibodies, peptides, and other substances to form fluorescent conjugates. 800CW NHS ester exhibits high fluorescence quantum yield and low non-specific binding properties. 800CW NHS ester can be used in biomedical research such as microbial infection imaging, tumor imaging, and biochemical detection .

HY-D2189

IR 700DX IR 700DX NHS ester	Fluorescent Dye	Others
IR 700DX (IR 700DX NHS ester) is a near-infrared (NIR) phthalocyanine dye with extremely high photostability and fluorescence intensity. IR 700DX binds to biomolecules. IR 700DX has excellent water solubility, large extinction coefficient, high fluorescence quantum yield, and does not aggregate in high ionic strength buffers. IR 700DX can be used as a highly flexible photosensitizer .

HY-D1449

IR-1061 1 Publications Verification	Fluorescent Dye	Others
IR-1061 is a near infrared fluorescent organic dye for in vivo bimodal imaging .

HY-D1744

ICG Maleimide 1 Publications Verification	Fluorescent Dye	Others
ICG Maleimide is thiol reactive near infrared (NIR) fluorescent dye and used to generate a stable fluorescence signal in bioimaging (Ex/Em = 789/813 nm).

HY-W088089

ICG-carboxylic acid	Fluorescent Dye	Cancer
ICG-carboxylic acid is near-infrared (NIR) fluorescent probe. ICG is a fluorescent dye used in medical diagnostics. ICG has absorption peaking at 800 nm and can absorb the near IR laser energy and release heat in the dyed tissue (Ex/Em = 785/810 nm) .

HY-133884

ICG-amine 1 Publications Verification	Fluorescent Dye	Cancer
ICG amine, as a near-infrared fluorescent probe, binds to amino acid residues without condensing agents. ICG is a tricarbocyanine dye .

HY-D1873

800CW acid	Fluorescent Dye	Others
800CW acid is an orally active near-infrared (NIR) dye (excitation/emission 774/789 nm). 800CW acid can be used for intestinal permeability testing. 800CW acid can be used for in vivo imaging studies .

HY-D1716

S0456	Fluorescent Dye Drug Intermediate	Cancer
S0456 is a raw material that plays a crucial role in the construction of the folate receptor-targeted near-infrared dye OTL 38 (HY-139579). S0456 is connected to the modified folic acid to form OTL 38, endowing OTL 38 with good optical properties, high affinity, and specificity. S0456 can be used in the research of tumor optical imaging agents .

HY-D1375

Sulfo-Cy5 amine	Fluorescent Dye	Others
Sulfo-Cy5 amine is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) bearing an amine group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy5 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. The amine functionality of Sulfo-Cy5 amine can react with carboxyl groups to form covalent bonds. Sulfo-Cy5 amine can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-W248594

IR 813 tosylate	Fluorescent Dye	Others
IR 813 tosylate is a near-infrared (NIR) fluorescent dye and can be used for visualizing regional lymph nodes in mice .

HY-D1555

Cyanine7 DBCO Cy7 DBCO	Fluorescent Dye	Others
Cyanine7 DBCO (Cy7 DBCO) is a near-infrared fluorescent dye and an efficient bio-orthogonal quencher. Cyanine7 DBCO is formed by covalent connection of the near-infrared fluorescent dye Cy7 and the dibenzocyclooctyne (DBCO) functional group. After reacting with N3-Cy5-COOH, the fluorescence of Cy5 decreases by 90% within 90 minutes, and rapid signal attenuation can be observed within 2-5 minutes. Cyanine7 DBCO can be used for the study of deep tissue imaging and receptor-targeted therapeutic strategies .

HY-D2328

Alexa Fluor 680 NHS ester Alexa Fluor 680 succinimidyl ester	Fluorescent Dye	Others
Alexa Fluor 680 NHS ester (Alexa Fluor 680 succinimidyl ester) is a near-infrared (NIR) fluorescent dye. NHS esters can be used to label to the primary amines (R-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules (Ex/Em = 679/702 nm) .

HY-D1719

Cypate 1 Publications Verification	Fluorescent Dye	Others
Cypate, a cyanine dye, is a near infrared (NIR) fluorescent probe for in vivo tumor imaging .

HY-118924

IR-825	Fluorescent Dye	Cancer
IR-825 is a near infrared fluorescent dye.the end of IR-825 has carboxyl COOH active group, and can participate in the reaction to connect other molecules. IR-825 can be widely used in tumor photothermal study. .

HY-D1568

Sulfo-Cy7.5 NHS ester	Fluorescent Dye	Others
Sulfo-Cy7.5 NHS ester is a near infrared water soluble hydrophilic dye, also is an NHS ester for the modification of amine groups. Sulfo-Cy7.5 NHS ester contains a trimeth ylene bridge and has a linker arm for its attachment to proteins, peptides, and other molecules. Sulfo-Cy7.5 NHS ester can be used for the research of NIR imaging applications .

HY-W588722

ICG-DBCO	Fluorescent Dye	Others
ICG-DBCO is a near-infrared fluorescent dye that is widely used in cell dyes, biological dyes, biomolecules and particle fluorescent labeling.Ex/Em = 789/813 nm

HY-Y0100

N,N'-Dimethyltrimethyleneurea	Biochemical Assay Reagents Drug Intermediate	Others
N,N'-Dimethyltrimethyleneurea is an intermediate. N,N'-Dimethyltrimethyleneurea can be used in the preparation of naphthalocyanine compounds (near-infrared absorbing dyes) .

HY-D1719A

Cypate hydrochloride 1 Publications Verification	Fluorescent Dye	Cancer
Cypate is a near-infrared fluorescent dye that belongs to the family of photosensitizers. Cypate has high photostability and optical properties, and is often used in near-infrared optical imaging, as well as optical imaging, tumor marking, and drug delivery. In addition, Cypate is also used as a molecular probe and combined with targeting molecules (such as CBT or small interfering RNA) to achieve efficient detection and imaging of specific cells or tissues .

HY-D1724

IR-806	Fluorescent Dye	Cancer
IR-806 is a near-infrared cyanine liquid crystal dye. IR-806 can be used as a molecular antenna to synthesized nanoprobes (NPs). IR-806 can be used for in vivo imaging studies .

HY-136946

HITCI	Fluorescent Dye	Others
HITCI is a commercially available, positively charged indocarbocyanine dye. HITCI is used typically as a laser dye in the near infrared (NIR) .

HY-D2864

Aza-CyBz	Fluorescent Dye	Others
Aza-CyBz is a selective NaCl-responsive fluorescent probe. Aza-CyBz visualizes plant salt stress by forming ordered aggregates with NaCl, leading to near-infrared fluorescence quenching. Aza-CyBz acts via electrostatic interaction between the cationic cyanine dye and NaCl to form J-aggregates, causing fluorescence quenching with a detection limit of 170 μM .

HY-W879007

ICG-azide	Fluorescent Dye	Others
ICG-azide, a near infrared (NIR) fluorescent dye, is a copper (I)-catalyzed azide-alkyne cycloaddition (CuAAC) reagent. ICG-azide can be readily incorporated into dye-stabilized nanoemulsions and facilitate the attachment of targeting ligands via click-chemistry in a simple, scalable, and reproducible reaction .

HY-D1537

Dibenzocyclooctyne-Cy5.5 DBCO-Cy5.5; Cyanine5.5 DBCO	Fluorescent Dye	Others
Dibenzocyclooctyne-Cy5.5 (DBCO-Cy5.5) is a fluorescent dye. Dibenzocyclooctyne-Cy5.5 can be used to syntheses calcium-binding near-infrared fluorescent nanoprobe for bone tissue imaging .

HY-D1504

IR-797 chloride	Fluorescent Dye	Others
IR-797 chloride is a near-infrared (NIR) dye. IR 797 has absorption maxima near 700 nm. IR-797 shows some aggregation-induced-emission (AIE) properties. IR-797 shows shows cytotoxic .

HY-D2062

ATTO 740 NHS ester	Fluorescent Dye Integrin	Cancer
ATTO 740 NHS ester is a **near-infrared fluorescent dye** and a multimodal fluorescence/photoacoustic contrast agent with excellent near-infrared emission properties and extremely high photostability. The photoacoustic signal of ATTO 740 NHS ester shows no significant decrease after continuous irradiation with a 750 nm laser for 30 min, making it suitable for in vivo fluorescence imaging and photoacoustic contrast imaging. When conjugated with the cystine knot peptide R01, ATTO 740 NHS ester enables precise detection of integrin αvβ6-positive cells and tumors in nude mouse xenograft models .

HY-D1541

Sulfo-Cyanine5.5 alkyne	Fluorescent Dye	Others
Sulfo-Cyanine5.5 alkyne, a near-infrared (NIR) fluorescent dye, is an alkyne modified Sulfo-Cyanine5.5 (Ex=67 8nm, Em=694 nm). Sulfo-Cyanine5.5 alkyne can react with azides for Click Chemistry labeling.

HY-D1174

Rhodamine 700	Fluorescent Dye	Others
Rhodamine 700, a Lambdachrome laser dye, is one of the few rhodamine dyes with near infrared fluorescence. Rhodamine 700 can be used for mitochondrial staining .

HY-D1865

Cy3 dimethyl iodide	Fluorescent Dye	Others
Cy3 dimethyl iodide is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) with a dimethyl group in the iodide salt form. The iodide salt form increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy3 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. Cy3 dimethyl iodide binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1464A

CH1055 triethylamine 1 Publications Verification	Fluorescent Dye	Cancer
CH1055 triethylamine is a near-infrared II (NIR-II) fluorescent dye that can be used as a fluorescent probe for in vivo imaging. CH1055 triethylamine can be conjugated with antibodies or ligands for specific imaging (for example the tumor imaging) .

HY-139579A

Pafolacianine tetrasodium OTL 38 tetrasodium	Fluorescent Dye	Cancer
Pafolacianine tetrasodium (OTL 38 tetrasodium) is a fluorescent imaging agent made of near-infrared dye used in detecting tumor lesions during surgical procedures. Pafolacianine tetrasodium excites at 774 to 775 nm and emits at 794 to 796 nm .

HY-D2241

Sulfo-Cy7-DBCO	Fluorescent Dye	Others
Sulfo-Cy7-DBCO is the water-soluble version of cyanine 7. Sulfo-Cy7-DBCO spectral properties are similar to Cy7. Sulfo-Cy7-DBCO is a near-infrared fluorescent dye .

HY-D2328A

Alexa Fluor 680 NHS ester diTEA Alexa Fluor 680 succinimidyl ester diTEA	Fluorescent Dye	Others
Alexa Fluor 680 NHS ester (Alexa Fluor 680 succinimidyl ester) diTEA is a near-infrared (NIR) fluorescent dye. NHS esters can be used to label to the primary amines (R-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules (Ex/Em = 679/702 nm) .

HY-W250148

Solvent black 5 Spirit nigrosine	Biochemical Assay Reagents	Others
Solvent black 5 (Spirit nigrosine) is a synthetic dye belonging to the family of azo dyes. Also known as oil black or naphthol black, it is dark blue-black and has excellent solubility in organic solvents. Solvent black 5 is commonly used as a colorant in various industrial applications such as printing inks, coatings and plastics. It can also be used as an indicator dye to detect the presence of metals in solution. Furthermore, due to its high absorption and emission properties in the near-infrared region, it has been used in scientific research as a fluorescent biomarker for tissues and cells. However, Solvent black 5 has been reported to have potentially toxic effects on human health and the environment and its use is therefore regulated in some countries.

HY-D2448

Cy3-PEG-Thiol	Fluorescent Dye	Cancer
Cy3-PEG-Thiol (Cy3-PEG-SH) is a near infrared fluorescent labeling reagent that combines Cy3 fluorescent dye, polyethylene glycol (PEG) and sulfhydryl (SH) polyethylene glycol derivatives, and is suitable for molecular coupling. Cy3-PEG-Thiol is absorbed at 550nm and has high solubility and end-group substitution rate .

HY-D1376

Sulfo-Cyanine5.5 amine potassium	Fluorescent Dye
Sulfo-Cyanine5.5 amine potassium is a water-soluble cyanine dye suitable for far-red/near-infrared applications such as in vivo imaging. The dye has four sulfonate groups, making it highly hydrophilic and water-soluble. Like other cyanines, sulfo-Cyanine5.5 has an excellent extinction coefficient, making it a bright fluorescent marker in the far-red region. This is an amine-containing fluorescent dye. The amine group is separated from the fluorophore by a relatively long linker that facilitates conjugation. Aliphatic primary amine groups can be coupled with various electrophiles (activated esters, epoxides, etc.) and can also be used for enzymatic transamination labeling.

HY-D2060

ATTO 740	Fluorescent Dye	Others
ATTO 740 is a near-infrared *dye* (Ex/Em: 740/764 nm). ATTO 740 can be conjugated with the Cetuximab antibody (HY-P9905) .

HY-D0921

Heptamethine cyanine dye-1 ADS 815EI	Fluorescent Dye	Others
Heptamethine cyanine dye-1 (Compound CyCl) is a cyanine dye (F_max: 858 nm, in CH₂Cl₂). Heptamethine cyanine dye-1 can be used to synthesize pH near-infrared fluorescent probes .

HY-122878

HS-131	HSP	Cancer
HS-131, a near infrared dye tethered Hsp90 inhibitor, is able to detect oncogene-driven breast cancers, including multiple different molecular subtypes of human breast cancers .

HY-P99500

Cetuximab sarotalocan RM-1929; Cetuximab-IRdye-700DX	EGFR	Cancer
Cetuximab sarotalocan (RM-1929) is an IRdye700DX (near-infrared photosensitizing dye) conjugate of Cetuximab (anti-EGFR monoclonal antibody). Cetuximab sarotalocan can be used for head and neck cancers research .

HY-D1340

Sulfo-Cyanine7 maleimide potassium	Fluorescent Dye
Sulfo-Cyanine7 maleimide potassium is an analogue of Cy7 maleimide and a hydrophilic near-infrared fluorescent dye.

HY-133883

Cyanine7.5 amine	Fluorescent Dye	Others
Cyanine7.5 amine is a near-infrared Cy7.5-based dye and also a substrate for amide bond coupling (Ex/Em = 788 nm/808 nm). Cyanine7.5 amine contains a free amino group and can be used for coupling with activated carboxylic acid derivatives .

HY-D1067

NIR dye-1	Fluorescent Dye	Others
NIR dye-1 (Compound 1h) is a near-infrared (NIR) fluorescent dye. NIR dye-1 has absorption and emission in the NIR region, while retaining an optically tunable hydroxyl group .

HY-D1535

IR 813 perchlorate	Fluorescent Dye	Others
IR 813 perchlorate is a near-infrared (NIR) fluorescent dye (Ex=815 nm, Em=840 nm) and can be used for visualizing regional lymph nodes in mice .

HY-D2880

Sulfo-Cyanine5 DBCO	Fluorescent Dye	Others
Sulfo-Cyanine5 DBCO is a near-infrared red (NIR) fluorescent dye. Sulfo-Cyanine5 DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups (Ex/Em =646/670 nm) .

Cat. No.	Product Name	Type

HY-D1068

Cy5-DBCO

2 Publications Verification

DBCO-Sulfo-Cy5

Fluorescent Dyes

Cy5-DBCO (DBCO-Sulfo-Cy5) is a near-infrared (NIR)red fluorescent dye with λ_absand λ_em of 646nm and 670 nm, respectively. Cy5-DBCO (DBCO-Sulfo-Cy5) is not suitable for staining intracellular components of permeabilezed cell, it may exhibits a high background. Cy5-DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.

HY-136886

IR-820 2 Publications Verification New Indocyanine Green	Fluorescent Dyes
IR-820 (New Indocyanine Green) is an infrared blood pool contrast agent. IR-820 also is normally used as a laser and near-infrared dye to detect and quantify diseased tissue in live animals .

HY-D1711

MHI-148 IR-808	Fluorescent Dyes
MHI-148 is a near-infrared heptamethine cyanine dye with tumor-targeting properties for cancer detection, diagnosis and research. MHI-148 is immediately taken up and accumulated by lysosomes and mitochondria of tumor cells, but not in lysosomes and mitochondria of normal cells .

HY-139579

Pafolacianine 1 Publications Verification OTL 38	Fluorescent Dyes
Pafolacianine (OTL 38) is a fluorescent imaging agent made of near-infrared dye used in detecting tumor lesions during surgical procedures. Pafolacianine excites at 774 to 775 nm and emits at 794 to 796 nm .

HY-D1540

Cyanine5.5 amine 1 Publications Verification Cy 5.5 amine; Lumiprobe Cy 5.5 amine	Fluorescent Dyes
Cyanine5.5 amine (Cy 5.5 amine), a Cy5.5 Analogue, is a near-infrared (NIR) fluorescent dye (Ex=648 nm, Em=710 nm). Cyanine5.5 amine can be used in the preparation of Cy5.5-labeled nanoparticles, which can be tracked and imaged with low fluorescence background using confocal microscopy .

HY-D1464

CH1055 1 Publications Verification	Fluorescent Dyes
CH1055 is a near-infrared II (NIR-II) fluorescent dye that can be used as a fluorescent probe for in vivo imaging. CH1055 can be conjugated with antibodies or ligands for specific imaging (for example the tumor imaging) .

HY-D1872

800CW NHS ester

Fluorescent Dyes

800CW NHS ester is a near-infrared fluorescent dye active ester that can conjugate with amine-containing small molecules, antibodies, peptides, and other substances to form fluorescent conjugates. 800CW NHS ester exhibits high fluorescence quantum yield and low non-specific binding properties. 800CW NHS ester can be used in biomedical research such as microbial infection imaging, tumor imaging, and biochemical detection .

HY-D2189

IR 700DX IR 700DX NHS ester	Fluorescent Dyes
IR 700DX (IR 700DX NHS ester) is a near-infrared (NIR) phthalocyanine dye with extremely high photostability and fluorescence intensity. IR 700DX binds to biomolecules. IR 700DX has excellent water solubility, large extinction coefficient, high fluorescence quantum yield, and does not aggregate in high ionic strength buffers. IR 700DX can be used as a highly flexible photosensitizer .

HY-D1744

ICG Maleimide 1 Publications Verification	Fluorescent Dyes
ICG Maleimide is thiol reactive near infrared (NIR) fluorescent dye and used to generate a stable fluorescence signal in bioimaging (Ex/Em = 789/813 nm).

HY-W088089

ICG-carboxylic acid	Fluorescent Dyes
ICG-carboxylic acid is near-infrared (NIR) fluorescent probe. ICG is a fluorescent dye used in medical diagnostics. ICG has absorption peaking at 800 nm and can absorb the near IR laser energy and release heat in the dyed tissue (Ex/Em = 785/810 nm) .

HY-D1873

800CW acid	Fluorescent Dyes
800CW acid is an orally active near-infrared (NIR) dye (excitation/emission 774/789 nm). 800CW acid can be used for intestinal permeability testing. 800CW acid can be used for in vivo imaging studies .

HY-D1716

S0456	Fluorescent Dyes
S0456 is a raw material that plays a crucial role in the construction of the folate receptor-targeted near-infrared dye OTL 38 (HY-139579). S0456 is connected to the modified folic acid to form OTL 38, endowing OTL 38 with good optical properties, high affinity, and specificity. S0456 can be used in the research of tumor optical imaging agents .

HY-D1375

Sulfo-Cy5 amine

Fluorescent Dyes

Sulfo-Cy5 amine is a dye derivative of Cyanine 5 (Cy5) (HY-D0821) bearing an amine group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy5 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. The amine functionality of Sulfo-Cy5 amine can react with carboxyl groups to form covalent bonds. Sulfo-Cy5 amine can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1555

Cyanine7 DBCO

Cy7 DBCO

Fluorescent Dyes

Cyanine7 DBCO (Cy7 DBCO) is a near-infrared fluorescent dye and an efficient bio-orthogonal quencher. Cyanine7 DBCO is formed by covalent connection of the near-infrared fluorescent dye Cy7 and the dibenzocyclooctyne (DBCO) functional group. After reacting with N3-Cy5-COOH, the fluorescence of Cy5 decreases by 90% within 90 minutes, and rapid signal attenuation can be observed within 2-5 minutes. Cyanine7 DBCO can be used for the study of deep tissue imaging and receptor-targeted therapeutic strategies .

HY-D2328

Alexa Fluor 680 NHS ester Alexa Fluor 680 succinimidyl ester	Fluorescent Dyes
Alexa Fluor 680 NHS ester (Alexa Fluor 680 succinimidyl ester) is a near-infrared (NIR) fluorescent dye. NHS esters can be used to label to the primary amines (R-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules (Ex/Em = 679/702 nm) .

HY-118924

IR-825	Fluorescent Dyes
IR-825 is a near infrared fluorescent dye.the end of IR-825 has carboxyl COOH active group, and can participate in the reaction to connect other molecules. IR-825 can be widely used in tumor photothermal study. .

HY-D1568

Sulfo-Cy7.5 NHS ester	Fluorescent Dyes
Sulfo-Cy7.5 NHS ester is a near infrared water soluble hydrophilic dye, also is an NHS ester for the modification of amine groups. Sulfo-Cy7.5 NHS ester contains a trimeth ylene bridge and has a linker arm for its attachment to proteins, peptides, and other molecules. Sulfo-Cy7.5 NHS ester can be used for the research of NIR imaging applications .

HY-W588722

ICG-DBCO	Fluorescent Dyes
ICG-DBCO is a near-infrared fluorescent dye that is widely used in cell dyes, biological dyes, biomolecules and particle fluorescent labeling.Ex/Em = 789/813 nm

HY-D2864

Aza-CyBz	Fluorescent Dyes
Aza-CyBz is a selective NaCl-responsive fluorescent probe. Aza-CyBz visualizes plant salt stress by forming ordered aggregates with NaCl, leading to near-infrared fluorescence quenching. Aza-CyBz acts via electrostatic interaction between the cationic cyanine dye and NaCl to form J-aggregates, causing fluorescence quenching with a detection limit of 170 μM .

HY-W879007

ICG-azide	Fluorescent Dyes
ICG-azide, a near infrared (NIR) fluorescent dye, is a copper (I)-catalyzed azide-alkyne cycloaddition (CuAAC) reagent. ICG-azide can be readily incorporated into dye-stabilized nanoemulsions and facilitate the attachment of targeting ligands via click-chemistry in a simple, scalable, and reproducible reaction .

HY-D1537

Dibenzocyclooctyne-Cy5.5 DBCO-Cy5.5; Cyanine5.5 DBCO	Fluorescent Dyes
Dibenzocyclooctyne-Cy5.5 (DBCO-Cy5.5) is a fluorescent dye. Dibenzocyclooctyne-Cy5.5 can be used to syntheses calcium-binding near-infrared fluorescent nanoprobe for bone tissue imaging .

HY-D1504

IR-797 chloride	Fluorescent Dyes
IR-797 chloride is a near-infrared (NIR) dye. IR 797 has absorption maxima near 700 nm. IR-797 shows some aggregation-induced-emission (AIE) properties. IR-797 shows shows cytotoxic .

HY-D2062

ATTO 740 NHS ester

Fluorescent Dyes

ATTO 740 NHS ester is a near-infrared fluorescent dye and a multimodal fluorescence/photoacoustic contrast agent with excellent near-infrared emission properties and extremely high photostability. The photoacoustic signal of ATTO 740 NHS ester shows no significant decrease after continuous irradiation with a 750 nm laser for 30 min, making it suitable for in vivo fluorescence imaging and photoacoustic contrast imaging. When conjugated with the cystine knot peptide R01, ATTO 740 NHS ester enables precise detection of integrin αvβ6-positive cells and tumors in nude mouse xenograft models .

HY-D1541

Sulfo-Cyanine5.5 alkyne	Fluorescent Dyes
Sulfo-Cyanine5.5 alkyne, a near-infrared (NIR) fluorescent dye, is an alkyne modified Sulfo-Cyanine5.5 (Ex=67 8nm, Em=694 nm). Sulfo-Cyanine5.5 alkyne can react with azides for Click Chemistry labeling.

HY-D1174

Rhodamine 700	Fluorescent Dyes
Rhodamine 700, a Lambdachrome laser dye, is one of the few rhodamine dyes with near infrared fluorescence. Rhodamine 700 can be used for mitochondrial staining .

HY-D1865

Cy3 dimethyl iodide

Fluorescent Dyes

Cy3 dimethyl iodide is a dye derivative of Cyanine 3 (Cy3) (HY-D0822) with a dimethyl group in the iodide salt form. The iodide salt form increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy3 is a near-infrared fluorescent dye commonly used in biolabeling and cell imaging. Cy3 dimethyl iodide binds to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-D1464A

CH1055 triethylamine 1 Publications Verification	Fluorescent Dyes
CH1055 triethylamine is a near-infrared II (NIR-II) fluorescent dye that can be used as a fluorescent probe for in vivo imaging. CH1055 triethylamine can be conjugated with antibodies or ligands for specific imaging (for example the tumor imaging) .

HY-D2241

Sulfo-Cy7-DBCO	Fluorescent Dyes
Sulfo-Cy7-DBCO is the water-soluble version of cyanine 7. Sulfo-Cy7-DBCO spectral properties are similar to Cy7. Sulfo-Cy7-DBCO is a near-infrared fluorescent dye .

HY-D2328A

Alexa Fluor 680 NHS ester diTEA Alexa Fluor 680 succinimidyl ester diTEA	Fluorescent Dyes
Alexa Fluor 680 NHS ester (Alexa Fluor 680 succinimidyl ester) diTEA is a near-infrared (NIR) fluorescent dye. NHS esters can be used to label to the primary amines (R-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules (Ex/Em = 679/702 nm) .

HY-W250148

Solvent black 5

Spirit nigrosine

Fluorescent Dyes

Solvent black 5 (Spirit nigrosine) is a synthetic dye belonging to the family of azo dyes. Also known as oil black or naphthol black, it is dark blue-black and has excellent solubility in organic solvents. Solvent black 5 is commonly used as a colorant in various industrial applications such as printing inks, coatings and plastics. It can also be used as an indicator dye to detect the presence of metals in solution. Furthermore, due to its high absorption and emission properties in the near-infrared region, it has been used in scientific research as a fluorescent biomarker for tissues and cells. However, Solvent black 5 has been reported to have potentially toxic effects on human health and the environment and its use is therefore regulated in some countries.

HY-D2448

Cy3-PEG-Thiol	Fluorescent Dyes
Cy3-PEG-Thiol (Cy3-PEG-SH) is a near infrared fluorescent labeling reagent that combines Cy3 fluorescent dye, polyethylene glycol (PEG) and sulfhydryl (SH) polyethylene glycol derivatives, and is suitable for molecular coupling. Cy3-PEG-Thiol is absorbed at 550nm and has high solubility and end-group substitution rate .

HY-D1376

Sulfo-Cyanine5.5 amine potassium

Fluorescent Dyes

Sulfo-Cyanine5.5 amine potassium is a water-soluble cyanine dye suitable for far-red/near-infrared applications such as in vivo imaging. The dye has four sulfonate groups, making it highly hydrophilic and water-soluble. Like other cyanines, sulfo-Cyanine5.5 has an excellent extinction coefficient, making it a bright fluorescent marker in the far-red region. This is an amine-containing fluorescent dye. The amine group is separated from the fluorophore by a relatively long linker that facilitates conjugation. Aliphatic primary amine groups can be coupled with various electrophiles (activated esters, epoxides, etc.) and can also be used for enzymatic transamination labeling.

HY-D2060

ATTO 740	Fluorescent Dyes
ATTO 740 is a near-infrared *dye* (Ex/Em: 740/764 nm). ATTO 740 can be conjugated with the Cetuximab antibody (HY-P9905) .

HY-D0921

Heptamethine cyanine dye-1 ADS 815EI	Fluorescent Dyes
Heptamethine cyanine dye-1 (Compound CyCl) is a cyanine dye (F_max: 858 nm, in CH₂Cl₂). Heptamethine cyanine dye-1 can be used to synthesize pH near-infrared fluorescent probes .

HY-122878

HS-131	Fluorescent Dyes
HS-131, a near infrared dye tethered Hsp90 inhibitor, is able to detect oncogene-driven breast cancers, including multiple different molecular subtypes of human breast cancers .

HY-D1340

Sulfo-Cyanine7 maleimide potassium	Fluorescent Dyes
Sulfo-Cyanine7 maleimide potassium is an analogue of Cy7 maleimide and a hydrophilic near-infrared fluorescent dye.

HY-133883

Cyanine7.5 amine	Fluorescent Dyes
Cyanine7.5 amine is a near-infrared Cy7.5-based dye and also a substrate for amide bond coupling (Ex/Em = 788 nm/808 nm). Cyanine7.5 amine contains a free amino group and can be used for coupling with activated carboxylic acid derivatives .

HY-D1067

NIR dye-1	Fluorescent Dyes
NIR dye-1 (Compound 1h) is a near-infrared (NIR) fluorescent dye. NIR dye-1 has absorption and emission in the NIR region, while retaining an optically tunable hydroxyl group .

HY-D1535

IR 813 perchlorate	Fluorescent Dyes
IR 813 perchlorate is a near-infrared (NIR) fluorescent dye (Ex=815 nm, Em=840 nm) and can be used for visualizing regional lymph nodes in mice .

HY-D2880

Sulfo-Cyanine5 DBCO	Fluorescent Dyes
Sulfo-Cyanine5 DBCO is a near-infrared red (NIR) fluorescent dye. Sulfo-Cyanine5 DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups (Ex/Em =646/670 nm) .

HY-D1324

Cyanine5.5 hydrazide dichloride	Fluorescent Dyes
Cyanine5.5 hydrazide, an analog of Cyanine5.5 fluorophore, is a near-infrared (NIR) fluorescent dye. Cyanine5.5 hydrazide is used for labeling of biomolecules through the condensation between the hydrazide groups and the carbonyl groups. (λ_ex=684 nm, λ_em=710 nm) .

HY-D2510

Cy3-PEG2000-SH	Fluorescent Dyes
Cy3-PEG2000-SH (Cy3-PEG-Thiol) is a near infrared fluorescent labeling reagent that combines Cy3 fluorescent dye, polyethylene glycol (PEG) and sulfhydryl (SH) polyethylene glycol derivatives, and is suitable for molecular coupling. Cy3-PEG2000-SH is absorbed at 550nm and has high solubility and end-group substitution rate .

HY-D1367

Sulfo-Cyanine7 carboxylic acid	Fluorescent Dyes
Sulfo-Cyanine7 carboxylic acid is a highly hydrophilic and water-soluble near-infrared dye. It improves quantum yield in the near-infrared range and has a very high molar extinction coefficient.

HY-D1351

Sulfo-Cyanine5.5 maleimide potassium Sulfo-Cy5.5 maleimide potassium	Fluorescent Dyes
Sulfo-Cyanine5.5 maleimide (Sulfo-Cy5.5 maleimide) potassium is a fluorescent dye. Sulfo-Cyanine5.5 is a nearinfrared (NIR) fluorophore with excitation maximum 675 nm and emission maximum 694 nm. Sulfo-Cyanine5.5 maleimide potassium can be used for the labeling of sensitive proteins, nanoparticles, and highly hydrophylic biopolymers .

HY-D1375A

Sulfo-Cy5 amine hydrochloride	Fluorescent Dyes
Sulfo-Cy5 amine hydrochloride is a near-infrared (NIR) amino fluorescent dye. Sulfo-Cy5 amine hydrochloride reacts with electrophilic substances .

HY-D1307A

Sulfo-cyanine7 alkyne potassium	Fluorescent Dyes
Sulfo-cyanine7 alkyne potassium is a water-soluble near-infrared dye with a sulfonated terminal alkyne that can be used in copper-catalyzed click chemistry reactions to conjugate with azides in an aqueous environment.

HY-D1307

Sulfo-cyanine7 alkyne	Fluorescent Dyes
Sulfo-cyanine7 alkyne is a water-soluble near-infrared dye with a sulfonated terminal alkyne that can be used in copper-catalyzed click chemistry reactions to conjugate with azides in an aqueous environment.

HY-D1325

Cyanine5.5 alkyne chloride	Fluorescent Dyes
Cyanine5.5 alkyne chloride is an alkynyl-modified near-infrared (NIR) fluorescent dye (Ex=678 nm, Em=694 nm). Cyanine5.5 alkyne chloride can react with azides for click chemistry labeling .

HY-D2217

Cy7 tetrazine	Fluorescent Dyes
Cy7 tetrazine is a near infrared dye that can be used for in vivo imaging .

HY-D1317A

Cyanine7.5 carboxylic

Fluorescent Dyes

Cyanine7.5 carboxylic is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) with carboxylic acid functional groups. Cy7.5 is a near-infrared fluorescent dye commonly used in biomedical research areas such as biomarkers and cell imaging. Cyanine7.5 carboxylic can be covalently bound to some biological molecules (especially antibodies, proteins, etc.) to track their location and dynamic changes in biological samples.

Cat. No.	Product Name	Target	Research Area

HY-P5520

GB-6	Bombesin Receptor Radionuclide-Drug Conjugates (RDCs)	Cancer
GB-6 is a short linear peptide that targets the gastrin releasing peptide receptor (GRPR). GRPR is overexpressed in pancreatic cancer. Based on the tumor selectivity and tumor-specific accumulation properties of GB-6, GB-6 labeled with near infrared (NIR) fluorescent dyes or radionuclide netium-99m (99mTc) can be used as a high-contrast imaging probe. GB-6 has excellent in vivo stability, with tumor to pancreatic and intestinal fluorescence signal ratios of 5.2 and 6.3, respectively, in SW199 0 subcutaneous xenograft models. GB-6 can rapidly target tumors and accurately delineate tumor boundaries, which has broad application prospects .

HY-P10648

Herceptide HER2-targeting peptide	EGFR	Cancer
Herceptide (HER2-targeting peptide) is a HER2-targeting peptide, and can be further conjugated to the near-infrared fluorescent dye indocyanine green (HY-D0711) (ICG) for developing theranostic agents .

HY-P10052

CBO-P11	VEGFR	Cancer
CBO-P11 specifically binds to receptor of VEGFR-2 and is used as targeting ligand for tumor angiogenesis. CBO-P11 is modified with a nearinfrared cyanine dye bearing an alkyne function, allowing both “click” coupling on azido-modified nanoparticles and fluorescence labelling .

HY-P3196

Tozuleristide	Peptides	Cancer
Tozuleristide is a tumor-targeting agent covalently conjugated to a derivative of the near-infrared fluorescent dye indocyanine green (ICG). Tozuleristide has the ability to penetrate the blood-brain barrier. Tozuleristide can be used in research related to fluorescence-guided surgery (FGS) .

Cat. No.	Product Name

HY-KD1111

NIR Red Fluorescent Rapid Labeling Kit (AF750）

Near-infrared Fluorescent Rapid Labelling Kit (AF750) enables red fluorescent labelling of proteins. Maximum excitation/ Emission Wavelength: 750/775 nm. Based on NHS ester chemistry, the NHS ester-activated fluorescent dye reacts with primary amines in pH 7-9 solutions to form stable amide bonds, thereby achieving conjugation with antibodies/proteins. Typically, one IgG molecule can bind 2-8 molecules of AF750. The entire procedure can be completed within two hours.

HY-KD1109

NIR Red Fluorescent Rapid Labeling Kit (CY7）

Near-infrared Fluorescent Rapid Labelling Kit (CY7) enables red fluorescent labelling of proteins. Maximum excitation/ emission wavelengths: 750/773 nm. Based on NHS ester chemistry, the NHS ester-activated fluorescent dye reacts with primary amines in the antibody/protein to be labelled at pH 7-9, forming stable amide bonds to achieve conjugation. Typically, one IgG molecule can bind 2–8 molecules of CY7. The entire experiment can be completed within 2 hours.

HY-KD1110

NIR Red Fluorescent Rapid Labeling Kit (CY7.5）

The Near-Infrared Fluorescence Rapid Labelling Kit (CY7.5) enables red fluorescent labelling of proteins. Maximum excitation/ emission wavelengths: 788/814 nm. Based on NHS ester chemistry, the NHS ester-activated fluorescent dye reacts with primary amines in the antibody/protein to be labelled at pH 7-9, forming stable amide bonds to achieve conjugation. Typically, one IgG molecule can bind 2-8 molecules of CY7.5. The entire procedure can be completed within two hours.

Cat. No.	Product Name	Target	Research Area	Image

HY-P99500

Cetuximab sarotalocan RM-1929; Cetuximab-IRdye-700DX	EGFR	Cancer
Cetuximab sarotalocan (RM-1929) is an IRdye700DX (near-infrared photosensitizing dye) conjugate of Cetuximab (anti-EGFR monoclonal antibody). Cetuximab sarotalocan can be used for head and neck cancers research .

HY-P991650

MDX1201	PSMA	Cancer
MDX1201 is a humanized monoclonal antibody targeting PSMA1/7. MDX1201 conjugated with a fluorescent dye AlexaTM488 can be used as a probe for near-infrared fluorescence imaging (NIRF) imaging of prostate cancer .

HY-P992459

SGM-101 Antibody	ADC Antibody Transmembrane Glycoprotein	Cancer
SGM-101 Antibody is a chimeric monoclonal antibody targeting carcinoembryonic antigen (CEA). SGM-101 Antibody can serve as a tumor-specific fluorescent imaging probe after being covalently conjugated with the near-infrared fluorescent dye BM104 . SGM-101 Antibody accumulates in CEA-positive tumor tissues via antigen-antibody specific binding, and emits near-infrared fluorescence to enable imaging of tumor lesions. SGM-101 Antibody can be used in research related to gastric cancer, colorectal cancer, pancreatic cancer, non-small cell lung cancer, breast cancer, peritoneal carcinomatosis, and liver metastases .

Cat. No.	Product Name		Classification

HY-D1068

Cy5-DBCO 2 Publications Verification DBCO-Sulfo-Cy5		DBCO Labeling and Fluorescence Imaging
Cy5-DBCO (DBCO-Sulfo-Cy5) is a near-infrared (NIR)red fluorescent dye with λ_absand λ_em of 646nm and 670 nm, respectively. Cy5-DBCO (DBCO-Sulfo-Cy5) is not suitable for staining intracellular components of permeabilezed cell, it may exhibits a high background. Cy5-DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.

HY-D1555

Cyanine7 DBCO Cy7 DBCO		DBCO
Cyanine7 DBCO (Cy7 DBCO) is a near-infrared fluorescent dye and an efficient bio-orthogonal quencher. Cyanine7 DBCO is formed by covalent connection of the near-infrared fluorescent dye Cy7 and the dibenzocyclooctyne (DBCO) functional group. After reacting with N3-Cy5-COOH, the fluorescence of Cy5 decreases by 90% within 90 minutes, and rapid signal attenuation can be observed within 2-5 minutes. Cyanine7 DBCO can be used for the study of deep tissue imaging and receptor-targeted therapeutic strategies .

HY-W588722

ICG-DBCO		DBCO
ICG-DBCO is a near-infrared fluorescent dye that is widely used in cell dyes, biological dyes, biomolecules and particle fluorescent labeling.Ex/Em = 789/813 nm

HY-W879007

ICG-azide		Azide
ICG-azide, a near infrared (NIR) fluorescent dye, is a copper (I)-catalyzed azide-alkyne cycloaddition (CuAAC) reagent. ICG-azide can be readily incorporated into dye-stabilized nanoemulsions and facilitate the attachment of targeting ligands via click-chemistry in a simple, scalable, and reproducible reaction .

HY-D2241

Sulfo-Cy7-DBCO		DBCO
Sulfo-Cy7-DBCO is the water-soluble version of cyanine 7. Sulfo-Cy7-DBCO spectral properties are similar to Cy7. Sulfo-Cy7-DBCO is a near-infrared fluorescent dye .

HY-D2880

Sulfo-Cyanine5 DBCO		DBCO
Sulfo-Cyanine5 DBCO is a near-infrared red (NIR) fluorescent dye. Sulfo-Cyanine5 DBCO is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups (Ex/Em =646/670 nm) .

HY-D1307A

Sulfo-cyanine7 alkyne potassium		Alkynes
Sulfo-cyanine7 alkyne potassium is a water-soluble near-infrared dye with a sulfonated terminal alkyne that can be used in copper-catalyzed click chemistry reactions to conjugate with azides in an aqueous environment.

HY-D1307

Sulfo-cyanine7 alkyne		Alkynes
Sulfo-cyanine7 alkyne is a water-soluble near-infrared dye with a sulfonated terminal alkyne that can be used in copper-catalyzed click chemistry reactions to conjugate with azides in an aqueous environment.

HY-D1325

Cyanine5.5 alkyne chloride		Alkynes
Cyanine5.5 alkyne chloride is an alkynyl-modified near-infrared (NIR) fluorescent dye (Ex=678 nm, Em=694 nm). Cyanine5.5 alkyne chloride can react with azides for click chemistry labeling .

HY-D2217

Cy7 tetrazine		Tetrazine
Cy7 tetrazine is a near infrared dye that can be used for in vivo imaging .

HY-D1862

Cy7.5 alkyne chloride		Alkynes
Cy7.5 alkyne chloride is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) containing a sulfonate ion and an alkyne functional group. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The alkyne functional group of Cy7.5 alkyne chloride can react with molecules containing the azide functional group to form covalent bonds. Cy7.5 alkyne chloride can bind to biological molecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-W879234

TriSulfo-Cy5.5 DBCO Sulfo Cy5.5-DBCO		DBCO
TriSulfo-Cy5.5 DBCO is a near infrared (NIR) fluorescent anthocyanin fluorescent dye.TriSulfo-Cy5.5 DBCO can be used to label proteins, antibodies, peptides, nucleic acid molecules.

HY-D1308

Sulfo-Cyanine5.5 azide tripotassium		Azide
Sulfo-Cyanine5.5 azide tripotassium, a near-infrared (NIR) fluorescent dye, is an azide-functionalized Sulfo-Cyanine5.5 (Ex=678 nm, Em=694 nm). Sulfo-Cyanine5.5 azide tripotassium can react with alkynes for Click Chemistry labeling . It contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D1859

Sulfo-Cy7.5 alkyne		Alkynes
Sulfo-Cy7.5 alkyne is a dye derivative of Cyanine 7.5 (Cy7.5) (HY-D0926) containing a sulfonate ion and an alkyne functional group. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The alkyne functionality of Sulfo-Cy7.5 alkyne can react with molecules containing the azide functionality to form covalent bonds. Sulfo-Cy7.5 alkyne can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples.

HY-151757

Trisulfo-Cy5-Alkyne		Alkynes Labeling and Fluorescence Imaging
Trisulfo-Cy5-Alkyne is a click chemistry reagent containing an azide group. Trisulfo-Cy5-Alkyne can participate in copper-catalyzed Click Chemistry reactions. Trisulfo-Cy5-Alkyne is a near infrared (NIR) fluorescent dye .

HY-151753

Trisulfo-Cy5.5-Alkyne		Alkynes Labeling and Fluorescence Imaging
Trisulfo-Cy5.5-Alkyne is a click chemistry reagent containing an azide group. Trisulfo-Cy5.5-Alkyne can participate in copper-catalyzed Click Chemistry reactions. Trisulfo-Cy5.5-Alkyne is a near infrared (NIR) fluorescent anthocyanin fluorescent dye.

HY-D1850

Sulfo-Cy7.5 azide		Azide
Sulfo-Cy7.5 azide is a Cyanine 7.5 (Cy7.5) (HY-D0926) dye derivative with azide and sulfonate functional groups. The sulfonate ion increases the water solubility of the compound, making it suitable for use in aqueous solutions. Cy7.5 is a near-infrared fluorescent dye commonly used for biolabeling and cell imaging. The azide group of Sulfo-Cy7.5 azide can react chemically with molecules containing alkyne functionality, such as alkyne or cyclooctyne, to form covalent bonds. Therefore, Sulfo-Cy7.5 azide can bind to biomolecules such as proteins and antibodies to track their location and dynamic changes in biological samples. It contains an azide group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing alkyne groups. It can also undergo ring strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing DBCO or BCN groups.

HY-D2219

Sulfo-Cy7 tetrazine		Tetrazine
Sulfo-Cy7 tetrazine is a near-infrared water-soluble fluorophore. Sulfo-Cy7 tetrazine contains the methyltetrazine group for rapid, efficient, and metal-free conjugation to cycloolefin in a reaction called TCO linkage .

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