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fluorogenic probe

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By Targets:	ADC Linker (2) Biochemical Assay Reagents (3) Cholinesterase (ChE) (1) Cytochrome P450 (1) DNA Stain (1) Fluorescent Dye (24) Reactive Oxygen Species (ROS) (1) Reference Standards (1)
By Research Areas:	Cancer (4) Infection (1) Inflammation/Immunology (1) Neurological Disease (1)
Click Chemistry:	Labeling and Fluorescence Imaging (2) Azide (5)

Inhibitors & Agonists

Fluorescent Dye

Natural
Products

Click Chemistry

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-119977

APF 1 Publications Verification	Fluorescent Dye Reactive Oxygen Species (ROS)	Others
APF is a cell-permeable fluorogenic probe to measure hydroxyly radical of ROS. APF is nonfluorescent and produces bright green fluorescence upon reaction with hydroxyl radical. APF can be used to detect intracellular reactive oxygen species (ROS) (Ex/Em=490/525 nm) .

HY-151708

CalFluor 488 Azide	Fluorescent Dye	Others
CalFluor 488 Azide is a water-soluble fluorogenic azide probe. CalFluor 488 Azide is activated by Cu-catalyzed or metal-free click reaction. CalFluor 488 Azide is not fluorescent until it is reacted with alkynes . 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-W007324

Maleimide	ADC Linker Biochemical Assay Reagents	Cancer
Maleimide can be used for production of antibody-drug conjugate (ADC) which is used in cancer research. Maleimide also be leveraged for the preparation of fluorogenic probe, which is mainly used for the specific detection of thiol analytes .

HY-D1506

Fl-DIBO	Fluorescent Dye	Others
Fl-DIBO (fluorogenic dibenzocyclooctyne) is a selective and high sensitivity fluorescent probe to azide compounds. Fl-DIBO can react rapidly with azide compounds to form new highly fluorescent products with a maximum emission wavelength of 469 nm and excitation wavelength of 363 nm. Fl-DIBO can be used to label diazo-tagged proteins without detectable background signal interference . Fl-DIBO is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D1341

Coumberone 2 Publications Verification	Fluorescent Dye	Cancer
Coumberone is a metabolic fluorogenic probe, and isoform-selective substrate for all AKR1C isoforms. Coumberone can be reduced by all four members of the AKR1C family to its fluorescent alcohol coumberol. Coumberone can be used for the research of AKR1C .

HY-116862

Dibenzylfluorescein DBF	Cytochrome P450 Fluorescent Dye	Others
Dibenzylfluorescein (DBF) is a fluorogenic probe (Fluoresecent dye) that acts as a substrate for specific cytochrome P450 (CYP) isoforms, including CYP3A4, CYP2C8, CYP2C9, CYP2C19, and aromatase (CYP19). Dibenzylfluorescein is typically used near its K_m value of 0.87-1.9 μM (Ex=485 nm，Em=535 nm). Dibenzylfluorescein is used to detect changes in CYP catalytic activity caused by drugs or disease .

HY-D1148

HKGreen-4I 1 Publications Verification	Fluorescent Dye	Others
HKGreen-4I is a highly sensitive green fluorescent probe for the specific detection of ONOO ^- in living cells with a maximum excitation wavelength and emission wavelength of 520 nm and 543 nm, respectively .

HY-D1252

Fast-TRFS 2 Publications Verification	Fluorescent Dye	Others
Fast-TRFS is a selective and superfast fluorogenic probe of thioredoxin reductase (TrxR). Fast-TRFS can be used for imaging TrxR activity in live cells .

HY-125372

2-Amino benzamidoxime ABAO	Biochemical Assay Reagents	Others
2-Amino benzamidoxime (ABAO) acts as a bioconjugation reagent precursor and a fluorescent probe precursor. 2-Amino benzamidoxime contains an aniline group for imine activation of aldehydes, as well as a nucleophilic group (Nu:) located at the ortho position of the amine, which is responsible for intramolecular cyclization. 2-Amino benzamidoxime reacts with glyoxal at the N-terminus of phage-displayed peptide libraries. Derivatives of 2-Amino benzamidoxime can be used for protein bioconjugation. Derivatives of 2-Amino benzamidoxime serve as fluorescent probes .\n

HY-119493

MSBN	Fluorescent Dye	Others
MSBN is a highly selective fluorogenic probe for thiols. MSBN can be used to image thiols in live cells selectively and specifically label protein thiols with a signal to determine various reversible protein thiol modifications .

HY-130013

HKYellow-AM (6/12-mixture)	Fluorescent Dye	Others
HKYellow-AM (6/12-mixture) is a yellow fluorescent probe that can detect ONOO- in living cells and tissues with high selectivity and sensitivity without cytotoxicity .

HY-D2289

CalFluor 647 azide	Fluorescent Dye	Others
CalFluor 647 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 647 azide is not fluorescent until it is reacted with alkynes .

HY-D1079

EDANS sodium	DNA Stain	Others
EDANS sodium is a potent fluorogenic substrates. EDANS sodium is a donor for FRET-based nucleic acid probes and protease substrates. EDANS sodium is often paired with DABCYL or DABSYL. The optimal absorbance and emission wavelengths of EDANS sodium are λ_abs = 336 nm and λ_em = 490 nm respectively .

HY-D2994

SPY555-BG SNAP-MaP555	Fluorescent Dye	Others
SPY555-BG (SNAP-MaP555) is the benzylguanine derivative of SPY555 fluorophore. SPY555-BG emits light in the orange part of the UV-ViS spectrum. SPY555-BG is fluorogenic, highly cell permeable and well suited for STED and SIM superresolution imaging. SPY555-BG can be imaged with a standard Cy3 filterset. SPY555-BG can be used for widefield, confocal, SIM or STED imaging in living or fixed cells and tissue .

HY-D1386

JF526-Taxol TFA	Fluorescent Dye	Others
JF526-Taxol (TFA) is a versatile scaffold for fluorogenic probes including ligands for self-labeling tags, stains for endogenous structures, and spontaneously blinking labels for super-resolution immunofluorescence .

HY-151505

CysOx2	Fluorescent Dye	Others
CysOx2 is a reaction-based fluorogenic probe for sulfenic acid (Ex/Em: 394/535 nm). CysOx2 can be used for detecting protein cysteine oxidation in living cells .

HY-143285

AMC-GlcNAc	Fluorescent Dye	Infection
AMC-GlcNAc (compound 1) is a potent fluorogenic probe for detection and characterization of β-hexosaminidase enzyme activity. AMC-GlcNAc enables continuous monitoring by turn-on fluorescence and fluorescence signal is constant over a wide pH range (Ex=325 nm, Em=390 nm). AMC-GlcNAc enables ratiometric fluorescence detection with high sensitivity and low background, which can be used to screen for recombinant dispersin B activity in E. coli cell lysate .

HY-D2287

CalFluor 555 azide	Fluorescent Dye	Others
CalFluor 555 azide is a fluorogenic azide probe. CalFluor 555 azide is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2287A

CalFluor 555 azide chloride	Fluorescent Dye	Others
CalFluor 555 azide (chloride) is a fluorogenic azide probe. CalFluor 555 azide (chloride) is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2288

CalFluor 580 azide	Fluorescent Dye	Others
CalFluor 580 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 580 azide is not fluorescent until it is reacted with alkynes .

HY-D2254

CTB probe-1	Fluorescent Dye	Others
CTB probe-1 (probe 1) a lysosome-targeting fluorogenic small-molecule probe for fluorescence imaging in living cells .

HY-163324

2-Me PeER chloride	Fluorescent Dye	Others
2-Me PeER (chloride) is a fluorogenic probe for CYP3A4 activity that can be used in living cells . Ex / Em = 520 / 550 nm

HY-D2094

PerCP Maleimide	Fluorescent Dye	Inflammation/Immunology Cancer
PerCP Maleimide is a fluorescent dye that reacts with free sulfhydryl groups on proteins. PerCP is a red fluorescence albuminous dye for immunostaining and Maleimide can be leveraged for the preparation of fluorogenic probe, which is mainly used for the specific detection of thiol analytes .

HY-D1745

Liptracker-Green fac-[Re(CO)3(phen)L]	Fluorescent Dye	Others
Liptracker-green (fac-[Re(CO)3(phen)L]) is a cell-permeable fluorogenic probe that localizes to polar lipids, and can be used to label lipid droplets and other high lipid-content compartments in live and fixed cells using fluorescent microscopy.

HY-155368

BChE-IN-20	Cholinesterase (ChE)	Neurological Disease
BChE-IN-20 (compound 7c) is a highly potent BChE-selective inhibitor and exhibits IC₅₀s of 105 and 2.3 nM for eqBChE and hBChE, respectively. BChE-IN-20 inhibits P glycoprotein with IC₅₀ of 0.27 μM. BChE-IN-20 is a promising template to improve design and development of BChE-selective ligands of pharmaceutical interest, including inhibitors and fluorogenic probes.

HY-W007324R

Maleimide (Standard)	Reference Standards ADC Linker Biochemical Assay Reagents	Cancer
Maleimide (Standard) is the analytical standard of Maleimide (HY-W007324). This product is intended for research and analytical applications. Maleimide can be used for production of antibody-drug conjugate (ADC) which is used in cancer research. Maleimide also be leveraged for the preparation of fluorogenic probe, which is mainly used for the specific detection of thiol analytes .

HY-D3205

Bis(picolinoyl)fluorescein	Fluorescent Dye	Others
Bis (picolinoyl) fluorescein is a Cu ²⁺ esterase activity probe with both fluorogenic and chromogenic properties. Bis (picolinoyl) fluorescein enables quantitative analysis of free Cu ²⁺, as well as detection of esterolytic activity of Cu bound to organic ligands or biomolecules .

HY-D2924

CBG-549-QSY7	Fluorescent Dye	Others
CBG-549-QSY7 is a Dylight 549-labeled SNAP tag fluorescent probe (Ex/Em: 546 nm/580 nm), specially designed for non-washable fluorescence imaging applications. CBG-549-QSY7 employs an intramolecular FRET quenching mechanism: intramolecular fluorescence quenching occurs before binding to the SNAP tag, and upon binding, the quenching group is cleaved, releasing fluorescence. The background fluorescence of CBG-549-QSY7 is extremely low, and clear cell membrane images can be obtained after 5 minutes of incubation .

HY-D2939

BGSBD	Fluorescent Dye	Others
BGSBD is a SNAP-tag-based fluorescent probe (Ex/Em: 435 nm/516 nm) based on the environmentally sensitive fluorescent group SBD, specifically designed for protein labeling of live cells without washing. BGSBD achieves a 280-fold fluorescence enhancement after labeling by ingeniously utilizing the hydrophobic binding pocket of the SNAP-tag protein, providing an ideal tool for real-time monitoring of protein dynamics within cells .

Cat. No.	Product Name	Type

HY-151708

CalFluor 488 Azide	Fluorescent Dye
CalFluor 488 Azide is a water-soluble fluorogenic azide probe. CalFluor 488 Azide is activated by Cu-catalyzed or metal-free click reaction. CalFluor 488 Azide is not fluorescent until it is reacted with alkynes . 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.

CalFluor 488 Azide

Fluorescent Dye

CalFluor 488 Azide is a water-soluble fluorogenic azide probe. CalFluor 488 Azide is activated by Cu-catalyzed or metal-free click reaction. CalFluor 488 Azide is not fluorescent until it is reacted with alkynes . 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-D1506

Fl-DIBO	Fluorescent Dye
Fl-DIBO (fluorogenic dibenzocyclooctyne) is a selective and high sensitivity fluorescent probe to azide compounds. Fl-DIBO can react rapidly with azide compounds to form new highly fluorescent products with a maximum emission wavelength of 469 nm and excitation wavelength of 363 nm. Fl-DIBO can be used to label diazo-tagged proteins without detectable background signal interference . Fl-DIBO is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

Fl-DIBO

Fluorescent Dye

Fl-DIBO (fluorogenic dibenzocyclooctyne) is a selective and high sensitivity fluorescent probe to azide compounds. Fl-DIBO can react rapidly with azide compounds to form new highly fluorescent products with a maximum emission wavelength of 469 nm and excitation wavelength of 363 nm. Fl-DIBO can be used to label diazo-tagged proteins without detectable background signal interference . Fl-DIBO is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-116862

Dibenzylfluorescein DBF	Fluorescent Dye
Dibenzylfluorescein (DBF) is a fluorogenic probe (Fluoresecent dye) that acts as a substrate for specific cytochrome P450 (CYP) isoforms, including CYP3A4, CYP2C8, CYP2C9, CYP2C19, and aromatase (CYP19). Dibenzylfluorescein is typically used near its K_m value of 0.87-1.9 μM (Ex=485 nm，Em=535 nm). Dibenzylfluorescein is used to detect changes in CYP catalytic activity caused by drugs or disease .

Dibenzylfluorescein

DBF

Fluorescent Dye

Dibenzylfluorescein (DBF) is a fluorogenic probe (Fluoresecent dye) that acts as a substrate for specific cytochrome P450 (CYP) isoforms, including CYP3A4, CYP2C8, CYP2C9, CYP2C19, and aromatase (CYP19). Dibenzylfluorescein is typically used near its K_m value of 0.87-1.9 μM (Ex=485 nm，Em=535 nm). Dibenzylfluorescein is used to detect changes in CYP catalytic activity caused by drugs or disease .

HY-D1148

HKGreen-4I 1 Publications Verification	Fluorescent Dye
HKGreen-4I is a highly sensitive green fluorescent probe for the specific detection of ONOO ^- in living cells with a maximum excitation wavelength and emission wavelength of 520 nm and 543 nm, respectively .

HY-D1252

Fast-TRFS 2 Publications Verification	Fluorescent Dye
Fast-TRFS is a selective and superfast fluorogenic probe of thioredoxin reductase (TrxR). Fast-TRFS can be used for imaging TrxR activity in live cells .

HY-130013

HKYellow-AM (6/12-mixture)	Fluorescent Dye
HKYellow-AM (6/12-mixture) is a yellow fluorescent probe that can detect ONOO- in living cells and tissues with high selectivity and sensitivity without cytotoxicity .

HY-D2289

CalFluor 647 azide	Fluorescent Dye
CalFluor 647 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 647 azide is not fluorescent until it is reacted with alkynes .

HY-D2994

SPY555-BG SNAP-MaP555	Fluorescent Dye
SPY555-BG (SNAP-MaP555) is the benzylguanine derivative of SPY555 fluorophore. SPY555-BG emits light in the orange part of the UV-ViS spectrum. SPY555-BG is fluorogenic, highly cell permeable and well suited for STED and SIM superresolution imaging. SPY555-BG can be imaged with a standard Cy3 filterset. SPY555-BG can be used for widefield, confocal, SIM or STED imaging in living or fixed cells and tissue .

SPY555-BG

SNAP-MaP555

Fluorescent Dye

SPY555-BG (SNAP-MaP555) is the benzylguanine derivative of SPY555 fluorophore. SPY555-BG emits light in the orange part of the UV-ViS spectrum. SPY555-BG is fluorogenic, highly cell permeable and well suited for STED and SIM superresolution imaging. SPY555-BG can be imaged with a standard Cy3 filterset. SPY555-BG can be used for widefield, confocal, SIM or STED imaging in living or fixed cells and tissue .

HY-D1386

JF526-Taxol TFA	Fluorescent Dye
JF526-Taxol (TFA) is a versatile scaffold for fluorogenic probes including ligands for self-labeling tags, stains for endogenous structures, and spontaneously blinking labels for super-resolution immunofluorescence .

HY-143285

AMC-GlcNAc	Fluorescent Dye
AMC-GlcNAc (compound 1) is a potent fluorogenic probe for detection and characterization of β-hexosaminidase enzyme activity. AMC-GlcNAc enables continuous monitoring by turn-on fluorescence and fluorescence signal is constant over a wide pH range (Ex=325 nm, Em=390 nm). AMC-GlcNAc enables ratiometric fluorescence detection with high sensitivity and low background, which can be used to screen for recombinant dispersin B activity in E. coli cell lysate .

AMC-GlcNAc

Fluorescent Dye

AMC-GlcNAc (compound 1) is a potent fluorogenic probe for detection and characterization of β-hexosaminidase enzyme activity. AMC-GlcNAc enables continuous monitoring by turn-on fluorescence and fluorescence signal is constant over a wide pH range (Ex=325 nm, Em=390 nm). AMC-GlcNAc enables ratiometric fluorescence detection with high sensitivity and low background, which can be used to screen for recombinant dispersin B activity in E. coli cell lysate .

HY-D2287

CalFluor 555 azide	Fluorescent Dye
CalFluor 555 azide is a fluorogenic azide probe. CalFluor 555 azide is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2287A

CalFluor 555 azide chloride	Fluorescent Dye
CalFluor 555 azide (chloride) is a fluorogenic azide probe. CalFluor 555 azide (chloride) is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2288

CalFluor 580 azide	Fluorescent Dye
CalFluor 580 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 580 azide is not fluorescent until it is reacted with alkynes .

HY-D2254

CTB probe-1	Fluorescent Dye
CTB probe-1 (probe 1) a lysosome-targeting fluorogenic small-molecule probe for fluorescence imaging in living cells .

HY-D2094

PerCP Maleimide	Fluorescent Dye
PerCP Maleimide is a fluorescent dye that reacts with free sulfhydryl groups on proteins. PerCP is a red fluorescence albuminous dye for immunostaining and Maleimide can be leveraged for the preparation of fluorogenic probe, which is mainly used for the specific detection of thiol analytes .

HY-D1745

Liptracker-Green fac-[Re(CO)3(phen)L]	Fluorescent Dye
Liptracker-green (fac-[Re(CO)3(phen)L]) is a cell-permeable fluorogenic probe that localizes to polar lipids, and can be used to label lipid droplets and other high lipid-content compartments in live and fixed cells using fluorescent microscopy.

HY-D3205

Bis(picolinoyl)fluorescein	Fluorescent Dye
Bis (picolinoyl) fluorescein is a Cu ²⁺ esterase activity probe with both fluorogenic and chromogenic properties. Bis (picolinoyl) fluorescein enables quantitative analysis of free Cu ²⁺, as well as detection of esterolytic activity of Cu bound to organic ligands or biomolecules .

HY-D2924

CBG-549-QSY7

Fluorescent Dye

CBG-549-QSY7 is a Dylight 549-labeled SNAP tag fluorescent probe (Ex/Em: 546 nm/580 nm), specially designed for non-washable fluorescence imaging applications. CBG-549-QSY7 employs an intramolecular FRET quenching mechanism: intramolecular fluorescence quenching occurs before binding to the SNAP tag, and upon binding, the quenching group is cleaved, releasing fluorescence. The background fluorescence of CBG-549-QSY7 is extremely low, and clear cell membrane images can be obtained after 5 minutes of incubation .

HY-D2939

BGSBD

Fluorescent Dye

BGSBD is a SNAP-tag-based fluorescent probe (Ex/Em: 435 nm/516 nm) based on the environmentally sensitive fluorescent group SBD, specifically designed for protein labeling of live cells without washing. BGSBD achieves a 280-fold fluorescence enhancement after labeling by ingeniously utilizing the hydrophobic binding pocket of the SNAP-tag protein, providing an ideal tool for real-time monitoring of protein dynamics within cells .

Cat. No.	Product Name		Classification

HY-151708

CalFluor 488 Azide		Labeling and Fluorescence Imaging Azide
CalFluor 488 Azide is a water-soluble fluorogenic azide probe. CalFluor 488 Azide is activated by Cu-catalyzed or metal-free click reaction. CalFluor 488 Azide is not fluorescent until it is reacted with alkynes . 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-D1506

Fl-DIBO		Labeling and Fluorescence Imaging
Fl-DIBO (fluorogenic dibenzocyclooctyne) is a selective and high sensitivity fluorescent probe to azide compounds. Fl-DIBO can react rapidly with azide compounds to form new highly fluorescent products with a maximum emission wavelength of 469 nm and excitation wavelength of 363 nm. Fl-DIBO can be used to label diazo-tagged proteins without detectable background signal interference . Fl-DIBO is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

HY-D2289

CalFluor 647 azide		Azide
CalFluor 647 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 647 azide is not fluorescent until it is reacted with alkynes .

HY-D2287

CalFluor 555 azide		Azide
CalFluor 555 azide is a fluorogenic azide probe. CalFluor 555 azide is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2287A

CalFluor 555 azide chloride		Azide
CalFluor 555 azide (chloride) is a fluorogenic azide probe. CalFluor 555 azide (chloride) is not fluorescent until it is reacted with alkynes (Ex=555 nm) .

HY-D2288

CalFluor 580 azide		Azide
CalFluor 580 azide is a fluorogenic azide probe that is activated by Cu-catalyzed or metal-free click reaction. CalFluor 580 azide is not fluorescent until it is reacted with alkynes .

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fluorogenic probe

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Fluorescent Dye

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