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cationic dye

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46

Inhibitors & Agonists

38

Fluorescent Dyes

4

Biochemical Assay Reagents

2

Isotope-Labeled Compounds

1

Oligonucleotides

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Cat. No. Product Name Target Research Areas Chemical Structure
  • HY-D0985A
    TMRE
    Maximum Cited Publications
    75 Publications Verification

    Tetramethylrhodamine ethyl ester perchlorate

    		 Fluorescent Dye Others
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    TMRE
  • HY-D0984A
    TMRM Perchlorate
    30+ Cited Publications

    T668

    		 Fluorescent Dye Others
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    TMRM Perchlorate
  • HY-D0218
    Thioflavin T
    25+ Cited Publications

    Basic Yellow 1

    		 Amyloid-β Others
    Thioflavin T is a cationic Benzothiazole dye that shows enhanced fluorescence upon binding to amyloid in tissue sections. Excitation max.: ~385 nm (free); ~450 nm (bound); Emission max.: ~445 nm (free); ~485 nm (bound) .
    Thioflavin T
  • HY-D0816
    Rhodamine 123
    25+ Cited Publications

    RH-123; R-22420

    		 Fluorescent Dye Cardiovascular Disease
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Rhodamine 123
  • HY-W751238
    Dimethyl methylene blue zinc chloride double salt

    DMMB

    		 Fluorescent Dye Others
    Dimethyl methylene blue zinc chloride double salt (DMMB) is a cationic dye. Dimethyl methylene blue zinc chloride double salt competitively binds to the active site of the PANI-Benz-Ag nanocomposite with endotoxin, releasing DMMB and increasing the fluorescence intensity. Dimethyl methylene blue zinc chloride double salt can be used as a fluorescent probe for the detection of bacteria (such as E. Coli) endotoxin . Dimethyl methylene blue zinc chloride double salt can be used for the quantification of sulfated glycosaminoglycans .
    Dimethyl methylene blue zinc chloride double salt
  • HY-D0001
    Alcian Blue 8GX
    4 Publications Verification

    		 Fluorescent Dye Others
    Alcian Blue 8GX is a commonly used phthalocyanine dye that binds to glycoproteins and glycosaminoglycans. Alcian Blue 8GX has a wide range of applications in biological staining, including proteins in brain tumors and DNA in cells and tissues .
    Alcian Blue 8GX
  • HY-D0971
    Pyronin Y
    4 Publications Verification

    Pyronine G; C.I. 45005

    		 DNA Stain Others
    Pyronin Y (Pyronine G) is a cationic dye that intercalates RNA and has been used to target cell structures including RNA, DNA and organelles. Pyronin Y forms fluorescent complexes with double-stranded nucleic acids (especially RNA) enabling semi-quantitative analysis of cellular RNA. Pyronin Y can be used to identify specific RNA subspecies of ribonuclear proteins complexes in live cells .
    Pyronin Y
  • HY-D0987
    Stains-All

    		Calmodulin Others
    Stains-All, a cationic carbocyanine dye, is a convenient probe to study the structural features of the individual calcium-binding sites of calmodulin (CaM) and related calcium-binding proteins (CaBP) .
    Stains-All
  • HY-D0309
    Rhodamine 6G
    4 Publications Verification

    Basic Red 1

    		 Environmental Pollutants Fluorescent Dye Cancer
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Rhodamine 6G
  • HY-D0203
    Basic green 4

    Malachite green

    		 Environmental Pollutants Fluorescent Dye Others
    Basic green 4 (Malachite green) is a cationic dye that is widely used as a bactericide in aquaculture and is also commonly used in laboratories for the determination of phosphates. Basic green 4 exhibits high cytotoxicity and carcinogenicity to mammalian cells, specifically shown by its IC50 values of 2.03 µM for HEp-2 human laryngeal cells and 13.8 µM for Caco-2 human colorectal adenocarcinoma cells, and it can promote the development of liver tumors. The maximum absorbance wavelength is 621 nm .
    Basic green 4
  • HY-D0955
    Thionin acetate

    Thionine acetate

    		 Biochemical Assay Reagents Bacterial Infection
    Thionin acetate (Thionine acetate) is a compound present in the seeds, stems, roots, and leaves of many plant species with antibacterial activity. Thionin acetate is a metachromatic cationic histological dye widely used in biological staining .
    Thionin acetate
  • HY-D0004
    Azure B

    Azure B chloride

    		 Monoamine Oxidase Neurological Disease
    Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC50s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .
    Azure B
  • HY-D0984
    TMRM

    		Fluorescent Dye Inflammation/Immunology
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    TMRM
  • HY-D0215
    Safranin

    Safranine T

    		 Fluorescent Dye Bacterial Infection Metabolic Disease
    Safranin (Safranin T) is an important and classical phenazinium dye. Safranin has been extensively used in the academic field as a spectroscopic probe and indicator. Safranin possesses a planar structure and cationic charge. Safranin can readily intercalate into biological macromolecules, including DNA and proteins. Safranin has antibacterial effects against gram-positive bacteria (S. aureus). Safranin can be used as a redox indicator in the determination of metal ion concentration .
    Safranin
  • HY-DY1042
    TMRM Perchlorate (solution)

    		Fluorescent Dye Others
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Solvent and concentration: DMSO: 10 mM
    TMRM Perchlorate (solution)
  • HY-W247131
    DASPEI
    2 Publications Verification

    		 Fluorescent Dye Neurological Disease
    DASPEI is a cationic styrenyl mitochondrial dye with large Stokes shift. DASPEI has excitation and emission wavelength at 550/573 nm, which has good light chromogenic property. DASPEI can stain mitochondria in living cells with good labeling property. And DASPEI can also be used to stain presynaptic nerve endings independently of neuronal activity .
    DASPEI
  • HY-D0957
    Ethyl Violet

    		Fluorescent Dye Bacterial Infection
    Ethyl Violet is a triphenylmethane cationic dye with antibacterial activity. Ethyl Violet is applicable to research related to antibacterial therapy and histological staining .
    Ethyl Violet
  • HY-D1509
    Phenazine ethosulfate

    		Fluorescent Dye Others
    Phenazine ethosulfate is a cationic dye (Ex=390 nm, Em=530 nm) and an electron acceptor that can be used in dye-linked enzyme assays. Phenazine ethosulfate is an intermediate for detecting nitric oxide reducatase (Nors) activity with the presence of ascorbic acid .
    Phenazine ethosulfate
  • HY-D1543
    Pyronin B

    		DNA Stain Infection
    Pyronin B is an organic cationic dye used for the staining of bacteria, mycobacteria and ribonucleic acids. Pyronin B is also used as a small hydrophobic (SH) protein channel inhibitor .
    Pyronin B
  • HY-108166A
    Hydroxystilbamidine bismethanesulfonate

    		Fluorescent Dye Infection
    Hydroxystilbamidine bis(methanesulfonate) is a dye that can bind to DNA and RNA; it's a fluorescent cationic dye, often used as a retrograde neuronal tracer and has also been found to be a potent inhibitor of cellular ribonucleases.
    Hydroxystilbamidine bismethanesulfonate
  • HY-101876
    Rhodamine 800

    		Fluorescent Dye Others
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Rhodamine 800
  • HY-DY1049
    Thioflavin T (solution)

    		Amyloid-β Others
    Thioflavin T (solution) is a cationic Benzothiazole dye that shows enhanced fluorescence upon binding to amyloid in tissue sections. Excitation max.: ~385 nm (free) ; ~450 nm (bound) ; Emission max.: ~445 nm (free) ; ~485 nm (bound) .
    Solvent and Concentration: Sterile water: 10 mM
    The 1 mL volume is defined as the base specification. All larger sizes correspond to incremental volumes of this base.
    Thioflavin T (solution)
  • HY-W250147
    Basic blue 26

    Victoria blue B

    		 Biochemical Assay Reagents Others
    Basic blue 26 (Victoria blue B) is a synthetic cationic dye belonging to the class of triarylmethane dyes. It has a bright blue color and is commonly used as a colorant for a variety of applications, including textiles, paper and leather. Basic Blue 26 is also used as a biological stain for DNA and protein detection in laboratories. Due to its ability to bind negatively charged materials, it can be used as an indicator of the presence of specific molecules in biological samples. However, Basic blue 26 has been reported to have potentially harmful effects on human health and the environment and its use is regulated in some countries. Proper handling and disposal procedures are necessary to minimize its impact on the environment.
    Basic blue 26
  • HY-D0233
    Leucocrystal violet

    		Fluorescent Dye Others
    Leucocrystal violet is a cationic triarylmethane dye. Leucocrystal violet generates a colored purple product in the presence of hydrogen peroxide and horseradish peroxidase, or when oxidized by periodate under the catalysis of horseradish peroxidase. Leucocrystal violet serves as a chromogenic reagent for the determination of submicrogram-level hydrogen peroxide, with no interference from tryptophan, persulfate or chromate. Leucocrystal violet reacts with blood to produce a purple/violet color in the presence of hydrogen peroxide; it forms a very weak fluorophore when acting with whole blood in an unbuffered solution, with a maximum absorption wavelength of 630 nm and a maximum fluorescence emission wavelength of 665 nm upon excitation at 630 nm. Leucocrystal violet is widely used for staining blood residues on porous and non-porous materials .
    Leucocrystal violet
  • HY-D0303A
    Chrysoidine G

    Solvent Orange 3 hydrochloride

    		 Fluorescent Dye Others
    Chrysoidine G (Solvent Orange 3 hydrochloride) is an industrial azoic dye (cationic dye). Chrysoidine G (Solvent Orange 3 hydrochloride) is used for the construction of most textile dyestuffs and also in synthetic industrial compounds. Chrysoidine G (Solvent Orange 3 hydrochloride) concentration can be determined by UV-Vis spectroscopy .
    Chrysoidine G
  • HY-101901
    Oxazine 1 perchlorate
    1 Publications Verification

    		 Fluorescent Dye Others
    Oxazine 1 perchlorate is a symmetric cationic dye (λex=653 nm, λem=666 nm).
    Oxazine 1 perchlorate
  • HY-DY1023
    TMRE (solution)

    		Fluorescent Dye Others
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Solvent and concentration: DMSO: 10 mM
    TMRE (solution)
  • 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 .
    Aza-CyBz
  • HY-DY1054
    Rhodamine 123 (solution)

    		Fluorescent Dye Cardiovascular Disease
    Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Solvent and concentration: DMSO: 5 mM
    Rhodamine 123 (solution)
  • HY-161159
    DMHBO+
    1 Publications Verification

    		 Fluorescent Dye Others
    DMHBO+ is a cationic chromophore that binds to the Chili aptamer with a Kd of 12 nM. The Chili-DMHBO+ complex is an ideal fluorescence donor for FRET to the rhodamine dye Atto 590, suitable for imaging RNA in cells. Ex/Em=456/592 nm .
    DMHBO+
  • HY-D0309R
    Rhodamine 6G (Standard)

    Basic Red 1 (Standard)

    		 Fluorescent Dye Reference Standards Cancer
    Rhodamine 6G (Standard) is the analytical standard of Rhodamine 6G. This product is intended for research and analytical applications. Rhodamine dyes are membrane-permeable cationic fluorescent probes that specifically recognize mitochondrial membrane potentials, thereby attaching to mitochondria and producing bright fluorescence, and at certain concentrations, rhodamine dyes have low toxicity to cells, so they are commonly used to detect mitochondria in animal cells, plant cells, and microorganisms .
    Rhodamine 6G (Standard)
  • HY-Y0425
    Terephthalaldehyde

    		Drug Intermediate Biochemical Assay Reagents Others
    Terephthalaldehyde is a crosslinking agent. Terephthalaldehyde forms a crosslinked structure inside the gelatin matrix by forming Schiff base imines with the amino groups of gelatin, thereby constructing a three-dimensional network. Terephthalaldehyde improves the hydrophobicity of the gelatin matrix, delays water vapor penetration and enhances the liquid water resistance of gelatin films. Terephthalaldehyde can be used as a crosslinking agent to prepare crosslinked chitosan hydrogel (CAAT) via ultrasound-induced synthesis. Terephthalaldehyde helps CAAT hydrogels selectively adsorb anionic dyes from aqueous media, including multi-component systems containing cationic dyes. Terephthalaldehyde serves as a starting material for the synthesis of bis-heterocyclic compounds (including bis-thiazole and bis-triazolopyrimidine compounds) .
    Terephthalaldehyde
  • HY-D0008
    Brilliant green

    		Bacterial Fungal Parasite Infection
    Brilliant green is a cationic dye used to color silk and wool. Brilliant green inhibits propagation of mold, intestinal parasites and fungus. Brilliant green is effective against Gram-positive bacteria .
    Brilliant green
  • HY-W110909
    Thiazole Yellow G, for microscopy

    Titan yellow; Clayton Yellow

    		 Biochemical Assay Reagents Others
    Thiazole yellow G, for microscopy is a cationic basic thiazine dye. Thiazole yellow G can be used for the determination of uranium and thorium .
    Thiazole Yellow G, for microscopy
  • HY-D0004R
    Azure B (Standard)

    Azure B chloride (Standard)

    		 Reference Standards Monoamine Oxidase Neurological Disease
    Azure B (Standard) is the analytical standard of Azure B. This product is intended for research and analytical applications. Azure B is a cationic dye and the major metabolite of Methylene blue. Azure B is used in making Azure eosin stains for blood smear staining. Azure B is a high-potency, selective and reversible inhibitor of monoamine oxidases (MAO)-A, with IC50s of 11 and 968 nM for recombinant human MAO-A and MAO-B, respectively. Azure B possesses significant antidepressant-like effects .
    Azure B (Standard)
  • HY-D0949
    Pyronine B

    		Fluorescent Dye Others
    Pyronine B is an organic cationic dye. Pyronin B as a solution-processable and heating-free n-type dopant can be used for soft electronics .
    Pyronine B
  • HY-D0303AR
    Chrysoidine G (Standard)

    Solvent Orange 3 hydrochloride (Standard)

    		 Fluorescent Dye Reference Standards Others
    Chrysoidine G (Standard) is the analytical standard of Chrysoidine G. This product is intended for research and analytical applications. Chrysoidine G (Solvent Orange 3 hydrochloride) is an industrial azoic dye (cationic dye). Chrysoidine G (Solvent Orange 3 hydrochloride) is used for the construction of most textile dyestuffs and also in synthetic industrial compounds. Chrysoidine G (Solvent Orange 3 hydrochloride) concentration can be determined by UV-Vis spectroscopy .
    Chrysoidine G (Standard)
  • HY-160275
    DOPE-PEG2000-Fluor 555

    		Liposome Others
    DOPE-PEG2000-Fluor 555 is a PEG-lipid-dye conjugate featuring a DOPE phospholipid and a Fluor 555 dye. DOPE (HY-112005) is a neutral helper lipid for cationic liposome. Fluor 555 is a fluorescent dye .
    DOPE-PEG2000-Fluor 555
  • HY-D1516
    NerveGreen C3

    		Fluorescent Dye Others
    NerveGreen C3 is a cationic styrene based fluorescent dye. NerveGreen C3 can be used to track synaptic activity at neuromuscular junctions or synapses .
    NerveGreen C3
  • HY-D0501
    Cationic red GTL

    		Fluorescent Dye Others
    Cationic red GTL is a multifunctional dye. Dyes are important tools in biological experiments. They can help researchers observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology and monitor microorganisms. Their applications range from basic scientific research to clinical A wide range of diagnostics. Dyes are also widely used in traditional fields such as textile dyeing, as well as in emerging fields such as functional textile processing, food pigments and dye-sensitized solar cells.
    Cationic red GTL
  • HY-D0553
    Cationic golden yellow 2K

    		Fluorescent Dye Others
    Cationic golden yellow 2K is a multifunctional dye. Dyes are important tools in biological experiments. They can help researchers observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology and monitor microorganisms. Their applications range from basic scientific research to clinical A wide range of diagnostics. Dyes are also widely used in traditional fields such as textile dyeing, as well as in emerging fields such as functional textile processing, food pigments and dye-sensitized solar cells.
    Cationic golden yellow 2K
  • HY-D0303
    Chrysoidine G free base

    Solvent Orange 3; Chrysoidine Y base

    		 Fluorescent Dye Others
    Chrysoidine G (free base) (Solvent Orange 3; Chrysoidine Y base) is a multifunctional dye. Dyes are important tools in biological experiments. They can help researchers observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology and monitor microorganisms. Their applications range from basic scientific research to clinical A wide range of diagnostics. Dyes are also widely used in traditional fields such as textile dyeing, as well as in emerging fields such as functional textile processing, food pigments and dye-sensitized solar cells.
    Chrysoidine G free base
  • HY-D2639
    TPE-PY

    		Fluorescent Dye Metabolic Disease
    TPE-PY is a fluorescent dye targeting mitochondria, which has cationic and lipophilic characteristics, enabling specific targeting of mitochondria. TPE-PY functions through the aggregation-induced emission (AIE) mechanism. TPE-PY mechanism of action is based on the restriction of intramolecular rotation (RIR), which enhances fluorescence in the aggregated state. TPE-PY is mainly used in the field of biological imaging, especially for the specific staining of mitochondria in living cells, facilitating the observation of the location, morphology, and quantity of mitochondria .
    TPE-PY
  • HY-D0233S
    Leucocrystal violet-d6

    		Isotope-Labeled Compounds Fluorescent Dye Others
    Leucocrystal violet-d6 is the deuterium labeled Leucocrystal violet (HY-D0233). Leucocrystal violet is a cationic triarylmethane dye. Leucocrystal violet generates a colored purple product in the presence of hydrogen peroxide and horseradish peroxidase, or when oxidized by periodate under the catalysis of horseradish peroxidase. Leucocrystal violet serves as a chromogenic reagent for the determination of submicrogram-level hydrogen peroxide, with no interference from tryptophan, persulfate or chromate. Leucocrystal violet reacts with blood to produce a purple/violet color in the presence of hydrogen peroxide; it forms a very weak fluorophore when acting with whole blood in an unbuffered solution, with a maximum absorption wavelength of 630 nm and a maximum fluorescence emission wavelength of 665 nm upon excitation at 630 nm. Leucocrystal violet is widely used for staining blood residues on porous and non-porous materials.
    Leucocrystal violet-d6
  • HY-D0233R
    Leucocrystal violet (Standard)

    		Reference Standards Fluorescent Dye Others
    Leucocrystal violet (Standard) is the analytical standard of Leucocrystal violet (HY-D0233). This product is intended for research and analytical applications. Leucocrystal violet is a cationic triarylmethane dye. Leucocrystal violet generates a colored purple product in the presence of hydrogen peroxide and horseradish peroxidase, or when oxidized by periodate under the catalysis of horseradish peroxidase. Leucocrystal violet serves as a chromogenic reagent for the determination of submicrogram-level hydrogen peroxide, with no interference from tryptophan, persulfate or chromate. Leucocrystal violet reacts with blood to produce a purple/violet color in the presence of hydrogen peroxide; it forms a very weak fluorophore when acting with whole blood in an unbuffered solution, with a maximum absorption wavelength of 630 nm and a maximum fluorescence emission wavelength of 665 nm upon excitation at 630 nm. Leucocrystal violet is widely used for staining blood residues on porous and non-porous materials.
    Leucocrystal violet (Standard)
  • HY-D0303AS
    Chrysoidine G-d5 hydrochloride

    Solvent Orange 3-d5 hydrochloride

    		 Isotope-Labeled Compounds Fluorescent Dye Others
    Chrysoidine G-d5 hydrochloride (Solvent Orange 3-d5 hydrochloride) is the deuterium labeled Chrysoidine G (HY-D0303A). Chrysoidine G (Solvent Orange 3 hydrochloride) is an industrial azoic dye (cationic dye). Chrysoidine G (Solvent Orange 3 hydrochloride) is used for the construction of most textile dyestuffs and also in synthetic industrial compounds. Chrysoidine G (Solvent Orange 3 hydrochloride) concentration can be determined by UV-Vis spectroscopy .
    Chrysoidine G-d5 hydrochloride

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