All Dyes

Cat. No.

A45036

CAS No.

18861-78-4

Fluorescein-6-isothiocyanate

Fluorescein-6-isothiocyanate is a fluorescent dye that primarily targets amine groups in proteins through its isothiocyanate functionality. It exhibits high binding affinity with dissociation constants (Kds) of 8.74, 2.72, and 1.88 for N-Acetyl-L-Lysine, normal mouse IgG, and 4-4-20 antibodies, respectively. This compound is widely used in imaging applications, including cellular labeling and immunohistochemistry, facilitating the detection and visualization of target biomolecules in research settings.

Cat. No.

A45037

CAS No.

1642327-22-7

meso-CF3-BODIPY 2

Synonyms: CF3-substituted Tetramethyl BODIPY

meso-CF3-BODIPY 2 is a CF3-substituted tetramethyl BODIPY fluorescent dye, characterized by an absorption wavelength of 553 nm and an emission wavelength of 622 nm. This high-performance dye is utilized in various research applications, including labeling reagents for imaging studies and photodynamic therapy. It provides a versatile tool for researchers seeking to enhance fluorescence-based assays and therapeutic strategies.

Cat. No.

A45038

CAS No.

132-86-5

Naphthoresorcinol

Synonyms: 1,3-Dihydroxynaphthalene

Naphthoresorcinol (1,3-Dihydroxynaphthalene) serves as a fluorescent dye, exhibiting excitation and emission wavelengths at 330 nm and 380 nm, respectively. This compound is capable of reacting with NPPD (naphthol-3,6-disulphonic acid) in the presence of concentrated hydrochloric acid, resulting in a red color development. Its properties make Naphthoresorcinol suitable for use as a background electrolyte (BGE) in carbohydrate determination assays, facilitating the monitoring of carbohydrate concentrations in various research applications.

Cat. No.

A45040

CAS No.

1909223-02-4

TAMRA-PEG4-acid

TAMRA-PEG4-acid is a dye characterized by the inclusion of four polyethylene glycol (PEG) units. This compound serves as a fluorescent label, leveraging the properties of TAMRA for enhanced solubility and biocompatibility. It is ideal for applications in bioconjugation, enabling the visualization and tracking of biomolecules in various biological assays and research studies.

Cat. No.

A45041

CAS No.

74543-21-8

Acid Yellow 9 monosodium salt

Synonyms: Hydrogen 4-aminoazobenzene-3,4'-disulphonate sodium salt

Acid Yellow 9 monosodium salt is an azo dye that serves as a carbon, nitrogen, and energy source for the bacterium Pseudomonas fluorescens. It is primarily utilized in studies focusing on biodegradation and environmental microbiology, particularly in assessing the capacity of microorganisms to metabolize synthetic dyes. This compound is relevant in research investigating bioremediation processes and the environmental impact of chemical pollutants.

Cat. No.

A45043

CAS No.

1345823-20-2

CY5-YNE

Synonyms: Sulfo-Cyanine5-alkyne

CY5-YNE is a fluorescent dye designed for the labeling of amino groups in peptides, proteins, and oligonucleotides, with an excitation maximum of 650 nm and an emission maximum of 680 nm. As a click chemistry reagent, it features an alkyne group that enables copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing molecules. This reactivity facilitates the reliable and efficient conjugation of fluorescent labels for various biological and biochemical research applications.

Cat. No.

A45044

CAS No.

1010386-62-5

CY3-YNE

Synonyms: Sulfo-Cyanine3-alkyne

CY3-YNE (Sulfo-Cyanine3-alkyne) is a protein labeling dye that utilizes click chemistry for efficient conjugation. Featuring an alkyne group, CY3-YNE undergoes copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing molecules, enabling precise labeling of soluble proteins, peptides, and oligonucleotides/DNA. This dye is particularly useful in various biochemical studies, including protein interaction assays and imaging applications.

Cat. No.

A45045

CAS No.

2648246-11-9

Oregon green 488 azide

Synonyms: Difluorocarboxyfluorescein azide; 6-isomer

Oregon Green 488 Azide is a highly efficient green fluorescent probe that functions through copper-catalyzed azide-alkyne cycloaddition (CuAAC). This compound readily labels terminal alkynes, enabling precise visualization in various applications. Oregon Green 488 Azide demonstrates excellent luminescence for immunofluorescence, particularly in the labeling of goat anti-mouse IgG, and is employed in flow cytometry to stain macrophages, making it an essential tool for cellular and molecular research.

Cat. No.

A45046

CAS No.

1178534-61-6

BP Fluor 488 cadaverine

BP Fluor 488 Cadaverine is a reactive fluorescent dye that targets carboxyl and carbonyl groups. This compound is commonly employed to modify carboxylic acids in the presence of coupling agents, such as EDC or DCC, or with activated esters like NHS esters, resulting in stable amide bond formation. Its distinctive fluorescent properties make it valuable in applications for chemical labeling and visualization in biological research.

Cat. No.

A45047

CAS No.

3032077-04-3

TPE-PY

TPE-PY is a cationic, lipophilic fluorescent dye that targets mitochondria through the aggregation-induced emission (AIE) mechanism. Its primary mode of action involves the restriction of intramolecular rotation (RIR), resulting in enhanced fluorescence when in an aggregated state. TPE-PY is primarily utilized in biological imaging to specifically stain mitochondria in living cells, allowing for detailed observation of mitochondrial location, morphology, and abundance.

Cat. No.

A45048

CAS No.

2046513-40-8

BSPOTPE

BSPOTPE is a fluorescent probe that binds selectively to human serum albumin (HSA) through an aggregation-induced emission (AIE) mechanism. It demonstrates significant fluorescence enhancement upon aggregation, making it a valuable tool for studying albumin interactions. BSPOTPE shows minimal fluorescence response to other proteins and DNA, thus ensuring specificity in research applications related to protein binding and bioimaging of HSA.

Cat. No.

A45049

CAS No.

50925-42-3

Direct yellow 86

Direct Yellow 86 is a multifunctional dye that serves as a valuable tool in various biological experiments. It is utilized for observing and analyzing cell structures, tracking biomolecules, and evaluating cell functions, which aids in distinguishing cell types and detecting biomolecules. Furthermore, it is beneficial in studying tissue pathology and monitoring microorganisms, making it applicable in both fundamental research and clinical diagnostics. Beyond biological applications, Direct Yellow 86 finds use in traditional textile dyeing and emerging fields such as functional textiles, food pigmentation, and dye-sensitized solar cells.

Cat. No.

A45050

CAS No.

7308-90-9

Fluorescein dilaurate

Fluorescein dilaurate is a fluorescent dye known for its ability to emit bright green fluorescence upon excitation. It is commonly used as a colorimetric probe in biochemical assays and imaging applications, facilitating the detection of various biological molecules and cellular components. Its high sensitivity and specificity make it a valuable tool in fluorescence microscopy and flow cytometry research.

Cat. No.

A45051

CAS No.

3214-47-9

Direct Yellow 50

Direct Yellow 50 is a fluorescent dye that targets textile fibers, particularly cotton, enhancing visibility through fluorescence. This compound is widely utilized in research applications involving the dyeing of textiles and studying interactions in fabric coloration. Its fluorescent properties make it suitable for applications in materials science and dyeing technology research.

Cat. No.

A45052

CAS No.

3905-19-9

Pigment Red 166

Pigment Red 166 is a fluorescent dye that exhibits strong color stability and brightness, making it suitable for various applications in chemical research. Its primary mechanism involves the enhancement of color response in plastics, synthetic fibers, and surface coatings. This compound is utilized in studies requiring effective coloration techniques and can be applied in the development of inks and paints for improved visual quality and performance.

Cat. No.

A45053

CAS No.

12239-34-8

C.I. Disperse blue 79

C.I. Disperse Blue 79 is a fluorescent dye primarily utilized for fiber dyeing applications. This compound exhibits strong color fastness and provides vibrant blue coloration, making it suitable for various textile processes. It is commonly employed in dyeing synthetic fibers and in research applications involving the study of dye-fiber interactions.

Cat. No.

A45054

CAS No.

2963-66-8

2-(2′-Hydroxyphenyl)benzimidazole

2-(2′-Hydroxyphenyl)benzimidazole is a well-characterized excited-state intramolecular proton transfer (ESIPT) molecule that demonstrates both normal and tautomer emissions. This compound serves as a valuable fluorescent probe, enabling researchers to explore various biological systems and molecular interactions. Its unique photophysical properties make it an essential tool in studies involving fluorescence spectroscopy and imaging applications.

Cat. No.

A45055

CAS No.

2230724-46-4

DiZHSeC

DiZHSeC is a multifunctional dye that serves as a crucial tool for various biological experiments. It enables researchers to visualize and analyze cellular structures, track biomolecules, assess cell functions, differentiate cell types, and detect biomolecules, while also contributing to tissue pathology studies and microbial monitoring. The versatility of DiZHSeC extends from fundamental scientific research to clinical diagnostics and offers potential applications in diverse fields such as functional textiles, food pigmentation, and dye-sensitized solar cells.

Cat. No.

A45056

CAS No.

2596272-25-0

Pantetheine probe PP-3

Pantetheine probe PP-3 is an alkynyl group connector probe designed for selective enrichment and mapping of modification sites, such as Ser231 on DHRS2. This reagent facilitates the study of post-translational modifications and is particularly useful in researching metabolic disorders, including dysregulation of fatty acid synthesis. Its precision in targeting specific sites makes it an invaluable tool for advancing understanding in biochemical and medical research.

Cat. No.

A45057

CAS No.

2104005-17-4

Cyanine7.5 amine

Cyanine7.5 amine is a near-infrared (NIR) fluorescent dye characterized by its free amino group, which enables coupling with activated carboxylic acid derivatives. This unique feature allows for versatile applications in bioconjugation and labeling studies. With its strong fluorescence properties, Cyanine7.5 amine is ideally suited for applications in imaging, diagnostics, and other research endeavors that require high sensitivity and specificity in detection.

Cat. No.

A45058

CAS No.

2770675-66-4

BODIPY FL VH032

Synonyms: BODIPY FL PEG4-VH032

BODIPY FL VH032 is a fluorescent dye designed as a high-affinity probe for the von Hippel-Lindau (VHL) protein, exhibiting a dissociation constant (Kd) of 3.01 nM. This compound combines the VHL ligand VH032 with the fluorescent BODIPY FL moiety, enabling its use in time-resolved fluorescence resonance energy transfer (TR-FRET) assays. It is suitable for high-throughput screening and characterization of VHL ligands, with optimal excitation and emission wavelengths of 504 nm and 520 nm, respectively.

Cat. No.

A45059

CAS No.

2227020-26-8

TCEP-biotin

Synonyms: Tris(2-carboxyethyl)phosphine-biotin

TCEP-biotin is a biotinylated derivative of tris(2-carboxyethyl)phosphine (TCEP) that serves as a specific probe for histone lysine crotonylation. This reagent enables the detection and study of crotonylation modifications on histones, providing valuable insights into epigenetic regulation and its implications in various biological processes. It is a useful tool for researchers investigating post-translational modifications and their roles in gene expression and chromatin dynamics.

Cat. No.

A45061

CAS No.

15905-32-5

Erythrosine B free acid

Synonyms: Tetraiodofluorescein

Erythrosine B free acid is a fluorescent dye primarily used for staining in microbiological applications. This red dye exhibits both colorimetric and fluorescent properties, making it suitable for distinguishing between live and dead Gram-positive and Gram-negative bacteria. It facilitates various experimental techniques, including colorimetric and fluorescence-based assays, supporting low, medium, and high-throughput applications in laboratory settings.

Cat. No.

A45063

CAS No.

156571-46-9

MDCC

MDCC is a multifunctional dye with versatile applications in biological research. It facilitates the observation and analysis of cellular structures, tracking of biomolecules, evaluation of cell functions, and differentiation of cell types. Additionally, MDCC aids in the detection of biomolecules, study of tissue pathology, and monitoring of microorganisms. Its utility extends beyond basic research to clinical diagnostics and encompasses traditional dyeing applications as well as emerging fields like functional textile processing, food coloring, and dye-sensitized solar cells.

Cat. No.

A45064

CAS No.

2375105-86-3

Cyanine5.5 NHS ester tetrafluoroborate

Cyanine5.5 NHS ester tetrafluoroborate is a fluorescent dye that functions as a labeling reagent, enabling the conjugation of biomolecules. This compound exhibits strong fluorescence properties, making it suitable for imaging and detection applications in various biological assays. It can intercalate with double-helical DNA, resulting in enhanced fluorescence upon binding, thereby facilitating studies in molecular biology and biochemistry.