All Dyes

Cat. No.

A45001

CAS No.

3046210-60-7

5-AF594 tyramide

5-AF594 tyramide is a red fluorescent dye that serves as a reporter substrate for horseradish peroxidase (HRP)-catalyzed tyramide signal amplification (TSA). Exhibiting excitation at 590 nm and emission at 618 nm, it is ideal for enhancing signal detection in multiplex immunohistochemistry (mIHC) applications. This reagent facilitates the visualization of multiple targets within a single sample, thus enabling comprehensive analysis in various biological research studies.

Cat. No.

A45002

CAS No.

2435665-39-5

6-AF488 tyramide

6-AF488 tyramide is a green fluorescent dye primarily utilized for tyramide signal amplification (TSA) through horseradish peroxidase (HRP)-catalyzed deposition. With an excitation wavelength of 496 nm and an emission wavelength of 524 nm, it offers exceptional brightness for visualization. This dye is particularly useful in multiplex immunohistochemistry (mIHC), enabling enhanced signal detection in complex tissue samples and improving the resolution of immunofluorescent assays.

Cat. No.

A45003

CAS No.

2315262-12-3

18:1 PE AF 594 triammonium

18:1 PE AF 594 triammonium is a fluorescently labeled phospholipid probe that targets lipid structures. This compound serves as an effective fluorescent tracer for lipid nanoparticles (LNPs), enabling visualization and tracking in experimental settings. Its applications extend to investigations into drug delivery systems, providing valuable insights into lipid-based formulations and their biological interactions.

Cat. No.

A45004

CAS No.

666829-25-0

Cyanine5 carboxylic acid bromide

Synonyms: Cy5 acid bromide

Cyanine5 carboxylic acid bromide is a fluorescent dye that exhibits excitation and emission maxima at 646 nm and 662 nm, respectively. This compound is characterized by a non-reactive carboxylic acid moiety, making it suitable for use in control samples during various biological assays. Its prominent fluorescent properties facilitate applications in imaging and tracking experiments, contributing to advancements in cellular and molecular biology research.

Cat. No.

A45006

CAS No.

852953-60-7

AF405 acid

AF405 acid is a fluorescent dye that exhibits a maximal excitation wavelength of 395 nm and a maximal emission wavelength of 435 nm. It is widely used for cell labeling and imaging applications, enabling visualization of cellular structures and processes in various biological studies. The compound's fluorescence properties make it suitable for high-resolution imaging techniques in research settings.

Cat. No.

A45008

CAS No.

162411-29-2

Heptamethine cyanine dye-1

Synonyms: ADS 815EI

Heptamethine cyanine dye-1 is a fluorophore dye characterized by its strong absorption at 858 nm in dichloromethane. This compound is utilized for the synthesis of pH-sensitive near-infrared fluorescent probes, making it valuable for applications in biological imaging and molecular sensing. Its fluorescence properties enable detailed studies of biomolecules in various research contexts.

Cat. No.

A45010

CAS No.

186205-37-8

Cy2 (iodine)

Synonyms: Cyanine2 (iodine)

Cy2 (iodine) is a Cyanine dye known for its utility in fluorescence applications. Featuring a long wavelength, adjustable absorption and emission properties, and high extinction coefficient, Cy2 demonstrates excellent water solubility and straightforward synthesis. This compound is widely employed for the labeling of proteins, antibodies, and small molecules, facilitating advanced research in biochemistry and molecular biology. Its simple mixing reaction enables efficient conjugation to protein antibodies, making it a valuable tool for various labeling and imaging studies.

Cat. No.

A45011

CAS No.

2461569-42-4

BG-JF585

Synonyms: SNAP-JF585

BG-JF585 is a Benzylguanine-conjugated JF585 fluorophore, which serves as a substrate for SNAP tags. With an absorption maximum at 593 nm and an emission maximum at 611 nm, this compound provides strong fluorescence suitable for various imaging applications. BG-JF585 is invaluable for monitoring protein localization and dynamics in live-cell imaging experiments, facilitating advanced studies in cellular biology and protein function.

Cat. No.

A45012

CAS No.

407628-16-4

Alexa Fluor 680 NHS ester diTEA

Synonyms: Alexa Fluor 680 succinimidyl ester diTEA

Alexa Fluor 680 NHS ester diTEA is a near-infrared (NIR) fluorescent dye that facilitates the labeling of primary amines in proteins, amine-modified oligonucleotides, and other amine-containing compounds. Utilizing its NHS ester functionality, this dye allows for efficient conjugation to amine groups, providing enhanced fluorescent properties (Ex/Em = 679/702 nm). It is particularly useful in various applications such as molecular imaging, fluorescence microscopy, and flow cytometry, enabling researchers to study biochemical interactions with high sensitivity.

Cat. No.

A45013

CAS No.

152111-91-6

NIR-797-isothiocyanate

NIR-797-isothiocyanate is a multifunctional dye primarily utilized in biological research applications. This dye enables researchers to visualize and analyze cellular structures, track biomolecules, assess cellular functions, distinguish between cell types, detect specific biomolecules, investigate tissue pathology, and monitor microbial activity. Its diverse applications extend from basic scientific research to clinical diagnostics, while also being relevant in traditional textile dyeing and innovative sectors such as food coloring and dye-sensitized solar cells.

Cat. No.

A45014

CAS No.

150322-02-4

5-Maleimido-eosin

5-Maleimido-eosin is a multifunctional dye that enables selective labeling and visualization of biomolecules through thiol-maleimide conjugation. This dye is crucial in various biological applications, including observing cell structures, tracking biomolecules, evaluating cellular functions, and distinguishing cell types. Its utility extends to studying tissue pathology and monitoring microorganisms, making it an essential tool in both fundamental research and clinical diagnostics. Additionally, 5-Maleimido-eosin may find applications in innovative fields such as functional textiles, food pigments, and dye-sensitized solar cells.

Cat. No.

A45016

CAS No.

1237-75-8

Naphthol AS-BI

Naphthol AS-BI is a substrate for β-glucuronidase, functioning as a fluorescent dye. Upon interaction with β-glucuronidase, it generates a distinct bright red color, making it particularly useful for staining biological tissues. This compound is widely utilized in histochemical analysis and cytological studies to enhance the visualization of cellular components.

Cat. No.

A45017

CAS No.

2387-03-3

Pigment Yellow 101

Pigment Yellow 101 is a bis-azomethine pigment characterized by its solid-state fluorescence, with excitation and emission wavelengths of 411 nm and 512 nm, respectively. This compound demonstrates significant potential as a fluorescent dye in various research applications, including materials science and biological imaging. Its vibrant color and stability make it an ideal candidate for studies involving fluorescence microscopy and photonic applications.

Cat. No.

A45018

CAS No.

178623-11-5

Texas red-X 4-succinimidyl ester

Texas Red-X 4-succinimidyl ester is a fluorescent dye that operates through amine-reactive succinimidyl ester functionality. This compound exhibits strong red fluorescence, making it ideal for applications in studying neuronal morphology and selectively labeling astrocytes in both in vivo and ex vivo preparations. Its high signal stability and low background make it suitable for advanced imaging techniques, including confocal microscopy and flow cytometry.

Cat. No.

A45019

CAS No.

228272-69-3

Cy3B

Cy3B is an advanced variant of the fluorescent dye Cy3 (Cyanine3) known for its enhanced spectral properties. This dye emits fluorescence within the green to orange wavelength range, making it suitable for applications in fluorescence microscopy and flow cytometry. Cy3B is particularly useful for tagging biomolecules in various biological systems, allowing for the study of molecular interactions and dynamics.

Cat. No.

A45020

CAS No.

1443553-08-9

ATTO 488 carboxylic acid

ATTO 488 carboxylic acid is a fluorescent dye characterized by its Rhodamine-based structure, offering strong absorption and a high fluorescence quantum yield. This dye exhibits excellent thermal and photochemical stability, making it ideal for single molecule detection and high-resolution microscopy applications. As a carboxylic acid derivative, ATTO 488 carboxylic acid is suitable for efficient labeling of proteins or antibodies, facilitating advanced studies in biological research.

Cat. No.

A45023

CAS No.

863223-43-2

Epoxy Fluor 7

Epoxy Fluor 7 is a fluorescent substrate specifically designed for soluble epoxide hydrolase (sEH) activity assays in both human and mouse enzymes. Upon hydrolysis, it generates a fluorescent signal, facilitating the monitoring of sEH activity. This reagent is valuable for studying the role of sEH in various physiological processes and disease models.

Cat. No.

A45024

CAS No.

157199-63-8

TO-PRO-3 iodide

TO-PRO-3 iodide is a cell-impermeant fluorochrome that selectively stains nucleic acids. It serves as an effective nuclear counterstain and a dead cell indicator in various applications, enabling the visualization of cell viability and nuclear morphology. With excitation and emission wavelengths of 642 nm and 661 nm, respectively, TO-PRO-3 iodide is ideal for flow cytometry and fluorescence microscopy studies.

Cat. No.

A45026

CAS No.

1656990-68-9

Sulfo-Cy3 maleimide potassium

Sulfo-Cy3 maleimide potassium is a fluorescent dye that features a maleimide group linked by a short alkyl chain. This reagent is primarily employed for the specific labeling of antibodies and sensitive proteins, enabling enhanced visualization in various biological assays. Its strong fluorescent properties facilitate applications in immunofluorescence and other microscopy techniques, making it a valuable tool for researchers in chemical biology and protein analysis.

Cat. No.

A45029

CAS No.

81-33-4

3,4,9,10-Perylenetetracarboxylic-diimide

Synonyms: PTCDI

3,4,9,10-Perylenetetracarboxylic-diimide (PTCDI) is a versatile organic heteropolycyclic compound utilized as a biological dye. This compound exhibits strong fluorescence and is particularly useful in applications requiring sensitive detection and visualization of biomolecules. PTCDI is commonly employed in fluorescence microscopy, cell imaging, and as a probe in various biological assays.

Cat. No.

A45030

CAS No.

131124-59-9

CBQCA

CBQCA is a fluorescent dye specifically designed for the quantitation of proteins. It emits light at 530 nm upon excitation at 488 nm, facilitating the accurate measurement of protein concentrations in various samples. This reagent is widely utilized in biochemical assays and analytical applications that require precise protein quantification.

Cat. No.

A45031

CAS No.

846-63-9

2-(Naphthalen-1-yl)-5-phenyloxazole

Synonyms: α-NPO

2-(Naphthalen-1-yl)-5-phenyloxazole serves as an organic fluorescent dye, characterized by its unique ability to fluoresce under specific wavelengths of light. This compound is advantageous for applications in fluorescence microscopy and bioimaging due to its strong optical properties. Its structure, which includes a nitrogen atom, may also influence nitrogen levels during amination processes, making it valuable for research in organic synthesis and fluorescence studies.

Cat. No.

A45033

CAS No.

20300-59-8

7-Methoxycoumarin-3-carboxylic acid

7-Methoxycoumarin-3-carboxylic acid is a fluorescent dye that exhibits excitation at 355 nm and emission at 405 nm. This compound is utilized for peptide labeling, making it valuable in various biological research applications, including biochemical assays and imaging studies. Its fluorescence properties enhance visualization and tracking of peptides in cellular and molecular studies.

Cat. No.

A45034

CAS No.

3737-95-9

Calconcarboxylic acid

Calconcarboxylic acid is an azo dye that functions as a silver-ion sensitizer, enhancing the staining of proteins in SDS-PAGE gels. By forming a silver-dye complex, it increases silver binding to protein bands or spots, thereby improving the sensitivity of detection. This reagent is useful for applications in protein analysis and characterization, particularly in techniques that require enhanced visualization of proteins.

Cat. No.

A45035

CAS No.

19088-73-4

3-Cyanoumbelliferone

3-Cyanoumbelliferone functions as a fluorescent dye and molecular probe, offering high sensitivity for various biological applications. Additionally, it acts as a macrophage migration inhibitory factor (MIF) tautomerase inhibitor with a Ki value of 2.9 μM. This compound is valuable for studying MIF-related pathways and assessing its role in inflammation and immune responses.