Cyanine Dyes

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.

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.

A45060

CAS No.

14154-42-8

Aluminum phthalocyanine chloride

Synonyms: AlClPc

Aluminum phthalocyanine chloride is a photosensitizer that demonstrates significant inhibitory effects on the parasite Leishmania amazonensis, the agent responsible for cutaneous leishmaniasis, through light-mediated cytolysis. This compound induces morphological changes and cytolysis in isolated amastigotes, while higher concentrations and light intensities are necessary to affect mammalian cells. Additionally, aluminum phthalocyanine chloride effectively lyses parasites within infected J774 macrophages, making it a valuable tool for studying leishmaniasis and exploring potential therapeutic avenues.

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.

Cat. No.

A45070

CAS No.

1663449-60-2

Cy3-PEG2-endo-BCN

Cy3-PEG2-endo-BCN is a fluorochrome dye derived from Cyanine 3 (Cy3) that incorporates two polyethylene glycol (PEG) units and the bidentate macrocyclic ligand endo-BCN. This structure enables its use in click chemistry, allowing it to react efficiently with azide-containing molecules to form stable triazole linkages without the need for catalysts. Cy3-PEG2-endo-BCN is ideal for various biological applications, including fluorescence labeling and imaging, facilitating the study of cellular processes and molecular interactions.

Cat. No.

A45078

CAS No.

1144107-81-2

Cy7.5-COOH

Cy7.5-COOH is a cyanine dye characterized by its strong fluorescence (Abs/Em = 781/808 nm). This compound is suitable for a variety of applications, including DNA sequencing, flow cytometry, and in vivo imaging. Its exceptional light absorption and emission properties make it an invaluable tool for advanced biological research and analysis.

Cat. No.

A45087

CAS No.

1617497-19-4

DiSulfo-Cy5 alkyne

DiSulfo-Cy5 alkyne is a click chemistry reagent featuring a fluorescent dye. It enables efficient labeling of biomolecules through the copper-catalyzed azide-alkyne cycloaddition reaction. This compound is particularly useful in applications such as live-cell imaging, bioconjugation, and the development of fluorescent biosensors. Its strong fluorescence properties enhance the visibility of targeted structures in diverse biological research settings.

Cat. No.

A45096

CAS No.

605-91-4

Pinacyanol iodide

Pinacyanol iodide is a fluorescent cyanine dye known for its ultrafast excited state isomerization. It exhibits high quantum yield and stability under various experimental conditions, making it suitable for diverse applications in fluorescence microscopy and spectroscopy. This compound serves as a valuable tool for studying molecular dynamics, cellular processes, and for use in imaging techniques in chemical and biological research.

Cat. No.

A45115

CAS No.

2978106-25-9

Cy7.5-COOH bromide

Cy7.5-COOH bromide is a cyanine dye that serves as a highly fluorescent compound with an absorption/emission peak at 781/808 nm. It can function as an effective fluorescent probe in various applications, including DNA sequencing, flow cytometry, and in vivo imaging studies. This compound enhances the detection and analysis of biological samples, facilitating advanced research in molecular biology and related fields.

Cat. No.

A45116

CAS No.

1144107-78-7

Cyanine7 carboxylic acid

Synonyms: Cy7 COOH

Cyanine7 carboxylic acid is a fluorescent dye that exhibits strong fluorescence characteristics. The presence of carboxyl groups in this compound enables it to form covalent bonds with amines, facilitating conjugation to biomolecules. This property makes Cyanine7 carboxylic acid suitable for various research applications, including biological imaging and the development of fluorescent conjugates for tracking in cellular studies.

Cat. No.

A45129

CAS No.

1144107-82-3

Sulfo-Cy5 carboxylic acid potassium

Sulfo-Cy5 carboxylic acid potassium is a water-soluble fluorescent dye that targets molecular imaging applications. It exhibits strong near-infrared fluorescence, making it suitable for various biological assays, including labeling and detection in live cell imaging and flow cytometry. This reagent is ideal for enhancing signal detection in multiplex assays and other fluorescence-based methodologies.

Cat. No.

A45130

CAS No.

2183440-46-0

Sulfo-Cyanine5.5 amine potassium

Sulfo-Cyanine5.5 amine potassium functions as a water-soluble fluorescent dye, targeting the far-red to near-infrared spectrum for applications such as in vivo imaging. Characterized by its four sulfonate groups, it exhibits high hydrophilicity and exceptional brightness due to a robust extinction coefficient. The presence of an amine group, linked to the fluorophore by a prolonged linker, enables efficient conjugation to various electrophiles, including activated esters and epoxides, while also facilitating enzymatic transamination labeling. This makes Sulfo-Cyanine5.5 amine potassium an invaluable tool in advanced fluorescent labeling techniques.

Cat. No.

A45137

CAS No.

68006-80-4

Cy2 DiC18

Cy2 DiC18 is a fluorescent dye belonging to the cyanine dye series, primarily utilized as a marker for biomolecules. This compound exhibits the ability to intercalate with double-helical DNA, resulting in enhanced fluorescence upon binding. Its key applications include imaging and tracking of biomolecular interactions, making it valuable in various fields of biochemical research.

Cat. No.

A45178

CAS No.

1650559-73-1

Cyanine 7-amine chloride hydrochloride

Cyanine 7-amine chloride hydrochloride is a fluorescent dye that targets cationic nanoparticles (NPs) and nanoparticle conjugates (NPCs). This compound enables the tracking of residence time and clearance of nanoparticles within biological systems, making it a valuable tool for in vivo imaging and biodistribution studies. Its fluorescent properties facilitate visualization and monitoring of cellular interactions and nanoparticle dynamics in research applications.

Cat. No.

A45186

CAS No.

1188292-54-7

Alkyne cyanine dye 718

Alkyne cyanine dye 718 is a multifunctional dye primarily utilized for fluorescence labeling in biological research. This dye enables researchers to visualize and analyze cellular structures, monitor biomolecular interactions, and distinguish between different cell types. Its versatility extends to applications in tissue pathology studies, microbial detection, and a variety of diagnostics in both basic and clinical research. Additionally, Alkyne cyanine dye 718 is relevant in innovative fields such as functional textiles, food coloring, and dye-sensitized solar cells.

Cat. No.

A45187

CAS No.

1188332-22-0

Azide cyanine dye 728

Azide cyanine dye 728 is a multifunctional dye designed for a variety of biological applications. This dye enables researchers to visualize and analyze cellular structures, track biomolecules, assess cellular functions, and differentiate cell types. Its utility extends to detecting biomolecules, studying tissue pathology, and monitoring microorganisms, making it suitable for both basic research and clinical diagnostics. Additional applications include use in textile dyeing, functional textile processing, food pigmentation, and in the development of dye-sensitized solar cells.

Cat. No.

A45255

CAS No.

1311966-47-8

Cy 3 (Non-Sulfonated) (potassium)

Synonyms: Cyanine3 potassium

Cy 3 (Non-Sulfonated) (potassium) is a fluorescent dye belonging to the cyanine dye series, primarily utilized for labeling biomolecules in various biological applications. This compound possesses a strong affinity for double-helical DNA, enabling intercalation and resulting in enhanced fluorescence upon binding. Cy 3 (Non-Sulfonated) is widely used in fluorescence microscopy, flow cytometry, and other imaging techniques, facilitating the study of cellular processes and molecular interactions.

Cat. No.

A45256

CAS No.

252255-40-6

Sulfo-Cy5 diacid potassium

Sulfo-Cy5 diacid potassium is a water-soluble fluorescent dye characterized by its Cy5 carboxylic acid structure. This compound exhibits strong fluorescence properties, making it suitable for various applications in biological imaging and detection assays. It is particularly useful in labeling biomolecules for microscopy, flow cytometry, and other fluorescence-based techniques, allowing researchers to visualize and quantify cellular components with high sensitivity.

Cat. No.

A45257

CAS No.

146397-17-3

Cyanine 3.18

Cyanine 3.18 is a fluorescent dye primarily used for labeling biomolecules. It exhibits strong fluorescence and can intercalate with double-helical DNA, resulting in increased fluorescence intensity upon binding. This compound is widely utilized in various applications, including molecular imaging, cellular tracking, and nucleic acid studies, facilitating the visualization of biological processes in research.

Cat. No.

A45266

CAS No.

176978-76-0

Sulfo-cyanine3.5 NHS ester tripotassium

Sulfo-cyanine3.5 NHS ester tripotassium is a water-soluble fluorescent dye characterized by its NHS ester functionality, enabling amino-targeted conjugation. This compound exhibits high fluorescence intensity, making it suitable for various applications in biochemical assays and cellular imaging. Its ability to label proteins and other biomolecules allows researchers to visualize and track biological processes with precision.

Cat. No.

A45267

CAS No.

1361402-15-4

Cyanine3 carboxylic acid

Cyanine3 carboxylic acid is a fluorescent dye primarily utilized for labeling biomolecules in various biological applications. This dye exhibits strong fluorescence upon binding to biomolecular targets and is known to intercalate with double-helical DNA, enhancing its fluorescence. It is widely used in imaging, diagnostics, and fluorescence spectroscopy, making it a valuable tool for researchers in the fields of molecular biology and biochemistry.

Cat. No.

A45274

CAS No.

2632339-91-2

Cyanine3 NHS ester tetrafluoroborate

Cyanine3 NHS ester tetrafluoroborate is a fluorescent dye primarily used for protein labeling applications. Its structure allows for long-wavelength absorption and emission, combined with high extinction coefficients and excellent water solubility. This reagent facilitates the labeling of proteins, antibodies, and small molecules through straightforward mixing reactions, making it an essential tool for various bioconjugation and imaging studies. The versatility of Cyanine3 enables its use in a wide array of research disciplines, including cell biology and molecular diagnostics.

Cat. No.

A45284

CAS No.

182873-76-3

Cy3 phosphoramidite

Cy3 phosphoramidite is a versatile fluorescent dye designed for oligonucleotide labeling through phosphoramidite chemistry. This compound exhibits strong fluorescence in the green emission spectrum, making it ideal for various applications in molecular biology, including nucleic acid detection, in situ hybridization, and fluorescence microscopy. Its high sensitivity and excellent stability enhance its utility in fluorescence-based assays and imaging studies.

Cat. No.

A45297

CAS No.

1629601-00-8

Cy5-ALN

Synonyms: Alendronate-Cy5

Cy5-ALN is a fluorescently labeled alendronate derivative that targets bone mineralization and resorption processes. This compound serves as a powerful probe for imaging studies, allowing for the examination of bisphosphonate distribution and action within bone tissues. Its application includes facilitating research in bone-related diseases, such as osteoporosis, as well as studies assessing the efficacy of therapeutic agents.