Cyanine Dyes

Cat. No.

A43718

CAS No.

84109-11-5

DiIC16(3)

DiIC16(3) is a long-chain carbocyanine dye with red-orange fluorescence properties. This dye is frequently utilized for labeling a variety of biological entities, including cells, organelles, liposomes, viruses, and lipoproteins. Its high photostability and membrane affinity make it an essential tool in fluorescence microscopy and flow cytometry applications for studying cellular processes and interactions.

Cat. No.

A43772

CAS No.

2232870-96-9

CYDA

CYDA is a colorimetric probe designed for the sensitive and selective detection of Cu²⁺ ions. Utilizing cyanine dye technology, CYDA offers high specificity for copper ions, making it particularly useful for clinical diagnostics, including the assessment of urinary copper levels in Wilson's disease. This reagent is valuable for research applications focusing on copper metabolism and related disorders.

Cat. No.

A43798

CAS No.

53336-12-2

3,3'-Dipropylthiacarbocyanine iodide

3,3'-Dipropylthiacarbocyanine iodide is a versatile dye primarily used for fluorescence applications in biological research. This compound enables the visualization and analysis of cellular structures, tracking of biomolecules, and distinguishing between different cell types. Its broad applications extend from basic research to clinical diagnostics and tissue pathology studies, making it a valuable tool in various fields, including functional textiles and dye-sensitized solar cells.

Cat. No.

A43844

CAS No.

53533-50-9

DiSC18(3)

Synonyms: 3,3'-Dioctadecylthiacarbocyanine perchlorate

DiSC18(3) is a lipophilic carbocyanine dye designed for membrane labeling. It effectively integrates into lipid bilayers, enabling the visualization of membrane dynamics and organization. This dye is widely utilized in cell biology research for studying cellular structures, membrane trafficking, and lipid interactions, making it a valuable tool for investigating membrane-related processes.

Cat. No.

A43845

CAS No.

53213-88-0

3,3'-Diheptylthiacarbocyanine iodide

3,3'-Diheptylthiacarbocyanine iodide is a cyanine fluorescent dye that targets membrane potential. This compound exhibits excitation at 562 nm and emission at 575 nm, making it suitable for studies involving cellular membrane dynamics. Its ability to accurately measure changes in membrane potential enables its use in various biological research applications, including electrophysiology and cell signaling.

Cat. No.

A43851

CAS No.

53213-79-9

DiOC3(3)

Synonyms: 3,3'-Dipropyloxacarbocyanine iodide

DiOC3(3) (3,3'-Dipropyloxacarbocyanine iodide) is a lipophilic fluorescent dye that targets cell membranes due to its high membrane permeability. This green fluorescent compound is widely used for staining cell membranes and other lipid-soluble biological structures, making it a valuable tool in cellular biology and membrane studies. Its application extends to various research areas, including live cell imaging and analysis of membrane dynamics.

Cat. No.

A43918

CAS No.

2102192-83-4

Mito-CCY

Mito-CCY is a mitochondria-targeted fluorescent dye characterized by its near-infrared (NIR) absorption properties. This cryptocyanine probe exhibits high photothermal conversion efficiency and demonstrates good biological compatibility in vitro. Additionally, Mito-CCY induces photoinduced cytotoxicity in HeLa cells, making it a valuable tool for studies in mitochondrial dynamics and photothermal therapy applications.

Cat. No.

A44294

CAS No.

1564286-24-3

Cy5-DBCO

Synonyms: DBCO-Sulfo-Cy5

Cy5-DBCO is a near-infrared fluorescent dye that features an absorption maximum at 646 nm and emission maximum at 670 nm. This compound functions as a click chemistry reagent, containing a DBCO group that readily participates in strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. It is particularly useful in bioconjugation applications, facilitating the labeling of proteins and other biomolecules for imaging and tracking studies, although it is not recommended for staining intracellular components in permeabilized cells due to potential high background.

Cat. No.

A44295

CAS No.

1782950-79-1

DBCO-Cy3

Synonyms: DBCO-Sulfo-Cy3

DBCO-Cy3 is an orange fluorescent dye derived from the Cyanine3 fluorophore, exhibiting stable fluorescence across a pH range of 4-10. It has an excitation maximum at 555 nm and an emission maximum at 580 nm, making it suitable for various fluorescence applications. DBCO-Cy3 features rapid reaction kinetics and is compatible with standard fluorescence instruments. As a click chemistry reagent, it contains a DBCO group that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules, enabling targeted labeling and imaging in biochemical research.

Cat. No.

A44303

CAS No.

847180-48-7

Cy7.5

Cy7.5 is a cyanine dye characterized by its long wavelength and high extinction coefficient, making it an effective fluorescence labeling agent. It exhibits excellent water solubility and adjustable absorption and emission properties, facilitating simple labeling procedures for proteins, antibodies, and small molecular compounds. This compound is widely utilized in bioconjugation applications, providing researchers with robust means for the visualization and quantification of biomolecules in various biological assays.

Cat. No.

A44306

CAS No.

1267539-32-1

Cyanine5 azide chloride

Cyanine5 azide chloride is a versatile fluorescent dye featuring an azide functional group, making it amenable to copper-catalyzed azide-alkyne cycloaddition (CuAAC). With excitation and emission wavelengths of 646 nm and 662 nm, respectively, it is highly effective for various biological imaging applications. Its reactive profile allows for coupling with terminal alkynes, as well as ring strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN-containing molecules, thereby expanding its utility in chemical biology and conjugation strategies.

Cat. No.

A44312

CAS No.

2409591-45-1

Cyanine5.5 maleimide chloride

Synonyms: Cy5.5 maleimide chloride

Cyanine5.5 maleimide chloride is a fluorescent dye known for its ability to label biomolecules effectively. This dye exhibits long wavelength absorption and emission profiles, high extinction coefficients, and water solubility, making it suitable for various applications in biological research. It is commonly used for the labeling of proteins, antibodies, and small molecular compounds through straightforward coupling reactions. Cyanine5.5 maleimide chloride facilitates enhanced visualization in fluorescence microscopy and flow cytometry, enabling researchers to study protein interactions and cellular processes with precision.

Cat. No.

A44321

CAS No.

1167421-28-4

Cyanine3 azide chloride

Cyanine3 azide chloride is a fluorescent dye that serves as a versatile tool for bioorthogonal labeling through click chemistry. Featuring an azide group, it facilitates copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-labeled proteins and can also participate in strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups. This reagent emits strong fluorescence with an excitation wavelength of 684 nm and an emission wavelength of 710 nm, making it suitable for applications in cellular imaging, protein labeling, and various bioconjugation techniques.

Cat. No.

A44323

CAS No.

1801695-57-7

Sulfo-Cy5-tetrazine

Sulfo-Cy5-tetrazine is a Cy5 derivative featuring a tetrazine moiety that serves as a potent click chemistry reagent. This compound exhibits fluorescence properties similar to Cy5, with excitation/emission maxima at 633/647 nm. Sulfo-Cy5-tetrazine is optimized for use in biochemical applications requiring selective labeling, enabling the visualization of biomolecules through inverse electron demand Diels-Alder reactions with trans-cyclooctene (TCO) functionalized partners. This reagent is ideal for use in various biological research contexts, including molecular imaging and assay development.

Cat. No.

A44333

CAS No.

1801695-56-6

Sulfo-Cy3 Azide

Sulfo-Cy3 Azide is a water-soluble fluorogenic azide dye designed for Click Chemistry applications. By incorporating an azide group, it facilitates the selective labeling of sensitive bioconjugates, including proteins, through copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules. Additionally, it can participate in ring strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN functionalized compounds, making it a versatile tool for biochemical and imaging studies.

Cat. No.

A44335

CAS No.

1807529-70-9

Cy 5 amine hydrochloride

Synonyms: Cyanine5 amine hydrochloride

Cyanine5 amine hydrochloride is a potent fluorescent dye with strong absorbance at 646 nm and emission at 662 nm. It is suitable for use in a variety of molecular imaging applications, particularly through its ability to react with terminal alkynes in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions. This reagent is essential for developing fluorescent probes and conjugates for biological research.

Cat. No.

A44336

CAS No.

1628790-37-3

Cyanine5.5 alkyne chloride

Cyanine5.5 alkyne chloride is a near-infrared fluorescent dye that exhibits excitation at 678 nm and emission at 694 nm. This alkynyl-modified compound is particularly effective for click chemistry applications, enabling efficient labeling through reactions with azides. Its properties make it suitable for a variety of biological research applications, including imaging and tracking in live cells and tissues.

Cat. No.

A44344

CAS No.

905-97-5

3,3-Diethylthiacarbocyanine iodide

3,3-Diethylthiacarbocyanine iodide is a cyanine dye known for its strong fluorescent properties. It is widely utilized in photochemical applications, particularly in studies involving fluorescence microscopy and spectrophotometry. This compound serves as a vital tool for researchers in investigating biological processes and cellular dynamics.

Cat. No.

A44379

CAS No.

2055138-90-2

Trisulfo-Cy5-Alkyne

Trisulfo-Cy5-Alkyne is a versatile click chemistry reagent featuring an alkyne group suitable for copper-catalyzed reactions. This compound exhibits near-infrared (NIR) fluorescence, making it ideal for biological imaging applications. Trisulfo-Cy5-Alkyne is primarily used in the conjugation of biomolecules, facilitating studies in cellular localization and molecular interactions within complex biological systems.

Cat. No.

A44380

CAS No.

2055046-12-1

Trisulfo-Cy5.5-Alkyne

Trisulfo-Cy5.5-Alkyne is a click chemistry reagent featuring an azide functional group, enabling its use in copper-catalyzed click reactions. This compound exhibits near-infrared (NIR) fluorescence, making it a valuable tool for various biological imaging applications. It is particularly useful for labeling biomolecules in live-cell studies, facilitating the visualization of cellular processes and interactions.

Cat. No.

A44381

CAS No.

2055138-86-6

Sulfo-Cy3-Tetrazine

Sulfo-Cy3-Tetrazine is a water-soluble cyanine fluorescence dye that features a tetrazine group for click chemistry applications. It functions through an inverse electron demand [4+2] cycloaddition reaction with trans-cyclooctene or other strained olefins, facilitating specific labeling and detection of biomolecules. This reagent is ideal for various applications in fluorescence microscopy, imaging, and other biological assays requiring precise and efficient molecular tagging.

Cat. No.

A44382

CAS No.

1801924-46-8

Sulfo-Cy5-Methyltetrazine

Sulfo-Cy5-Methyltetrazine is a click chemistry reagent characterized by a methyltetrazine functionality. This compound serves as a fluorophore linker for trans-cyclooctene-based labeling applications, facilitating the visual tracking of biomolecules. It exhibits excellent stability at physiological pH and demonstrates high reactivity towards cyclooctene, making it suitable for a variety of biological and biochemical research applications, including target identification and protein labeling.

Cat. No.

A44383

CAS No.

1801924-47-9

Sulfo-Cy3-Methyltetrazine

Sulfo-Cy3-Methyltetrazine is a click chemistry reagent characterized by its methyltetrazine functionality and a water-soluble fluorescent dye. It exhibits excellent stability under physiological pH conditions, making it suitable for various biological applications. This reagent effectively couples with trans-cyclooctene and shows a high reactivity towards cyclooctene, enabling precise labeling and detection in live-cell imaging and other bioorthogonal applications.

Cat. No.

A44385

CAS No.

2055138-89-9

Sulfo-cyanine3 azide sodium

Sulfo-cyanine3 azide sodium is a water-soluble fluorescent dye with excitation/emission maxima at 548/563 nm. This azide cyanine probe is pivotal in various applications, including the synthesis of fused tricyclic heterocycles and the development of immunostimulatory agents. It features an azide functionality that allows for copper-catalyzed azide-alkyne cycloaddition (CuAAc) as well as ring strain-promoted alkyne-azide cycloaddition (SPAAC) with alkyne-containing molecules, such as those with DBCO or BCN groups.

Cat. No.

A44388

CAS No.

1653991-59-3

Cyanine5 NHS ester bromide

Cyanine5 NHS ester bromide is a fluorescent dye that targets amino groups in peptides, proteins, and oligonucleotides. This compound enables effective fluorescence labeling, making it ideal for applications in biomolecular imaging and tracking. Its ability to label neurotensin (8-13) through arginine residues enhances its utility in various biological research studies.