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Reactive CF® Dyes

Our bright, photostable, highly water soluble CF® dyes with a wide selection of colors and functional groups. Learn more about different reactive dye chemistries for bioconjugation.

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    CF® Dye Alkyne

    From: $279 Sizes: 0.5 mgCatalog #: 92086, 92087, 92088, 92089, 92091, 92093, 92095, 96004, 96005, 96006, - 92090View allHide

    CF® dye alkynes react with azide groups via copper-catalyzed bioorthogonal cycloaddition. Can be used to fluorescently detect or label azide groups on target molecules. CF® dye alkynes can also be used as building blocks to form fluorescent polymers.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dye alkynes react with azide groups via copper-catalyzed bioorthogonal cycloaddition. Can be used to fluorescently detect or label azide groups on target molecules. CF® dye alkynes can also be used as building blocks to form fluorescent polymers.

     

    CF® Dye Amine

    From: $212 Sizes: 1 mgCatalog #: 92035, 92036, 92037, 92038, 92039, 92040, 92041, 92042, 92043, 92065, 92102, - 96010View allHide

    CF® dyes with a reactive amine group to fluorescently label carboxylic acid groups in proteins and other molecules.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dyes with a reactive amine group to fluorescently label carboxylic acid groups in proteins and other molecules.

     

    CF® Dye Aminooxy

    From: $435 Sizes: 1 mgCatalog #: 92050, 92051, 92052, 92053, 92054, 92055, 92056, 92057, 92058, - 92059View allHide

    CF® dyes with an aminooxy reactive group are useful for fluorescently labeling aldehyde or ketone groups on target molecules such as polysaccharides, glycoproteins or antibodies.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dyes with an aminooxy reactive group are useful for fluorescently labeling aldehyde or ketone groups on target molecules such as polysaccharides, glycoproteins or antibodies.

     

    CF® Dye Azide

    From: $279 Sizes: 0.5 mgCatalog #: 92080, 92081, 92082, 92083, 92084, 92085, 92092, 92094, 92119, 92180, 92181, 92182, - 96000View allHide

    CF® dyes with an azide group. Can be used to label or detect alkyne, BCN or cyclooctyne-containing molecules by fluorescence spectroscopy, microscopy or flow cytometry following copper-catalyzed azide-alkyne cycloaddition.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dyes with an azide group. Can be used to label or detect alkyne, BCN or cyclooctyne-containing molecules by fluorescence spectroscopy, microscopy or flow cytometry following copper-catalyzed azide-alkyne cycloaddition.

     

    CF® Dye BCN

    From: $330 Sizes: 0.5 mgCatalog #: 96070, 92075, 92076, 92077, 92078, 92079, 92113, 92114, 96026, 96027, 96058, - 96059View allHide

    CF® dyes with a BCN group react with azides via a copper-free bioorthogonal reaction to label target molecules for surface staining of live cells or cell extracts. Membrane-permeant CF® dye BCN conjugates for intracellular labeling reactions are also available.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dyes with a BCN group react with azides via a copper-free bioorthogonal reaction to label target molecules for surface staining of live cells or cell extracts. Membrane-permeant CF® dye BCN conjugates for intracellular labeling reactions are also available.

     

    CF® Dye Hydrazide

    From: $168 Sizes: 1 mgCatalog #: 96063, 96064, 92136, 92151, 92152, 92153, 92154, 92156, 92157, 92158, 92183, 96024, - 96025View allHide

    Fluorescent CF® dye hydrazides are bright, extremely water-soluble, nontoxic molecules, useful as aldehyde-fixable cell tracers. They can also be used to label aldehyde or ketone groups of polysaccharides, carbohydrates or glycoproteins.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    Fluorescent CF® dye hydrazides are bright, extremely water-soluble, nontoxic molecules, useful as aldehyde-fixable cell tracers. They can also be used to label aldehyde or ketone groups of polysaccharides, carbohydrates or glycoproteins.

     

    CF® Dye Methyltetrazine

    From: $291 Sizes: 1 mgCatalog #: 96028, 96029, 96030, 96031, 96032, 96033, 96034, 96035, 96036, 96037, - 96039View allHide

    CF® dye with methyltetrazine reacts with cyclooctene (TCO, methylcyclopropene) labeled molecules via copper-free click chemistry.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dye with methyltetrazine reacts with cyclooctene (TCO, methylcyclopropene) labeled molecules via copper-free click chemistry.

     

    CF® Dye MTS

    From: $178 Sizes: 1 mgCatalog #: 92096, 92097, 92098, - 92099View allHide

    CF® dye MTS are fast-reacting, highly selective thiol-reactive derivatives for reversible labeling of thiol groups with fluorescent CF® dyes.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    CF® dye MTS are fast-reacting, highly selective thiol-reactive derivatives for reversible labeling of thiol groups with fluorescent CF® dyes.

     

    CF® Dye Picolyl Azide

    From: $289 Sizes: 0.5 mgCatalog #: 92187, 92188, 92189, 92190, 92191, 96001, 96002, 96003, - 96007View allHide

    CF® dye picolyl azide derivatives fluorescently label alkyne groups on biomolecules via the standard azide-alkyne cycloaddition, but at low copper concentrations.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
    Size
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    0.5 mg
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    CF® dye picolyl azide derivatives fluorescently label alkyne groups on biomolecules via the standard azide-alkyne cycloaddition, but at low copper concentrations.

     

    CF® Dye Succinimidyl Ester

    From: $156 Sizes: 0.25 umol, 1 umolCatalog #: 96084, 96073, 96078, 96068, 96067, 92137, 92139, 92142, 92150, 92127, 92130, 92131, 92132, 92133, 92134, 92135, 92155, 92103, 92104, 92105, 92106, 92107, 92108, 92109, 92110, 92111, 92112, 92117, 92123, 96011, 96014, 96016, - 92120View allHide

    CF® dye SE or NHS esters are amine-reactive fluorescent dyes. They are commonly used to label primary amines of antibodies and other proteins, amine-modified oligonucleotides and other amine-containing molecules.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    0.25 umol
    1 umol
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    CF® dye SE or NHS esters are amine-reactive fluorescent dyes. They are commonly used to label primary amines of antibodies and other proteins, amine-modified oligonucleotides and other amine-containing molecules.

     

    CF® Dye TCO

    From: $291 Sizes: 1 mgCatalog #: 96040, 96041, 96042, 96043, 96044, 96045, 96046, 96047, 96048, 96049, - 96051View allHide

    CF® dye with TCO (trans-cyclooctene) groups react with tetrazine-labeled molecules via copper-free click chemistry.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    1 mg
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    CF® dye with TCO (trans-cyclooctene) groups react with tetrazine-labeled molecules via copper-free click chemistry.

     

    CF® Dye Tyramide

    From: $275 Sizes: 0.5 mgCatalog #: 96077, 96066, 92170, 92171, 92172, 92173, 96085, 92174, 92175, 92194, 92195, 92196, 92197, 92198, 92199, 96021, 96022, 96053, - 96057View allHide

    Fluorescent CF® dye tyramides are used for tyramide signal amplification (TSA) for increasing immunofluorescence sensitivity in multicolor immunocytochemistry (ICC), immunohistochemistry (IHC), or in situ hybridization (ISH).

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
    Size
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    0.5 mg
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    Fluorescent CF® dye tyramides are used for tyramide signal amplification (TSA) for increasing immunofluorescence sensitivity in multicolor immunocytochemistry (ICC), immunohistochemistry (IHC), or in situ hybridization (ISH).

     

    CF® Dye Maleimides

    From: $180 Sizes: 0.5 umol, 0.25 umol, 1 umolCatalog #: 96079, 96074, 96062, 92020, 92021, 92022, 92023, 92024, 92025, 92026, 92027, 92028, 92029, 92030, 92031, 92032, 92033, 92034, 92044, 92045, 92046, 92118, 92124, 92128, 96012, 96015, - 96017View allHide

    CF® Dye Maleimides are thiol-reactive fluorescent dyes. Maleimides are commonly used to label proteins, peptides or other molecules containing free thiol groups.

    Conjugation
    Don’t see what you’re looking for? Contact us for more conjugation options.
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
    Size
    Catalog #
    price
    Qty
    0.5 umol
    0.25 umol
    1 umol
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    CF® Dye Maleimides are thiol-reactive fluorescent dyes. Maleimides are commonly used to label proteins, peptides or other molecules containing free thiol groups.