We enable nucleic acid labeling bioconjugation
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Cyanine 5.5-Alkyne

Cy5.5 Alternative Fluorescent Dye Alkyne to label DNA/RNA

  • Size
  • Catalog No.
  • Price
  • 1.0 mg
  • BCAL-012-1

  • € 180,00
  • 5.0 mg
  • BCAL-012-5

  • € 450,00
  • Cyanine 5.5 Alkyne is a clickable Cy5.5 alternative to fluorescently label azide-functional biomolecules following click reactions.


    T. Nagamine, K. Hayakawa, K. Nakazato, M. Iha, Journal of chromatography B, 2015, 187-193

    L. Xiao, J. Guo, Analytical Methods, 2015, 7290-7295

    C. Lai, X. Yu, H. Zhuo, N. Zhou, Y. Xie, J. He, Y. Peng, Y, Xie, G. Lou, S. Zhou, Journal of biomedical nanotechnology, 2014, 3576-3589

    C. Lui, A. J. Stonestrom, T. Christian, J. Yong, R. Takase, Y. Hou, X. Yang, Journal of Biological Chemistry, 2016, 10426-10436

    • Molecular Formula


    • Shelf Life

      12 months unopened after receipt

    • Storage Conditions

      -20 °C

    • Molecular Weight

      954.11 g/mol

    • Purity

      > 90% (HPLC)

    • Physical State

      blue solid

    • CAS Number


    • Additional name

      Alexa Fluor 680 alternative; CF 680 dyes alternative; DyLight 680 alternative; IRDye 680RD alternative

    • Absorption (max)

      PBS, pH 7.5: 678 nm

    • Emission (max)

      PBS, pH 7.5: 694 nm

    • Ɛ (max)

      PBS, pH 7.5: 190,000 cm-1M-1

    • Solubility

      Water, DMSO, DMF, MeOH

    • Preparation/Handling

      For a 10 mM solution add 105 μL to 1 mg.
      For a 10 mM solution add 524 μL to 5 mg.