We enable nucleic acid labeling bioconjugation
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5/6-Sulforhodamine 101-PEG3-Azide

Texas Red Alternative fluorescent dye to label DNA/RNA via click chemistry

  • Size
  • Catalog No.
  • Price
  • 5 mg
  • BCFA-044-5

  • 240 €
  • 5/6-Sulforhodamine 101-PEG3-Azide is a red fluorescent dye functionalized with an azide, enabling it’s conjugation to nucleic acids and other biomolecules by click labeling. It shows identical spectral properties to Alexa Fluor® 594 or DyLight 594 dyes.


    A new insight on the evolution of polyploid Aegilops species from the complex Crassa: molecular-cytogenetic analysis, E. D. Badaeva et al., 2021, Plant Systematics and Evolution, Vol. 307, p. 3.


    Evolution of the S-Genomes in Triticum-Aegilops Alliance: Evidences From Chromosome Analysis, A. S. Ruban et al., 2018, Frontiers in Plant Science, Vol. 9.


    • Molecular Formula


    • Shelf Life

      12 months unopened after receipt

    • Storage Conditions

      -20 °C, dark

    • Molecular Weight

      806.95 g/mol

    • Purity

      ≥ 90% (HPLC)

    • Physical State

      dark red to dark blue solid

    • CAS Number


    • Additional name

      Texas Red; Red-emitting fluorophore

    • Excitation (max)

      584 nm

    • Emission (max)

      603 nm

    • Ɛ (max)

      110,000 cm-1 M-1

    • Solubility

      DMSO, DMF, MeOH

    • Preparation/Handling

      For a 10 mM solution add 123 μL to 1 mg.