sulfo-Cyanine3 DBCO

Cat. # Quantity Price Lead time
113F0 1 mg $110.00 in stock
213F0 5 mg $290.00 in stock
413F0 25 mg $690.00 in stock
513F0 50 mg $1270.00 in stock
613F0 100 mg $1990.00 in stock

Sulfo-Cyanine3 DBCO is a water soluble fluorescent dye with cycloalkyne group for copper free Click chemistry.

DBCO (dibenzocyclooctyne) is a cyclooctyne with very high reactivity towards azides, still possessing good stability.

Absorption and emission spectra of sulfo-Cyanine3

Absorption and emission spectra of sulfo-Cyanine3

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THPTA ligand

THPTA is a water soluble ligand for Cu(I) catalyzed Click chemistry. The ligand stabilizes copper in its Cu(I) oxidation state. Due to high aqueous solubility, reactions with this ligand do not require an organic co-solvent.

Sulfo-Cyanine3 tetrazine

Water soluble sulfo-Cyanine3 dye tetrazine derivative for TCO ligation labeling with trans-cyclooctenes.

General properties

Appearance: red solid
Mass spec M+ increment: 916.4
Molecular weight: 955.23
Molecular formula: C51H55N4KO8S2
Solubility: soluble in water (0.11 M = 11 g/L), DMF, DMSO
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS: Download
Product specifications

Spectral properties

Excitation maximum, nm: 548
ε, L⋅mol−1⋅cm−1: 162000
Emission maximum, nm: 563
Fluorescence quantum yield: 0.1
CF260: 0.03
CF280: 0.06

Product citations

  1. Tugel, U.; Casas, M.G.; Wiltschi, B. Site-Specific Incorporation of Non-canonical Amino Acids by Amber Stop Codon Suppression in Escherichia coli. Peptide and Protein Engineering (Springer Protocols Handbooks), 2020, 267–281. doi: 10.1007/978-1-0716-0720-6_14
  2. Desai, B.J.; Gonzalez, R.L. Multiplexed genomic encoding of non-canonical amino acids for labeling large complexes. Nature Chemical Biology, 2020, 16, 1129–1135. doi: 10.1038/s41589-020-0599-5
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