sulfo-Cyanine7 alkyne

Cat. # Quantity Price Lead time
A53B0 1 mg $125 in stock
B53B0 5 mg $325 in stock
C53B0 10 mg $470 in stock
D53B0 25 mg $850 in stock
E53B0 50 mg $1490 in stock
F53B0 100 mg $1990 in stock
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sulfo-Cyanine7 alkyne is a sulfonated terminal alkyne for copper-catalyzed click chemistry reaction, which possesses significant aqueous solubility and can be conjugated with azides in an aqueous environment.

Absorbance and emission spectra of sulfo-Cyanine7

Absorbance and emission spectra of sulfo-Cyanine7

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Copper(II)-TBTA complex

A catalyst for click reaction. A stable copper(II) complex which must be converted to monovalent copper(I) in situ using reducing agents. The complex can be used to prepare a reaction buffer of any composition.

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.

General properties

Appearance: dark green powder
Mass spec M+ increment: 745.3
Molecular weight: 784.04
CAS number: 2183440-56-2
Molecular formula: C40H46N3KO7S2
Solubility: good in DMF, DMSO, significant in water
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/absorption maximum, nm: 750
ε, L⋅mol−1⋅cm−1: 240600
Emission maximum, nm: 773
Fluorescence quantum yield: 0.24
CF260: 0.04
CF280: 0.04
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