AF430 alkyne

Cat. # Quantity Price Lead time
A08B0 1 mg $110.00 in stock
B08B0 5 mg $290.00 in stock
C08B0 10 mg $470.00 in stock
D08B0 25 mg $690.00 in stock
E08B0 50 mg $1270.00 in stock
F08B0 100 mg $1990.00 in stock

AF430 (also known as Alexa Fluor™ 430) is a sulfonated coumarin dye that is useful for flow cytometry and antibody labeling. The fluorescence is constant in wide range of pH values.

This particular derivative contains terminal alkyne group that is suitable for copper catalyzed CuAAc reaction.

Absorption and emission spectra of AF430

Absorption and emission spectra of AF430

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General properties

Appearance: orange solid
Molecular weight: 578.64
Molecular formula: C25H26N2F3KO6S
Solubility: good in water, 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/absorption maximum, nm: 430
ε, L⋅mol−1⋅cm−1: 15955
Emission maximum, nm: 542
Fluorescence quantum yield: 0.23
CF260: 0.06
CF280: 0.06
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