Sulfo-Cyanine 5 carboxylic acid (A270293)

Sulfo-Cyanine 5 carboxylic acid

Non-activated sulfo-Cyanine 5 carboxylic acid, water soluble dye. This dye is highly hydrophilic and water-soluble. Non-sulfonated analogs are also available. The fluorophore is an equivalent of Cy5® carboxylic acid. For labeling applications consider using pre-activated sulfo-Cy5 NHS ester.

646 nm

271000 M^-1cm^-1

662 nm

0.28

1144107-82-3, 1121756-16-8, 2098639-31-5

0.04

95% (by ¹H NMR and HPLC-MS).

C₃₂H₃₇N₂KO₈S₂

680,87 kDa

Dark blue powder.

Well soluble in water, DMF, and DMSO (0.35 M = 240 g/L). Practically insoluble in non-polar organic solvents.

Shipped at room temperature. Upon delivery, store in the dark at -20°C. Avoid prolonged exposure to light.

This product is for research use only. It is not intended for diagnostic or therapeutic use.