Sulfo-Cyanine5 carboxylic acid

Appearance:

dark blue powder

Molecular weight:

664.76

Molecular formula:

C₃₂H₃₇N₂NaO₈S₂

CAS number:

1032678-07-1

Solubility:

good in water, DMSO, DMF, low in most organic solvents

Quality control:

NMR 1H (95%) and 13C, TLC

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.

MSDS:

Download

Excitation maximum, nm:

646

Extinction coefficient at excitation maximum, Lmol-1cm-1:

271000

Emission maximum, nm:

662

Fluorescence quantum yield:

0.2

CF260:

0.13

CF280:

0.13