Cyanine5.5 carboxylic acid

Appearance:

dark blue powder

Molecular weight:

619.23

Molecular formula:

C₄₀H₄₃ClN₂O₂

CAS number:

1144107-80-1, 1256349-47-9

Solubility:

soluble in organic solvents (DMSO, DMF, dichloromethane), low solubility in water

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. Desiccate.

MSDS:

Download

Excitation maximum, nm:

673

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

209000

Emission maximum, nm:

707

Fluorescence quantum yield:

0.2