Free Cyanine3 carboxylic acid(Cy3® carboxylic acid类似物(wù))，非活性染料，非磺化试剂，在有(yǒu)机溶剂中有(yǒu)很(hěn)高的溶解度，微溶于水。该染料可(kě)作為(wèi)非活性荧光团用(yòng)于对照试验和校准。 如果需要与胺类偶联和标记，请参考使用(yòng)Cyanine3 NHS ester,或者水溶的sulfo-Cyanine3 NHS ester。
Cy® is a trademark of GE Healthcare.
General properties
Appearance:
red powder
Molecular weight:
493.08
Molecular formula:
C30H37ClN2O2
CAS number:
1032678-01-5
Solubility:
soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble 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
Spectral properties
Excitation maximum, nm:
555
Extinction coefficient at excitation maximum, Lmol-1cm-1:
150000
Emission maximum, nm:
570
Fluorescence quantum yield:
0.31
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