非活化的sulfo-Cyanine5羧酸，水溶性染料。该染料高度亲水和水溶。非磺化的类似物(wù)。 该荧光团是Cy5®羧酸的同等类似物(wù)。 对于标记反应请考虑使用(yòng)活性染料sulfo-Cy5 NHS ester。
Cy® is a trademark of GE Healthcare.
General properties
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
Spectral properties
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:
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