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Sulfo-Cyanine5 NHS ester

分子式:C36H40N3KO10S2

分子量:777.95

CAS 号:2230212-27-6

外  观:深蓝色粉末

产品特性:

水溶性花青5琥珀酰亚胺酯(SE),相当于Cy5®NHS酯,用于在水相中标记各种含胺分子,而无需使用任何有机助溶剂。 因此,该产品特别适用于标记在有机共溶剂存在下变性的蛋白质,以及低溶解度的蛋白质。

磺基花菁5Cy5®的类似物,是最受欢迎的荧光团之一,可与各种设备兼容,例如作为板读取器,显微镜和成像仪。

这种染料是高度亲水和水溶性的。 也可以使用非磺化的类似物。可以代替Cy5®Alexa Fluor 647DyLight 649在所有应用中使用


一般性质   

外观:

深蓝色粉末

分子量:

777.95

CAS号:

2230212-27-6

分子式:

C36H40N3KO10S2

溶解度:

在水中非常好,在DMFDMSO中很好

质量控制:

NMR 1HHPLC-MS95%)

储存条件:

储存:在黑暗中于-20°C接收后12个月。运输:在室温下长达3周,避免长时间暴露在光线下,干燥。

 

光谱性质

最大激发, nm:

646

ε, Lmol-1cm-1:

271000

最大发射, nm:

662

荧光量子产率:

0.28

CF260:

0.04

CF280:

0.04

 


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