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Cyanine5.5 NHS ester

分子式:C44H46N3BF4O4

分子量:767.66

CAS 号:2375105-86-3

外  观:深蓝色固体

产品特性:

Cyanine5.5 NHS酯是一种活性染料,用于标记肽,蛋白质和寡核苷酸中的氨基,Cy5.5®NHS酯的类似物。

Cy5.5是一种发出远红光(和近红外光)的染料,非常适合在背景下进行荧光测量荧光是一个问题。它也适用于体内NIR成像实验。

该试剂可以代替Cy5.5®Alexa Fluor 680DyLight 680NHS酯。

一般性质

外观:

深蓝色固体

分子量:

767.66

CAS号:

2375105-86-3

分子式:

C44H46N3BF4O4

溶解度:    

可溶于有机溶剂(DMSODMF,二氯甲烷),几乎不溶于水(<1uM<1 mg / L

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:

684

ε, Lmol-1cm-1:

198000

最大发射, nm:

710

荧光量子产率:

0.2

CF260:

0.07

CF280:

0.03




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