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Sulfo-Cyanine3 carboxylic acid

分子式:C30H35N2KO8S2

分子量:654.84

CAS 号:1121756-11-3(内盐); 1941997-61-0(钠盐)

外  观:深红色晶体

产品特性:

水溶性磺基花青3染料,游离未活化的单官能羧酸。 该试剂可用作Cy3®检测通道的参考荧光团,作为其他磺基-Cyanine3标记产品实验的对照。羧酸也可以用碳二亚胺活化。

吸收光谱和发射光谱与Cy3®荧光团相同。


一般性质

外观:

深红色晶体

分子量:

654.84

CAS号:

1121756-11-3(内盐); 1941997-61-0(钠盐)

分子式:

C30H35N2KO8S2

溶解度:

易溶于水,DMFDMSO0.55 M = 360 g / L)。 几乎不溶于非极性有机溶剂。

质量控制:

NMR 1HHPLC-MS95%)

储存条件:

储存:在-20°C下黑暗中接收后24个月。运输:在室温下长达3周,避免长时间暴露在光线下。

 

光谱性质

激发最大值,nm

548

ε,Lmol−1cm−1

162000

最大发射,nm

563

荧光量子产率:

0.1

CF260

0.03

CF280

0.06

 


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sulfo-Cyanine7 dicarboxylic acid

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