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Coumarin 343 X NHS ester

分子式:C26H29N3O7

分子量:495.52

CAS 号:946123-12-2

外  观:黄色固体

产品特性:

发出蓝色的香豆素343染料可与荧光素(FAM)形成FRET对。胺反应形式,活化的NHS酯。

该胺反应性NHS酯在荧光团与反应性基团之间包含氨基己酰基连接基。这个接头在荧光团与被标记的靶分子之间提供更好的溶解度和空间分离。

   该试剂可用于设计以FAM为受体的基于FRET的测定,并构建可收获蓝色的系统光能。


一般性质

外观:

黄色固体

分子量:

495.52

CAS号:

946123-12-2

分子式:

C26H29N3O7

溶解度:

DCMDMSODMF中良好

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:

437

ε, Lmol-1cm-1

39000

最大发射, nm:

477

荧光量子产率:

0.63

CF260:

0.29

CF280:

0.24

 



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