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TAMRA NHS ester, 5-isomer

分子式:C29H25N3O7

分子量:527.53

CAS 号:321862-17-3

外  观:深色固体

产品特性:

TAMRA(四甲基罗丹明)是罗丹明系列的x吨染料。这种荧光团已经使用了很长时间用于制备包含TAMRA和荧光素(FAM)的双标记qPCR TaqMan寡核苷酸探针。

就像许多其他的x吨荧光团一样,TAMRA可以作为两种异构体(5-6-异构体)使用相同的光学特性。该产物是异构体纯的5-TAMRA

TAMRA NHS是一种胺反应试剂。可用于蛋白质,肽和修饰寡核苷酸的标记含胺基


一般性质

外观:

深色固体

分子量:

527.53

CAS号:

321862-17-3

分子式:

C29H25N3O7

溶解度:

溶于DMFDMSO,低水

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:常温下最多3周,避免长时间暴露在光线下,干燥。

 

光谱性质

最大激发, nm:

541

ε, Lmol-1cm-1:

84000

最大发射, nm:

567

荧光量子产率:

0.1

CF260:

0.32

CF280:

0.19

 


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