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FAM hydrazide, 5-isomer

分子式:C21H15N2ClO6

分子量:426.81

CAS 号:2183440-64-2

外  观:黄色固体

产品特性:

许多天然和合成分子均含有醛或酮羰基。这些羰基与酰肼反应形成。在中性附近的pH值下,反应是自发的,生成的非常稳定。

1,2-二醇官能团的化合物(如糖)可以用高碘酸钠氧化而形成羰基用于随后用酰肼修饰的化合物。这是标记糖蛋白的有效方法(例如抗体)和多糖。

FAM酰肼是酰肼标记,用于将荧光素(一种488 nm通道的亮染料)附着到羰基化合物上。


一般性质

外观:

黄色固体

质谱M +增量:

372.07

分子量:

426.81

CAS号:

2183440-64-2

分子式:

C21H15N2ClO6

溶解度:

溶于乙醇,DMFDMSO

质量控制:

NMR 1HHPLC-MS95%)

储存条件:

储存:在黑暗中于-20°C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,干燥。

 

光谱性质

激发最大值,nm

494

ε,Lmol−1cm−1

75000

最大发射,nm

520

荧光量子产率:

0.9

CF260

0.20

CF280

0.17

 


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