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taiyang0209

银虫 (小有名气)

[求助] BSTFA和MSTFA的区别

请问用GC-MS分析代谢物时,衍生反应中BSTFA和MSTFA有什么区别,麻烦说的具体一些,刚进实验室不太明白这个地方。不是分析具体的某种代谢物,是分析组织中整体代谢物的变化。
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zzjcust

铁杆木虫 (正式写手)

【答案】应助回帖

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感谢参与,应助指数 +1
leecius: 金币+1, 谢谢参与。 2012-09-21 09:10:35
MSTFA号称能不加催化剂(TMCS)直接硅烷化胺的盐酸盐,BSTFA估计不行
2楼2012-09-21 08:29:58
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taiyang0209

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引用回帖:
2楼: Originally posted by zzjcust at 2012-09-21 09:29:58
MSTFA号称能不加催化剂(TMCS)直接硅烷化胺的盐酸盐,BSTFA估计不行

为什么MSTFA可以不加催化剂呢?知道原理吗?麻烦详述一下,谢谢
3楼2012-09-21 09:07:20
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