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sunpogood

新虫 (初入文坛)

[求助] ATRP大分子引发剂MPEG-Br制备 用溴乙酸还是用溴乙酰溴 什么区别

ATRP大分子引发剂MPEG-Br制备 用溴乙酸还是用溴乙酰溴 什么区别,谢谢
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huang0920

银虫 (初入文坛)

【答案】应助回帖

溴乙酸和溴乙酰溴都能引入端基溴,但是溴乙酰溴反应为酰化反应,反应活性较强,常用·
huangxiaoli
2楼2011-12-09 12:42:17
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Finnsnowing

金虫 (小有名气)

【答案】应助回帖

Right as the 2nd floor said! We just did this reaction. Noting that use of the latter active reagent could even get a macroinitiator being of two ends like Br-PEO-Br for synthesis of triblock copolymers.
3楼2011-12-09 13:28:10
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