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凝静2009

铁虫 (正式写手)

[交流] 求Facial selectivity什么意思,下面有英文解释,给翻译一下

Facial selectivity refers to selectivity of the side of a pro-chiral molecule. For example acetophenone - addition of hydride to the "re" side of acetophenone gives rise to the R isomer of phenylethanol, wheras addition to the "si" side gives rise to the S isomer.
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noleg

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发芽土豆(金币+1):谢谢参与 2010-06-14 11:06:26
wypward(金币+1):谢谢参与 2010-06-14 11:41:59
凝静2009(金币+2, 翻译EPI+1): 2010-06-14 13:10:03
面向选择性指的是前手(征)性分子不同侧面的选择性。例如,苯乙酮的加氢,从re面加成得到R型苯乙醇,而从si面加成则生成S型同分异构体。
2楼2010-06-14 10:59:13
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