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关注：1
2013-05-23 12:21
求翻译：首先经过低温取代，在第4位上引入R1取代胺基是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
首先经过低温取代，在第4位上引入R1取代胺基
问题补充： |
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2013-05-23 12:21:38
Replaced after the first low-temperature, in the first four amino replaced by the introduction of R1
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2013-05-23 12:23:18
First, in the first 4 after a low-temperature replace R Introduction 1 replacing the amine-based
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2013-05-23 12:24:58
First passes through the low temperature substitution, introduces the R1 substitution amidogen on 4th
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2013-05-23 12:26:38
Passed through a low-temperature replaced R1 should be introduced on the 4th place substituted amino
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2013-05-23 12:28:18
Replaced at low temperature at first, introduce R1 at the 4th and replace amine base
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