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hmily601

木虫 (正式写手)

[求助] 麻烦翻一下了!谢谢!

The introduction of p-methoxy groups to both phenyl rings in the form of dianisyl-
methylamine resulted in higher yield and lower diastereoselectivity for the 4CR as well as high yield for the cleavage reaction (91%).
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qustdyq

银虫 (正式写手)

【答案】应助回帖

★
sltmac(金币+1): 谢谢交流~~ 2011-05-22 00:02:02
hmily601(金币+4, 翻译EPI+1): 谢谢哈! 2011-05-22 21:03:22
对位甲氧基的引入不仅使得以对甲氧基苯甲胺形式存在的苯环有更高的反应率,降低了对4位的非对应立体选择性,同时增加了裂解反应的产率。
为目标努力
2楼2011-05-21 22:56:47
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jwdxbjzh

至尊木虫 (职业作家)

【答案】应助回帖

★ ★
Mally89: 感谢应助!~ 2011-05-22 14:00:52
Mally89(金币+2): 额。。。忘加BB了。。。 2011-05-22 14:01:09
hmily601(金币+4): 谢谢哈! 2011-05-22 21:03:29
The introduction of p-methoxy groups to both phenyl rings in the form of dianisylmethylamine resulted in higher yield and lower diastereoselectivity for the 4CR as well as high yield for the cleavage reaction (91%).
二(甲氧基苯基)甲胺中对位甲氧基的引入不仅使此四组分反应(4CR)获得了较高收率和较低的非对应立体选择性,同时对于此裂解反应而言也达到了高的产率。
jwd
3楼2011-05-22 11:37:02
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jwdxbjzh

至尊木虫 (职业作家)

【答案】应助回帖

见文中第三页上面化合物22的结构。
https://good.gd/1213290.htm
jwd
4楼2011-05-22 11:45:51
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