发明名称 |
Method for preparing pyrrolidine derivative. |
摘要 |
<p>The present invention is directed to a method for preparing 3,4-trans-4-ethyl-1,3-disubstituted (substituted phenyl)pyrrolidine-2-one represented by the formula (1) <CHEM> which comprises the steps of dissolving 4-ethyl-1,3-disubstituted (substituted phenyl)-3-pyrroline-2-one in an inert solvent, and then reducing the same with sodium boron hydride in the presence of methanol.</p> |
申请公布号 |
EP0550024(A1) |
申请公布日期 |
1993.07.07 |
申请号 |
EP19920121954 |
申请日期 |
1992.12.23 |
申请人 |
MITSUI TOATSU CHEMICALS, INC. |
发明人 |
TOMIYA, KANJI;MORIYASU, KOICHI;AOKI, HARUMICHI;ODA, KENGO |
分类号 |
A01N43/36;C07D207/26;C07D207/267;C07D207/27 |
主分类号 |
A01N43/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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