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发明名称
Nitro-benzodiazepines - prepn from 2-(2,3-diketopiperazino) nitrobenzophenones
摘要
<p>Benzodiazepines of formula (II): (where R' = H, hal, 1-4C alkyl or CF3) are prepd. by heating diketopiperazines of formula (I) with a hydrolytic reagents.</p>
申请公布号
DE2144272(A1)
申请公布日期
1972.03.23
申请号
DE19712144272
申请日期
1971.09.03
申请人
发明人
分类号
C07D243/16
主分类号
C07D243/16
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代理人
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地址
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