标题 |
专利、报告等 Synthesis of baclofen hydrochloric acid involves reacting 4-(4-chlorophenyl)pyrrolidin-2-one obtained by hydrogenation reduction reaction of ethyl 3-(4-chlorophenyl)-3-cyanopropanoate, in presence of hydrochloric acid and water
盐酸巴氯芬的合成包括在盐酸和水的存在下,使通过3-(4-氯苯基)-3-氰基丙酸乙酯的氢化还原反应获得的4-(4-氯苯基)吡咯烷-2-酮
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发明人 LIU S; LI J; WANG J 专利权人 UNIV HEBEI TECHNOLOGY(UYHT-C) Derwent 主入藏号 2012-C54433 国际专利分类 C07C-227/22from lactams, cyclic ketones or cyclic oximes, e.g. by reaction involving Beckmann rearrangement [5]C07C-229/34the carbon skeleton containing six-membered aromatic rings [5] |
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