发明名称 Process for the preparation of ranitidine
摘要 The invention relates to a process for the preparation of ranitidine of formula (I) <IMAGE> (I) which comprises reacting a thiol of formula (II) <IMAGE> (II) with an alkylating agent of formula (III) <IMAGE> (III) where L is a leaving group, preferably halogen.
申请公布号 US4497961(A) 申请公布日期 1985.02.05
申请号 US19820448075 申请日期 1982.12.09
申请人 GLAXO GROUP LIMITED 发明人 CLITHEROW, JOHN W.
分类号 C07D203/12;C07D307/52;(IPC1-7):C07D307/52 主分类号 C07D203/12
代理机构 代理人
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