申请人:Eli Lilly and Company
公开号:US03994914A1
公开(公告)日:1976-11-30
4,4-Spiro-oxazolinium halides, named systematically as 1-oxo-3-azaspiro[4.4]nonane hydrohalides or 1-oxo-3-azaspiro[4.5]decane hydrohalides, and 4,4-dimethyl oxazolinium halides, useful as intermediates in the synthesis of hypotensive azetidinones.
4,4-螺-噁唑铵卤化物,系统命名为1-氧代-3-氮杂螺[4.4]壬烷氢卤化物或1-氧代-3-氮杂螺[4.5]癸烷氢卤化物,以及4,4-二甲基噁唑铵卤化物,可用作低血压氮杂环丙氨酸合成中的中间体。