发明授权
- 专利标题: Process and intermediates for chiral epoxides
- 专利标题(中): 手性环氧化物的工艺和中间体
-
申请号: US770676申请日: 1991-10-03
-
公开(公告)号: US5183910A公开(公告)日: 1993-02-02
- 发明人: Leland O. Weigel
- 申请人: Leland O. Weigel
- 申请人地址: IN Indianapolis
- 专利权人: Eli Lilly and Company
- 当前专利权人: Eli Lilly and Company
- 当前专利权人地址: IN Indianapolis
- 主分类号: C07C303/30
- IPC分类号: C07C303/30 ; C07C309/65 ; C07C309/73 ; C07D303/48 ; C07D307/33
摘要:
Chiral epoxybutyrates are prepared in high yield from novel dihydro-3R-substituted sulfonyloxy-4R-hydroxy-2-(3H)furanones via based catalyzed alcoholysis. The product chiral epoxy butyrates are useful intermediates for the synthesis of 1-carba-1-dethia cephem antibiotics.
公开/授权文献
信息查询