Application of erythro-2-Amino-1,2-diphenylethanol as a Highly Efficient Chiral Auxiliary. Highly Stereoselective Staudinger-Type β-Lactam Synthesis Using a 2-Chloro-1-methylpyridinium Salt as the Dehydrating Agent
Application of erythro-2-Amino-1,2-diphenylethanol as a Highly Efficient Chiral Auxiliary. Highly Stereoselective Staudinger-Type β-Lactam Synthesis Using a 2-Chloro-1-methylpyridinium Salt as the Dehydrating Agent
2-Oxa-isocephem compounds, compositions containing same and processes for preparing same
申请人:OTSUKA PHARMACEUTICAL CO., LTD.
公开号:EP0215435B1
公开(公告)日:1993-03-03
US4831026A
申请人:——
公开号:US4831026A
公开(公告)日:1989-05-16
Application of erythro-2-Amino-1,2-diphenylethanol as a Highly Efficient Chiral Auxiliary. Highly Stereoselective Staudinger-Type β-Lactam Synthesis Using a 2-Chloro-1-methylpyridinium Salt as the Dehydrating Agent