| 发明名称 |
A method of deprotection of 3-amino azetidinones. |
| 摘要 |
<p>A method for preparing 2-amino- beta -lactams which are substituted by readily-removed protecting groups is provided. According to this invention, an acyl-2-amino- beta -lactam is further acylated with a different acyl group and is subsequently treated with base to provide a protected 2-amino beta -lactam with a more desirable protecting group.</p> |
| 申请公布号 |
EP0301877(A1) |
申请公布日期 |
1989.02.01 |
| 申请号 |
EP19880306996 |
申请日期 |
1988.07.29 |
| 申请人 |
ELI LILLY AND COMPANY |
发明人 |
BLASZCZAK, LARRY CHRIS;MUNROE, JOHN EDWIN;SPRY, DOUGLAS OVERBAUGH |
| 分类号 |
C07D205/085;C07D205/095;C07D463/00;C07D501/20;C07D505/00;(IPC1-7):C07D501/20;C07D471/04;C07D205/08;C07D498/04 |
主分类号 |
C07D205/085 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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