| 发明名称 |
MELLANPRODUKTER VID STEREOKONTROLLERAT ACETOXI-AZETIDINON-FOERFARANDE |
| 摘要 |
A novel stereocontrolled process is disclosed for converting 6-aminopenicillanic acid to an optically active azetidinone of the formula <IMAGE> wherein R'' is a hydroxy-protecting group by use of a 6,6-dihaloanhydropenicillin or 6,6-bis(phenylselenyl)anhydropenicillin intermediate. |
| 申请公布号 |
SE9000791(D0) |
申请公布日期 |
1990.03.06 |
| 申请号 |
SE19900000791 |
申请日期 |
1990.03.06 |
| 申请人 |
BRISTOL-MYERS SQUIBB COMPANY |
发明人 |
A *MARTEL |
| 分类号 |
C07D499/04;C07D205/08;C07D499/86;C07D499/861;C07D499/87;C07D499/88;C07D499/897;C07F7/18;(IPC1-7):07D499/00 |
主分类号 |
C07D499/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
