| 发明名称 |
Silylation process |
| 摘要 |
PCT No. PCT/EP95/04562 Sec. 371 Date Jul. 25, 1997 Sec. 102(e) Date Jul. 25, 1997 PCT Filed Nov. 2, 1995 PCT Pub. No. WO96/16067 PCT Pub. Date May 30, 1996A process for the silylation of 6-aminopenicillanic acid or 7-amino-desacetoxy-cephalosporanic acid by silylation in certain carboxylic acid esters and its use in the production of 6-alpha-aminoacyl-penicillins and 7-alpha-aminoacyl-desacetoxy-cephalosporins.
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| 申请公布号 |
US5998610(A) |
申请公布日期 |
1999.12.07 |
| 申请号 |
US19970836776 |
申请日期 |
1997.07.25 |
| 申请人 |
BIOCHEMIE GESELLSCHAFT M.B.H. |
发明人 |
CENTELLAS, VICTOR;DIAGO, JOSE;LUDESCHER, JOHANNES |
| 分类号 |
C07D499/10;C07D499/00;C07D499/12;C07D499/42;C07D499/44;C07D499/48;C07D501/00;C07D501/04;C07D501/06;C07D501/18;C07D501/20;C07F7/10;C07F7/12;C07F7/18;(IPC1-7):C07D501/00 |
主分类号 |
C07D499/10 |
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