| 发明名称 |
Process for the preparation of 4-(2,4-difluorophenyl)-phenyl 4-nitrobenzoate |
| 摘要 |
A process for the preparation of 4-(2,4-difluorophenyl)-phenyl 4-nitro-benzoate, an intermediate for the preparation of 5-(2,4-difluorophenyl)-salicylic acid, which is a drug known with the international non-proprietary name Diflunisal, is described.
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| 申请公布号 |
US5239114(A) |
申请公布日期 |
1993.08.24 |
| 申请号 |
US19920866576 |
申请日期 |
1992.04.10 |
| 申请人 |
ZAMBON GROUP S.P.A. |
发明人 |
GIORDANO, CLAUDIO;COPPI, LAURA;PAIOCCHI, MAURIZIO |
| 分类号 |
C07C201/12;C07C205/43;C07C205/45 |
主分类号 |
C07C201/12 |
| 代理机构 |
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