| 发明名称 |
Process for the preparation of polyhydroxybenzophenones |
| 摘要 |
The invention relates to a process for the preparation of polyhydroxybenzophenones by treating benzoic acid or a derivative thereof with a polyhydroxybenzene or a derivative thereof in the presence of a large pore zeolite as a catalyst.
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| 申请公布号 |
US5679865(A) |
申请公布日期 |
1997.10.21 |
| 申请号 |
US19960666999 |
申请日期 |
1996.06.21 |
| 申请人 |
TECHNISCHE UNIVERSITEIT DELFT |
发明人 |
HOEFNAGEL, ANTHONIUS JOHANNES;VAN BEKKUM, HERMAN |
| 分类号 |
C07C45/46;C07C45/54;(IPC1-7):C07C45/45 |
主分类号 |
C07C45/46 |
| 代理机构 |
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