| 发明名称 |
Process for the production of aromatic carbonic acid esters |
| 摘要 |
A process for the production of aromatic carbonic acid esters by transesterifying a mixture of dimethylcarbonamate/methanol and a methanol-immiscible azeotrope former for methanol with phenols in the presence of transesterification catalysts.
|
| 申请公布号 |
US4252737(A) |
申请公布日期 |
1981.02.24 |
| 申请号 |
US19800110942 |
申请日期 |
1980.01.10 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
KRIMM, HEINRICH;BUYSCH, HANS-JOSEF;RUDOLPH, HANS |
| 分类号 |
C07C69/96;C07C67/03;C07C68/06;C07C68/08;(IPC1-7):C07C68/08 |
主分类号 |
C07C69/96 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
