| 发明名称 |
Method of preparing malonic acid dialkyl esters |
| 摘要 |
Production of malonic acid dialkyl esters by reacting halogen acetic acid alkyl ester with carbon monoxide, and alkali alcoholate, alkali earth alcoholate or a solution of alkali hydroxide in an alcohol at a pH of up to 8.5 in the presence of a cobalt compound which is a catalyst for the reaction.
|
| 申请公布号 |
US4399300(A) |
申请公布日期 |
1983.08.16 |
| 申请号 |
US19810260444 |
申请日期 |
1981.05.04 |
| 申请人 |
DYNAMIT NOBEL AKTIENGESELLSCHAFT |
发明人 |
PRANGE, UWE;EL CHAHAWI, MOUSTAFA;VOGT, WILHELM;RICHTZENHAIN, HERMANN |
| 分类号 |
B01J31/00;C07B61/00;C07C51/10;C07C69/38;(IPC1-7):C07C67/36 |
主分类号 |
B01J31/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
