| 发明名称 |
PREPARATION OF ALKOXYALKYLIDENE COMPOUNDS |
| 摘要 |
PURPOSE:To prepare the title compound useful as an intermediate of medicines, without corroding the reactor, in high yield, by reacting an ortho-acid ester with an active methylene compound in the presence of a catalyst comprising a carboxylic acid or its anhydride and specific zinc salt. |
| 申请公布号 |
JPS53149912(A) |
申请公布日期 |
1978.12.27 |
| 申请号 |
JP19770065197 |
申请日期 |
1977.06.01 |
| 申请人 |
NIPPON SYNTHETIC CHEM IND |
发明人 |
YAMAMOTO NOBUYUKI;HASEGAWA NOBORU |
| 分类号 |
C07C69/73;B01J31/00;B01J31/04;C07B31/00;C07B37/04;C07B61/00;C07C49/24;C07C49/84;C07C67/00;C07C69/734;C07C69/76;C07C69/95;C07C255/15;C07C255/37 |
主分类号 |
C07C69/73 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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