| 发明名称 |
Preparation of optically-active cyanomethyl esters |
| 摘要 |
Optically-active alpha-cyano esters are prepared by treating a non-symmetrical ketene with a racemic or an optically-active alpha-hydroxynitrile or with an aldehyde and cyanide ions in the presence of an optically-active amine catalyst.
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| 申请公布号 |
US4560515(A) |
申请公布日期 |
1985.12.24 |
| 申请号 |
US19830551652 |
申请日期 |
1983.11.14 |
| 申请人 |
SHELL OIL COMPANY |
发明人 |
STOUTAMIRE, DONALD W.;TIEMAN, CHARLES H. |
| 分类号 |
C07C45/89;C07C49/88;C07C255/38;C07C255/53;C07K5/06;C07K5/078;C07K5/12;(IPC1-7):C07C121/75 |
主分类号 |
C07C45/89 |
| 代理机构 |
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代理人 |
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| 地址 |
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