| 发明名称 |
Synthesis of ethylenically unsaturated compounds from esters or amides |
| 摘要 |
Certain hydrocarbylidene-niobium or -tantalum complexes react with esters or N,N-disubstituted amides to produce ethylenically unsaturated compounds. Exemplary is the reaction of trineopentyl(neopentylidene)tantalum with ethyl acetate to produce 2-ethoxy-4,4-dimethyl-2-pentene: <IMAGE> <IMAGE>
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| 申请公布号 |
US4021429(A) |
申请公布日期 |
1977.05.03 |
| 申请号 |
US19750599015 |
申请日期 |
1975.07.24 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
SCHROCK, RICHARD ROYCE |
| 分类号 |
C07C209/68;C07F9/00;C07F17/00;(IPC1-7):C07D295/02 |
主分类号 |
C07C209/68 |
| 代理机构 |
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