| 发明名称 |
Process for the preparation of alpha-methylene lactones |
| 摘要 |
This invention concerns a process for the addition of formaldehyde to the alpha carbon atom of lactones for the production of alpha-methylenelactones, and specifically alpha-methylene-gamma-butyrolactone. |
| 申请公布号 |
AU3889900(A) |
申请公布日期 |
2000.10.16 |
| 申请号 |
AU20000038899 |
申请日期 |
2000.03.16 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
LEO E. MANZER;DALE ROBERT COULSON |
| 分类号 |
C07D307/33;C07B61/00;C07D307/58 |
主分类号 |
C07D307/33 |
| 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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