| 发明名称 |
Polycyclic ketones and preparative methods therefor |
| 摘要 |
Ketones having formulas (1)-(3) are provided by improved methods which involve the treatment of compounds having formulas (9)-(11) with aqueous base. <IMAGE> (1) <IMAGE> (2) or <IMAGE> (3) <IMAGE> (9) <IMAGE> (10) or <IMAGE> (11) wherein Rx is NO2.
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| 申请公布号 |
US5185447(A) |
申请公布日期 |
1993.02.09 |
| 申请号 |
US19920827429 |
申请日期 |
1992.01.29 |
| 申请人 |
DU PONT MERCK PHARMACEUTICAL COMPANY |
发明人 |
CRAPPS, EDWARD C. |
| 分类号 |
C07C49/675;C07D221/16;C07D471/04 |
主分类号 |
C07C49/675 |
| 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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