| 发明名称 |
Process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one |
| 摘要 |
PCT No. PCT/US95/12726 Sec. 371 Date Jun. 24, 1997 Sec. 102(e) Date Jun. 24, 1997 PCT Filed Oct. 12, 1995 PCT Pub. No. WO96/20151 PCT Pub. Date Jul. 4, 1996A process for preparing 5-chloro-2,3-dihydro-1H-inden-1-one comprising contacting 3-chloro-1-(chlorphenyl)-1-propanone with a catalyst selected from sulfuric acid and solid acid catalysts.
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| 申请公布号 |
US5811585(A) |
申请公布日期 |
1998.09.22 |
| 申请号 |
US19970860344 |
申请日期 |
1997.06.24 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
DUMAS, DONALD JOSEPH;SENGUPTA, SOURAV KUMAR;CORBIN, DAVID RICHARD |
| 分类号 |
C07C45/65;C07C49/697;(IPC1-7):C07C45/61 |
主分类号 |
C07C45/65 |
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