发明名称 |
PROCESS FOR THE PREPARATION OF INDOLONE DERIVATIVE |
摘要 |
<p>A process for the preparation of 4-[2-(Di-n-propylamino) ethyl]-2,3-dihydro-1 H-indol-2-one of formula (I) and its pharmaceutically acceptable salts, solvates Formaula I involving new intermediates of compound of formula (A) and (B) wherein R represents (i) a halogen atom selected from fluorine, chlorine atom, bromine atom and iodine atom; (ii) lower alkanesulfonyloxy group selected from methanesulfonyloxy, ethanesulfonyloxy, isopropanesulfonyloxy, propanesulfonyloxy, butanesulfonyloxy, tert-butanesulfonyloxy, pentanesulfonyloxy, hexanesulfonyloxy; (iii) substituted or unsubstantiated arylsulfonyloxy group selected from phenylsulfonyloxy, 4-methylphenylsulfonyloxy, 2-methylphenylsulfonyloxy, 4- nitrophenylsulfonyloxy, 4- methoxyphenylsulfonyloxy, 3-chlorophenylsulfonyloxy; (iv) arylalkylsulfonyloxy group selected from benzylsulfonyloxy, 2- phenylethylsulfonyloxy, 4-phenylbutylsulfonyloxy, 4- methylbenzylsulfonyloxy, 2- methylbenzylsulfonyloxy, 4- nitrobenzylsulfonyloxy, 4-methoxybenzylsulfonyloxy, 3- chlorobenzylsulfonyloxy.</p> |
申请公布号 |
WO2006123356(A1) |
申请公布日期 |
2006.11.23 |
申请号 |
WO2006IN00052 |
申请日期 |
2006.02.15 |
申请人 |
ALEMBIC LIMITED;SONI, ROHIT, RAVIKANT;ACHARYA, HITARTH, HARSHENDU;SHAH, HETAL, RAMESHCHANDRA;SHAH, TRUSHAR, RAJNIKANT;REDDY, BUCHI, REGURI |
发明人 |
SONI, ROHIT, RAVIKANT;ACHARYA, HITARTH, HARSHENDU;SHAH, HETAL, RAMESHCHANDRA;SHAH, TRUSHAR, RAJNIKANT;REDDY, BUCHI, REGURI |
分类号 |
C07D207/26 |
主分类号 |
C07D207/26 |
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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