发明名称 |
PROCESS FOR THE PREPARATION OF (2S,3S)-3-ACETOXY-5-(N, N-DIMETHYLAMINOETHYL)-2-(4-METHOXYPHENYL)-2,3-DIHYDRO- 1,5-BENZOTHIAZEPIN-4(5H)-ONE |
摘要 |
PROCESS FOR THE PREPARATION OF /2S,3S/-3-ACETOXY-5- -/N,N-DIMETHYLAMINOETHYL/-2-/4-METHOXYPHENYL/-2,3- -DIHYDRO-1,5-BENZOTHIAZEPIN-4/5H/-ONE A b s t r a c t The invention relates to a new process for the preparation of /2S,3S/-3-acetoxy-5-/N,N-dimethyl-aminoethyl/-2-/4-methoxyphenyl/-2,3-dihydro-1,5-benzo-thiazepin-4/5H/-one of the formula /I/ (1) and acid addition salts thereof, by a/ alkylation and acetylation of /2S,3S/-3- -hydroxy-2-/4-methoxyphenyl/-2,3-dihydro-1,5-benzo-thiazepin-4/5H/-one of the formula /III/ (111) in an optional order, or b/ alkylation of 3-acetoxy-2-/4-methoxyphenyl/- -2,3-dihydro-1,5-benzothiazepin-4/5H/-one of the formula /V/ (V) and if desired, conversion of the compound of formula /I/ obtained into an acid addition salt thereof, w h i c h c o m p r i s e s carrying out the alkylation with 2-dimethylaminûethanol mesylate hydrochloride and/or carrying out the acetylation with isopropenyl acetate. |
申请公布号 |
CA1309714(C) |
申请公布日期 |
1992.11.03 |
申请号 |
CA19860522187 |
申请日期 |
1986.11.05 |
申请人 |
RICHTER GEDEON VEGYESZETI GYAR R.T. |
发明人 |
GIZUR, TIBOR;HARSANYI, KALMAN;ARACS, ZSUZSANNA, NEE TRISCHLER;FELMERI, JOZSEF;BERKI, KATALIN;DEMETER, ANIKO, NEE SZABO;TRISCHLER, FERENC;VINCZE, ZSUZSANNA |
分类号 |
A61K31/55;A61K31/554;A61P9/00;C07D281/10 |
主分类号 |
A61K31/55 |
代理机构 |
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