发明名称 |
NYTT FOERFARANDE FOER FRAMSTAELLNING AV ESTRAR AV APOVINKAMINSYRA |
摘要 |
Apovincaminic acid esters of the general formula (I> <IMAGE> (wherein R<1> and R<2> independently represent alkyl groups having from 1 to 6 carbon atoms) may be prepared by reacting a hydroxyamino-E-homo- eburnane of the general formula (II> <IMAGE> (wherein R<1> and R<2> are as defined above) or an acid addition salt thereof with an organic sulfonic acid, in an aprotic organic solvent. The compounds of the general formula (I) are useful pharmaceuticals. |
申请公布号 |
FI812785(L) |
申请公布日期 |
1982.03.11 |
申请号 |
FI19810002785 |
申请日期 |
1981.09.08 |
申请人 |
RICHTER GEDEON VEGYESZETI GYAR R T |
发明人 |
SZANTAY CSABA;SZABO LAJOS;KALAUS GYOERGY;KREIDL JANOS;VISKY GYOERGY;CZIBULA LASZLO;FARKAS (KIRJAK) MARIA;NEMES ANDRAS |
分类号 |
A61K31/4375;A61K31/475;C07D461/00;C07D471/22 |
主分类号 |
A61K31/4375 |
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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