发明名称 |
MONOACYLATED BETULIN AND DIHYDROBETULIN DERIVATIVES, PREPARATION THEREOF AND USE THEREOF |
摘要 |
Betulin and dihydrobetulin acyl derivatives according to the present invention have been found to have potent anti-HIV activity. The compounds of the present invention have Formula I as described herein, or pharmaceutically acceptable salts thereof; wherein R1 is a C2-C20 substituted or unsubstituted carboxyacyl, R2 is hydrogen, chloro, bromo, or hydroxy, R4 is hydrogen or C(C6H5)3; wherein the dashed line represents an optional double bond between C20 and C29. |
申请公布号 |
WO2004028455(A3) |
申请公布日期 |
2005.04.21 |
申请号 |
WO2003US30225 |
申请日期 |
2003.09.26 |
申请人 |
PANACOS PHARMACEUTICALS, INC.;NIIGATA UNIVERSITY OF PHARMACY AND APPLIED LIFE SCIENCES;THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL |
发明人 |
ALLAWAY, GRAHAM P.;WILD, CARL T.;KASHIWADA, YOSHIKI;LEE, KUO-HSIUNG |
分类号 |
A61K31/56;A61K39/00;A61K45/06;C07J53/00;C07J63/00 |
主分类号 |
A61K31/56 |
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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