发明名称 |
Verbindungen. |
摘要 |
Compounds of formula (I), and pharmaceutically acceptable salts thereof <CHEM> wherein R1 is hydroxy, amino, chloro or OR7 wherein R7 is C1-6 alkyl, phenyl or phenyl C1-2 alkyl either of which phenyl moieties may be substituted by one or two substituents selected from halo, C1-4 alkyl or C1-4 alkoxy; R2 is amino or, when R1 is hydroxy or amino, R2 may also be hydrogen; R3 is hydrogen, hydroxymethyl or acyloxymethyl; R4 is a group of formula: <CHEM> R5 and R6 are independently selected from hydrogen, C1-6 alkyl and optionally substituted phenyl; or R3 and R4 together are: <CHEM> wherein R6 is as defined above; having antiviral activity, to processes for their preparation and their use as pharmaceuticals. |
申请公布号 |
DE3852008(D1) |
申请公布日期 |
1994.12.08 |
申请号 |
DE19883852008 |
申请日期 |
1988.11.28 |
申请人 |
BEECHAM GROUP P.L.C., BRENTFORD, GB |
发明人 |
HARNDEN, MICHAEL RAYMOND, HORSHAM, WEST SUSSEX, RH12 1ND, GB;DUCKWORTH, DAVID MALCOLM, THE PINNACLES, HARLOW, ESSEX CM19 5AD, GB |
分类号 |
A61K31/665;A61K;A61K31/675;A61P31/12;A61P35/00;C07F;C07F9/40;C07F9/6506;C07F9/6512;C07F9/6561 |
主分类号 |
A61K31/665 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|