The present invention relates to compounds of Formula (I):
1
wherein A
1
is methylene, ethylene or propylene group and A
2
is N or CR
5
, or stereoisomeric forms, stereoisomeric mixtures, or pharmaceutically acceptable salt forms thereof, which are useful as inhibitors of HCV NS3 protease, and to pharmaceutical compositions and diagnostic kits comprising the same, and methods of using the same for treating viral infection or as an assay standard or reagent.
Syntheses of (RS)-homoibotenic acid and (RS)-4-bromohomoibotenic acid. An unusual Michael type reaction and isoxazole deprotection
作者:Jan J. Hansen、Povl Krogsgaard-Larsen
DOI:10.1039/c39790000087
日期:——
Addition of ammonia to (E)-3-methoxyisoxazole-5-propenoic acid with concurrent Lewis acid induced deprotection yields (RS)-α-amino-3-hydroxyisoxazole-5-propionic acid (homoibotenic acid), which was independently synthesized by an unambiguous route also used for the preparation of (RS)-α-amino-3-hydroxy-4-bromoisoxazole-5-propionic acid.
Peptide inhibitors of hepatitis C virus NS3 protein
申请人:——
公开号:US20020177725A1
公开(公告)日:2002-11-28
This invention relates to a novel class of peptides having the Formula (I):
1
Which are useful as serine protease inhibitors, and more particularly as Hepatitis C virus(HCV) NS3 protease inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of using the same in the treatment of HCV infection.
[EN] ALPHA-KETOAMIDE INHIBITORS OF HEPATITIS C VIRUS NS3 PROTEASE<br/>[FR] INHIBITEURS D'ALPHA-CETOAMIDES DE LA PROTEASE NS3 DU VIRUS DE L'HEPATITE C
申请人:DU PONT PHARM CO
公开号:WO2001040262A1
公开(公告)日:2001-06-07
The present invention relates to ketoamide and ketoester compounds of Formula (I): where W is -NH- or -O-, or stereoisomeric forms, stereoisomeric mixtures, or pharmaceutically acceptable salt forms thereof, which are useful as inhibitors of HCV NS3 protease, and to pharmaceutical compositions and diagnostic kits comprising the same, and methods of using the same for treating viral infection or as an assay standard or reagent.
Alpha-ketoamide inhibitors of hepatitis C virus NS3 protease
申请人:——
公开号:US20020123468A1
公开(公告)日:2002-09-05
The present invention relates to ketoamide and ketoester compounds of Formula (I):
1
wherein W is —NH— or —O—, or stereoisomeric forms, stereoisomeric mixtures, or pharmaceutically acceptable salt forms thereof, which are useful as inhibitors of HCV NS3 protease, and to pharmaceutical compositions and diagnostic kits comprising the same, and methods of using the same for treating viral infection or as an assay standard or reagent.