Broadspectrum substituted oxindole sulfonamide HIV protease inhibitors

US7199148B2 · kind B2 · utility

Assignee

• Tibotec Pharmaceuticals Ltd. · IE

Inventors

• Abdellah Tahri · Anderlecht, BE
• Piet Tom Bert Paul Wigerinck · Terhagen, BE

Key dates

• Filing date: Aug 14, 2003
• Grant date: Apr 3, 2007
• Expiry date: Aug 14, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D209/34
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention concerns the compounds having the formulaN-oxides, salts, stereoisomeric forms, racemic mixtures, prodrugs, esters and metabolites thereof, wherein R1 and R8 each are H, optionally substituted C1-6alkyl, C2-6alkenyl, C3-7cycloalkyl, aryl, Het1, Het2; R1 may also be a radical of formula (R11aR11b)NC(R10aR10b)CR9—; t is 0, 1 or 2; R2 is H or C1-6alkyl; L is —C(═O)—, —O—C(═O)—, —NR8—C(═O)—, —O—C1-6alkanediyl-C(═O)—, —NR8—C1-6alkanediyl-C(═O)—, —S(═O)2—, —O—S(═O)2—, —NR8—S(═O)2; R3 is C1-6alkyl, aryl, C3-7cycloalkyl, C3-7cycloalkylC1-4alkyl, or arylC1-4alkyl; R4 is H, C1-4alkylOC(═O), carboxyl, aminoC(═O), mono- or di(C1-4alkyl)aminoC(═O), C3-7cycloalkyl, C2-6alkenyl, C2-6alkynyl or optionally substituted C1-6alkyl;R5a and R5b is C2-6alkenyl, C2-6alkynyl, C3-7cycloalkyl or C1-6alkyl, optionally substituted on one or more atoms; R5a and R5b may also be hydrogen, aryl, Het1, Het2; R6 is hydrogen or C1-6alkyl optionally substituted on one ore more carbon atoms. It further relates to their use as broadspectrum HIV protease inhibitors, processes for their preparation as well as pharmaceutical compositions and diagnostic kits comprising them. It also concerns combinatio…