Tetrahydroisoquinoline derivatives and their pharmaceutical use

US6143762A · kind A · utility

Assignee

• SmithKline Beeacham P.L.C. · GB

Inventors

• David John Nash · Little Walden, GB
• Geoffrey Stemp · Bishop's Stortford, GB

Key dates

• Filing date: Feb 11, 1999
• Grant date: Nov 7, 2000
• Expiry date: Feb 11, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D471/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of formula (I), wherein R.sup.1 represents a substituent selected from: a hydrogen or halogen atom; a hydroxy, cyano, nitro, trifluoromethyl, trifluoromethoxy, trifluoromethanesulfonyloxy, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, arylC.sub.1-4 alkoxy, C.sub.1-4 alkylthio, C.sub.1-4 alkoxyC.sub.1-4 alkyl, C.sub.3-6 cycloalkylC.sub.1-4 alkoxy, C.sub.1-4 alkanoyl, C.sub.1-4 alkoxycarbonyl, C.sub.1-4 alkylsulphonyl, C.sub.1-4 alkylsulphonyloxy, C.sub.1-4 alkylsulphonylC.sub.1-4 alkyl, arylsulphonyl, arylsulphonyloxy, arylsulphonylC.sub.1-4 alkyl, C.sub.1-4 alkylsulphonamido, C.sub.1-4 alkylamido, C.sub.1-4 alkylsulphonamidoC.sub.1-4 alkyl, C.sub.1-4 alkylamidoC.sub.1-4 alkyl, arylsulphonamido, arylcarboxamido, arylsulphonamidoC.sub.1-4 alkyl, arylcarboxamidoC.sub.1-4 alkyl, aroyl, aroylC.sub.1-4 alkyl, or arylC.sub.1-4 alkanoyl group; a group R.sup.3 OCO(CH.sub.2).sub.p, R.sup.3 CON(R.sup.4)(CH2)p, R.sup.3 R.sup.4 NCO(CH.sub.2).sub.p or R.sup.3 R.sup.4 NSO.sub.2 (CH.sub.2).sub.p where each of R.sup.3 and R.sup.4 independently represents a hydrogen atom or a C.sub.1-4 alkyl group or R.sup.3 R.sup.4 forms part of a C.sub.3-6 azacyloalkane or C.sub.3-6 (2-oxo)azacycloalkane ring and p…