C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 487/04 (2006.01) A61K 31/41 (2006.01) A61K 31/435 (2006.01) A61K 31/495 (2006.01) C07D 471/04 (2006.01)
Patent
CA 2142721
2142721 9404533 PCTABS00030 Compounds of formula (I) or a salt thereof wherein: P represents a quinoline or isoquinoline residue, or a 5- or 6-membered aromatic heterocyclic ring containing up to three heteroatoms selected from nitrogen, oxygen or sulphur; R1 is hydrogen or C1-6 alkyl; R2, R3, R10 and R11 are independently hydrogen or C1-6 alkyl, or R10 and R11 together form a bond, or R2 and R10 or R3 and R11 together form a C2-6 alkylene chain; R4 is hydrogen, C1-6 alkyl, halogen, NR8R9 or OR12, where R8, R9 and R12 are independently hydrogen or C1-6 alkyl; R5 is hydrogen or C1-6 alkyl; R7 is hydrogen, C1-6 alkyl, OR12 or halogen, where R12 is hydrogen or C1-6 alkyl; n is 2 or 3; and the groups R13 and R14 are independently hydrogen or C1-6 alkyl, are 5HT2C/5HT2B receptor antagonists and are of potential use in the treatment of CNS disorders such as anxiety.
Blackburn Thomas P.
Forbes Ian T.
Ham Peter
Martin Roger T.
Gowling Lafleur Henderson Llp
Smithkline Beecham P.l.c.
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