Patent number: 6780875
Abstract: A compound, or a solvate or a salt thereof, of formula (I):
wherein, Ar is an optionally substituted aryl or a C5-7 cycloalkdienyl group, or an optionally substituted C5-7 cycloalkyl group, or an optionally substituted single or fused ring aromatic heterocyclic group;
R is hydrogen, linear or branched C1-6 alkyl, C3-7 cycloalkyl, C3-7 cycloalkylalkyl;
R1 represents hydrogen or up to three optional substituents selected from the list consisting of: C1-6 alkyl, C1-6 alkenyl, aryl, C1-6 alkoxy, hydroxy, halogen, nitro, cyano, carboxy, carboxamido, sulphonamido, C1-6 alkoxycarbonyl, trifluoromethyl, acyloxy, amino or mono- and di-C1-6 alkylamino,
R2 represents a moiety —(CH2)n—NYY2 wherein n is an integer in the range of from 1 to 9, Y1 and Y2 are independently selected from C1-6-alkyl; C1-6 alkyl substituted with hydroxy, alkoxy, C1-6 alkylamino or bis (C1-6 alkyl) amino; C3-6 cycloalkyl; C4-6 azacycloalkyl; C1-6-alkenyl; aryl or aryl-C1-6-alkyl or Y1 and Y2 together with the nit
Type:
Grant
Filed:
February 5, 2003
Date of Patent:
August 24, 2004
Assignees:
SmithKline Beecham S.p.A., SmithKline Beecham Laboratories Pharmaceutiques
Inventors:
Carlo Farina, Giuseppe Giardina, Mario Grugni, Marcel Morvan, Guy Marguerite Marie Gérard Nadler, Luca Francesco Raveglia
