Patent number: 6809097
Abstract: Compounds of the formula (I):
wherein: R2 represents hydroxy, halogeno, C1-3alkyl, C1-3alkoxy, C1-3alkanoyloxy, trifluoromethyl, cyano, amino or nitro; n is an integer from 0 to 5; Z represents —O—, —NH—, —S— or —CH2—; G1 represents phenyl or a 5-10 membered heteroaromatic cyclic or bicyclic group; Y1, Y2, Y3 and Y4 each independently represents carbon or nitrogen; R1 represents fluoro or hydrogen; m is an integer from 1 to 3; R3 represents hydrogen, hydroxy, halogeno, cyano, nitro, trifluoromethyl, C1-3alkyl, —NR4R5 (wherein R4 and R5, can each be hydrogen or C1-3alkyl), or a group R6—X1— wherein X1 represents —CH2— or a heteroatom linker group and R6 is an alkyl, alkenyl or alkynyl chain optionally substituted by for example hydroxy, amino, nitro, alkyl, cycloalkyl, alkoxyalkyl, or an optionally substituted group selected from pyridone, phenyl and a heterocyclic ring, which alkyl, alkenyl or alkynyl chain may hav
Type:
Grant
Filed:
March 9, 1999
Date of Patent:
October 26, 2004
Assignees:
Zeneca Limited, Zeneca Pharma S.A.
Inventors:
Andrew Peter Thomas, Laurent Francois Andre Hennequin, Patrick Ple
Patent number: 6613770
Abstract: A compound, or a solvate or a salt thereof, of formula (I):
wherein R is linear or branched alkyl;
R1 represents hydrogen or up to four 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, phthalimido, amino or mono- and di-C1-6 alkylamino;
R2 represents a moiety —(CH2)n—NY1Y2 wherein n is an integer in the range of from 1 to 9, Y1 and Y2 are independently selected from hydrogen; C1-6-alkyl; C1-6 alkyl substituted with hydroxy, C1-6 alkylamino or bis (C1-6 alkyl) amino; C1-6-alkenyl; aryl or aryl-C1-6-alkyl or Y1 and Y2 together with the nitrogen atom to which they are attached represent an optionally substituted N-linked single or fused ring heterocyclic group;
R3 is branched or linear C1-6 alkyl, C3-7 cycloalkyl, C4-7 cycloalkylalkyl, optionally substituted aryl, or an optionally substituted single or fused rin
Type:
Grant
Filed:
September 28, 2001
Date of Patent:
September 2, 2003
Assignees:
SmithKline Beecham S.p.A., SmithKline Beecham Laboratoires Phamaceutiques
Inventors:
Carlo Farina, Giuseppe Giardina, Mario Grugni, Guy Marguerite Marie Gerard Nadler, Luca Francesco Raveglia