Patent number: 6844358
Abstract: This invention provides compounds of Formula I having the structure wherein: A is O, S, or N; B is —(CH2)m—, —CH(OH)—, or carbonyl; R1 is hydrogen, halogen, alkyl of 1-6 carbon atoms, alkoxy of 1-6 carbon atoms, or trifluoromethyl; R2 is alkyl of 1-18 carbon atoms, aryl of 6-10 carbon atoms, arylalkyl of 7-15 carbon atoms, Het-alkyl wherein the alkyl moiety is 1-6 carbon atoms; Het is R2a is alkylene of 1-3 carbon atoms; G is oxygen, sulfur, or nitrogen; R3, R4 are each, independently, hydrogen, halogen, alkyl of 1-3 carbon atoms, aryl of 6-10 carbon atoms or a heterocyclic ring of 5 to 7 ring atom containing 1 to 3 heteroatoms selected from oxygen, nitrogen, sulfur; R5 is hydrogen, alkyl of 1-6 carbon atoms, —CH(R7)R8, —C(CH2)nCO2R9, —C(CH3)2CO2R9, —CH(R7)(CH2)nCO2R9, or CH(R7)C6H4CO2R9; R6 is hydrogen, halogen, alkyl of 1-6 carbon atoms, or —OR5; m=1-6; n=1-6; R7 is hydrogen, alkyl of 1-6 carbon atoms, aryl of 6-10 carbon atoms, or arylalkyl of 7-15 carbon atoms; R8 is —CO2R10, —CONHR10, tetrazol
Type:
Grant
Filed:
November 21, 2002
Date of Patent:
January 18, 2005
Assignee:
Wyeth
Inventors:
Michael S. Malamas, Jay E. Wrobel, Arlene J. Dietrich, Zenan Li, Iwan Gunawan