Patent number: 6384070
Abstract:
Compounds of formula (I), and their pharmaceutically acceptable derivatives, wherein R1 and R2 are optional substituents and independently represent C1-6 alkyl, C2-6 alkenyl, optionally substituted by CO2H or CO2(C1-6 alkyl), C2-6 alkynyl, halogen, C1-3 perfluoroalkyl, (CH2)mAr1, (CH2)mHet1, (CH2)mCONR7R8, (CH2)mCO2R8, O(CH2)qCO2R8, (CH2)mCOR8, (CH2)mOR8, O(CH2)pOR8, (CH2)mNR7R8, CO2(CH2)qNR7R8, (CH2)mCN, S(O)nR8, SO2NR7R8, CONH(CH2)mAr1 or CONH(CH2)mHet1; R3 represents H, C1-6 alkyl, (CH2)pNR9R10, SO2R10, SO2NR9R10, (CH2)mCO2R10, C2-6 alkenyl, C2-6 alkynyl, (CH2)mCONR9R10, (CH2)mCO2R10, (CH2)pCN, (CH2)pR10 or (CH2)pOR10; R4 represents H or C1-6 alkyl; R5 represents H or OH; R6 represents phenyl optionally fused to a heterocyclic ring, the group as a whole being optionally substituted; R7-10 are fully defined herein and may independently represent Ar2 or Het2; Z represents CO2H, CONH(tetrazol-5-yl), CONHSO2O(C1-4 alkyl), CO2Ar3, CO2(C1-6 alkyl), tetrazol-5-yl, CONHSO2Ar3, CONHSO2(CH2)qAr3 or
Type:
Grant
Filed:
January 9, 2001
Date of Patent:
May 7, 2002
Assignee:
Pfizer Inc.
Inventors:
David James Rawson, Kevin Neil Dack, Roger Peter Dickinson, Kim James
Patent number: 6306852
Abstract:
Compounds of formula (I), and their pharmaceutically acceptable derivatives, wherein R1 and R2 are optional substituents and independently represent C1-6 alkyl, C2-6 alkenyl, optionally substituted by CO2H or CO2(C1-6 alkyl), C2-6 alkynyl, halogen, C1-3 perfluoroalkyl, (CH2)mAr1, (CH2)mHet1, (CH2)mCONR7R8, (CH2)mCO2R8, O(CH2)qCO2R8, (CH2)mCOR8, (CH2)mOR8, O(CH2)pOR8, (CH2)mNR7R8, CO2(CH2)qNR7R8, (CH2)mCN, S(O)nR8, SO2NR7R8, CONH(CH2)mAr1 or CONH(CH2)mHet1; R3 represents H, C1-6 alkyl, (CH2)pNR9R10, SO2R10, SO2NR9R10, (CH2)mCO2R10, C2-6 alkenyl, C2-6 alkynyl, (CH2)mCONR9R10, (CH2)mCO2R10, (CH2)pCN, (CH2)pR10 or (CH2)pOR10; R4 represents H or C1-6 alkyl; R5 represents H or OH; R6 represents phenyl optionally fused to a herterocyclic ring, the group as a whole being optionally substituted; R7-10 are fully defined herein and may independently represent Ar2 or Het2; Z represents CO2H, CONH(tetrazol-5-yl), CONHSO2O(C1-4 alkyl), CO2Ar3, CO2(C1-6 alkyl), tetrazol-5-yl, CONHSO2Ar3, CONHSO2(CH2)qAr3 o
Type:
Grant
Filed:
April 24, 2000
Date of Patent:
October 23, 2001
Assignee:
Pfizer Inc.
Inventors:
David James Rawson, Kevin Neil Dack, Roger Peter Dickinson, Kim James
Patent number: 6110962
Abstract: This invention provides compounds of Formula I having the structure ##STR1## wherein A is hydrogen, halogen, or OH;B and D are each, independently, hydrogen, halogen, CN, alkyl of 1-6 carbon atoms, aryl, aralkyl of 6-12 carbon atoms, nitro, amino or OR;R is hydrogen, alkyl of 1-6 carbon atoms, --COR.sup.1, --CH.sub.2 CO.sub.2 R.sup.1, --CH(R.sup.1a)CO.sub.2 R.sup.1, or --SO.sub.2 R.sup.1 ;R.sup.1 and R.sup.1a are each, independently, hydrogen, alkyl of 1-6 carbon atoms, aralkyl of 6-12 carbon atoms or aryl;E is S, SO, SO.sub.2, O;X is hydrogen, halogen, alkyl of 1-6 carbon atoms, CN, perfluoroalkyl of 1-6 carbon atoms, alkoxy of 1-6 carbon atoms, aryloxy, arylalkoxy of 6-12 carbon atoms, nitro, amino, alkylsulfanyl of 1-6 carbon atoms, arylsulfanyl, pyridylsulfanyl, 2-N,N-dimethylaminoethylsulfanyl, or --OCH.sub.2 CO.sub.2 R.sup.1b ;R.sup.1b is hydrogen or alkyl of 1-6 carbon atoms;Y and Z are each, independently, hydrogen or OR.sup.2 ;R.sup.
Type:
Grant
Filed:
May 10, 1999
Date of Patent:
August 29, 2000
Assignee:
American Home Products Corporation
Inventors:
Jay E. Wrobel, Arlene J. Dietrich, Zenan Li