Patent number: 6514996
Abstract: An oxygen-containing heterocyclic compound represented by following Formula (I):
wherein R1 and R2 independently represent hydrogen, lower alkyl, cyano, —(CH2)n—E1—CO—G1 (wherein E1 represents a bond, O, or NH; and G1 represents hydrogen, substituted or unsubstituted lower alkyl, OR6, or NR7R8; and n represents an integer of 0 to 4), or the like; R1 and R2 are combined to represent a saturated carbon ring together with a carbon atom adjacent thereto; or R2, and R11 or R13 described below are combined to form a single bond; R3 represents hydrogen, phenyl, or halogen; R4 represents hydroxy, lower alkoxy, or the like; A represents —C(R9)(R10)— or O; B represents O, NR11, —C(R12)(R13)—, or —C(R14)(R15)—C(R16)(R17)—; D represents (i) —C(R18)(R19)—X— (wherein X represents —C(R21)(R22)—, S, or NR23), (ii) —C(R19a)═Y— [Y represents —C(R24)—Z— (wherein Z represents C
Type:
Grant
Filed:
November 19, 1997
Date of Patent:
February 4, 2003
Assignee:
Kyowa Hakko Kogyo Co., Ltd.
Inventors:
Etsuo Ohshima, Takashi Kawakita, Koji Yanagawa, Kyoichiro Iida, Rie Koike, Yoshisuke Nakasato, Tohru Matsuzaki, Kenji Ohmori, Soichiro Sato, Hidee Ishii, Haruhiko Manabe, Michio Ichimura, Fumio Suzuki
Patent number: 6451845
Abstract: This invention provides compounds of Formula I having the structure
wherein
R1 and R2 are each, independently, hydrogen, alkyl of 1-6 carbon atoms, halogen, perfluoroalkyl of 1-6 carbon atoms, cycloalkyl of 3-8 carbon atoms, thienyl, furyl, phenyl or phenyl substituted with trifluoromethyl, chloro, methoxy, or trifluoromethoxy;
R3 and R4 are each, independently, hydrogen, carboxyl, hydroxyl, hydoxyalkyl of 1-6 carbon atoms, alkoxy of 1-6 carbon atoms, perfluoroalkoxy of 1-6 carbon atoms, alkanoyloxy of 2-7 carbon atoms, perfluoroalkanoyloxy of 2-7 carbon atoms, arylalkoxy of 7-15 carbon atoms, aryloxy of 6-12 carbon atoms, aroyloxy of 6-12 carbon atoms, aryloxycarbonyl of 7-13 carbon atoms, alkoxycarbonyl of 2-7 carbon atoms, perfluoroalkoxycarbonyl of 2-7 carbon atoms, alkyl of 1-6 carbon atoms, perfluoroalkyl of 1-6 carbon atoms, alkylamino of 1-6 carbon atoms, dialkylamino of 1-6 carbon atoms per alkyl group, tetrazolyl, mercapto, nitrile, nitro, amino, —NHSO2CF3, carbamoyl, carbo
Type:
Grant
Filed:
April 23, 2001
Date of Patent:
September 17, 2002
Assignee:
Wyeth
Inventors:
Paul J. Dollings, Robert E. McDevitt, Folake O. Adebayo
Publication number: 20020091131
Abstract: Novel epoxysuccinamide derivatives represented by the general formula (1) or physiologically acceptable salts thereof, which are useful particularly as remedies for bone diseases and arthritis, wherein R1 and R3 are each hydrogen, alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; R2 is alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a hetericyclic-alkyl group; X is —O— or —NR4— (wherein R4 is hydrogen, alkyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; Y1 is OR5, SR6, or NR7R8 (wherein each of R5, R6 and R7 is hydrogen, alkyl, aryl, aralkyl, acyl, a heterocyclic group, or a heterocyclic-alkyl group, and R8 is the same as defined for R4); and Y2 is hydrogen or alkyl, or alternatively Y1 and Y2 can be combined to form ═O, ═S, ═N—R9, or ═N—OR10 (wherein each of R9 and R10 is the same as defined for R4), provided that each of the alkyl, aryl and heterocyclic groups defined fo
Type:
Application
Filed:
January 8, 2002
Publication date:
July 11, 2002
Inventors:
Yutaka Nomura, Toshihiro Takahashi, Yasushi Yoshino, Koichiro Nishioka
Patent number: 6340676
Abstract: This invention provides compounds of Formula I having the structure
wherein
B and D are each, independently, hydrogen, halogen, —CN, alkyl of 1-6 carbon atoms, aryl, or aralkyl of 6-12 carbon atoms;
R1 is hydrogen, alkyl of 1-6 carbon atoms, —CH(R2)W, —C(CH3)2CO2R3, 5-thiazolidine-2,4-dione, —CH(R4)CH2CO2R3, —COR3, or —PO3(R3)2;
R2 is hydrogen, alkyl of 1-6 carbon atoms, aralkyl of 6-12 carbon atoms, aryl, —CH2(1H-imidazol-4-yl), —CH2(3-1H-indolyl), —CH2CH2(1,3-dioxo-1,3-dihydro-isoindol-2-yl), —CH2CH2(1-oxo-1,3-dihydro-isoindol-2-yl), or —CH2(3-pyridyl);
W is —CO R3, —CONH2, —CONHOH, —CN, CONH(CH2)2CN, 5-tetrazole, or —PO3(R3)2;
R3 is hydrogen, alkyl of 1-6 carbon atoms, or aryl;
R4 is hydrogen or alkyl of 1-6 carbon atoms;
or a pharmaceutically acceptable salt thereof, which are useful in treating metabolic disorders related to insulin resistance or hyperglycemia.
Type:
Grant
Filed:
April 20, 2001
Date of Patent:
January 22, 2002
Assignee:
American Home Products Corporation
Inventors:
Jay E. Wrobel, Zenan Li
