Patent number: 7332487
Abstract: The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I]: wherein symbols in the formula have the following meanings; A: —CH2— or —S—, B: CH or N, R1: H, a lower alkyl group, etc., X: a single bonding arm, —CO—, —Alk—CO—, —COCH2—, —Alk—O—, —O—CH2—, —SO2—, —S—, —COO—, —CON(R3)—, —Alk—CON(R3)—, —CON(R3)CH2—, —NHCH2—, etc., R3: hydrogen atom or a lower alkyl group, Alk: a lower alkylene group, and R2: (1) a cyclic group which may be substituted, (2) a substituted amino group, etc., provided that when X is —CO—, then B is N, or a pharmaceutically acceptable salt thereof.
Type:
Grant
Filed:
June 15, 2006
Date of Patent:
February 19, 2008
Assignee:
Tanabe Seiyaku Co., Ltd.
Inventors:
Kosuke Yasuda, Hiroshi Morimoto, Saburo Kawanami, Masataka Hikota, Takeshi Matsumoto, Kenji Arakawa
Patent number: 7138397
Abstract: The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I]: wherein symbols in the formula have the following meanings; A: —CH2— or —S—, B: CH or N, R1: H, a lower alkyl group, etc., X: a single bonding arm, —CO—, -Alk-CO—, —COCH2—, -Alk-O—, —O—CH2—, —SO2—, —S—, —COO—, —CON(R3)—, -Alk-CON(R3)—, —CON(R3)CH2—, —NHCH2—, etc., R3: hydrogen atom or a lower alkyl group, Alk: a lower alkylene group, and R2: (1) a cyclic group which may be substituted, (2) a substituted amino group, etc., provided that when X is —CO—, then B is N, or a pharmaceutically acceptable salt thereof.
Type:
Grant
Filed:
October 5, 2001
Date of Patent:
November 21, 2006
Assignee:
Tanabe Seiyaku Co., Ltd.
Inventors:
Kosuke Yasuda, Hiroshi Morimoto, Saburo Kawanami, Masataka Hikota, Takeshi Matsumoto, Kenji Arakawa
Publication number: 20060241146
Abstract: The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I]: wherein symbols in the formula have the following meanings; A: —CH2— or —S—, B: CH or N, R1 H, a lower alkyl group, etc., X: a single bonding arm, —CO—, —Alk—CO—, —COCH2—, —Alk—O—, —O—CH2—, —SO2—, —S—, —COO—, —CON(R3)—, —Alk—CON(R3)—, —CON(R3)CH2—, —NHCH2—, etc., R3: hydrogen atom or a lower alkyl group, Alk: a lower alkylene group,,and. R2: (1) a cyclic group which may be substituted, (2) a substituted amino group, etc., provided that when X is —CO—, then B is N, or a pharmaceutically acceptable salt thereof.
Type:
Application
Filed:
June 15, 2006
Publication date:
October 26, 2006
Inventors:
Kosuke Yasuda, Hiroshi Morimoto, Saburo Kawanami, Masataka Hikota, Takeshi Matsumoto, Kenji Arakawa
Publication number: 20060167014
Abstract: The present invention relates to a piperazine compound of the formula wherein R1 and R2 are each hydrogen, halogen, lower alkyl, lower alkoxy, amino, substituted amino, nitro, hydroxy or cyano, R3, R4 and R5 are each hydrogen, halogen, lower alkyl, lower alkoxy, nitro, amino, substituted amino or hydroxy, R6 and R7 are each hydrogen, lower alkyl, lower alkyl substituted by halogen, aralkyl, acyl or lower acyl substituted by halogen, R8 and R9 are each hydrogen or lower alkyl, Y is lower alkylene and the like, and ring A is phenyl, pyrimidyl, thiazolyl, pyridyl, pyrazyl or imidazolyl, a pharmaceutically acceptable salt thereof and pharmaceutical agents containing these compounds.
Type:
Application
Filed:
December 12, 2005
Publication date:
July 27, 2006
Inventors:
Kunitomo Adachi, Yoshiyuki Aoki, Tokushi Hanano, Hiroshi Morimoto, Masao Hisadome