Publication number: 20130303537
Abstract: A 1,2,3,4-tetrahydroquinoxaline compound represented by the following formula: In the formula (1), R1 represents substituents such as a halogen, an alkyl, a cycloalkyl, an aryl or a heterocyclic group; p represents 0 to 5; R2 represents substituents such as a halogen, an alkyl, a hydroxyl or an alkoxy group; q represents 0 to 2; R3 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkylcarbonyl or an arylcarbonyl group; R4 and R5 independently represent substituents such as hydrogen, a halogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; R6 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; A represents an alkylene; R7 represents OR8, NR8R9, SR8, S(O)R8, S(O)2R8; R8 and R9 independently represent substituents such as hydrogen, an alkyl or an alkenyl; and X represents O or S.
Type:
Application
Filed:
July 9, 2013
Publication date:
November 14, 2013
Inventors:
Mamoru MATSUDA, Toshiyuki MORI, Kenji KAWASHIMA, Minoru YAMAMOTO, Masatomo KATO, Miwa TAKAI, Masato NAGATSUKA, Sachiko KOBAYASHI
Patent number: 8551991
Abstract: An object of the present invention is to synthesize a novel 1,2,3,4-tetrahydroquinoxaline derivative represented by formula (1) and to find a pharmacological action of the derivative. In the formula, the R1 represents a halogen, an alkyl, cycloalkyl, aryl or heterocyclic group, or the like; p represents 0 to 5; R2 represents a halogen, an alkyl, hydroxyl or alkoxy group, or the like; q represents 0 to 2; R3 represents hydrogen, an alkyl, alkenyl, alkylcarbonyl or arylcarbonyl group, or the like; R4 and R5 independently represent hydrogen, a halogen, an alkyl, alkenyl, alkynyl, cycloalkyl, aryl or heterocyclic group, or the like; R6 represents hydrogen, an alkyl, alkenyl, alkynyl, cycloalkyl, aryl or heterocyclic group, or the like; A represents an alkylene; R7 represents OR8, NR8R9, SR8, S(O)R8, S(O)2R8; and X represents O or S.
Type:
Grant
Filed:
March 14, 2007
Date of Patent:
October 8, 2013
Assignee:
Santen Pharmaceutical Co., Ltd.
Inventors:
Mamoru Matsuda, Toshiyuki Mori, Kenji Kawashima, Minoru Yamamoto, Masatomo Kato, Miwa Takai, Masato Nagatsuka, Sachiko Kobayashi
Patent number: 8518973
Abstract: A compound having the following formula [I] or a pharmaceutically acceptable salt thereof: wherein A is an aromatic five-membered heterocycle which optionally is fused with a cycloalkane ring; B is an alkylene; R1 and R2 are hydrogen, hydroxyl, alkoxy, aryloxy, alkyl, cycloalkyl, aryl, heterocycle, amino, alkylamino, arylamino or acyl, or R1 and R2 join together to form a heterocycle; X and Y are hydrogen, halogen, hydroxyl, alkoxy, aryloxy, alkyl, cycloalkyl, aryl, mercapto, alkylthio, arylthio, carboxyl, an ester of carboxyl, an amide of carboxyl, cyano or nitro; p is 0, 1 or 2; and q is 0 or 1. The compound is useful for treating diseases in which angiogenesis or augmentation of vascular permeability is involved.
Type:
Grant
Filed:
April 18, 2012
Date of Patent:
August 27, 2013
Assignee:
Santen Pharmaceutical Co., Ltd.
Inventors:
Takahiro Honda, Hisashi Tajima, Yoshimasa Sasabuchi, Kenji Kawashima, Kazuyoshi Okamoto, Minoru Yamamoto, Masakazu Ban
Patent number: 8288380
Abstract: A compound of formula (1): wherein R1 and R2 represent hydrogen, lower alkyl, lower alkenyl, lower alkynyl or R3 represents hydroxyl, lower alkoxy, lower cycloalkyloxy, aryloxy, carboxy, lower alkoxycarbonyl, or NRaRb of the formula R4 and R5 represent halogen, lower alkyl, hydroxyl, or lower alkoxy; R6 represents halogen, lower alkyl, aryl, heterocyclic, hydroxy, lower alkoxy, mercapto, lower alkylthio, lower alkylcarbonyl, amino, nitro or cyano; R7 represents lower alkyl, hydroxyl or lower alkoxy; Ra and Rb represent hydrogen or lower alkyl; ring A represents a cyclic hydrocarbon or a heterocyclic ring; ring B represents a heterocyclic ring; X represents lower alkylene; Z represents a single bond or lower alkylene; Y represents lower alkylene and W1—W2 represents CH—CH, or Y represents a single bond and W1—W2 represents N—CH, CH—N or CH—CH; and 1, m, n and o represent 0, 1, 2, or 3.
Type:
Grant
Filed:
April 17, 2012
Date of Patent:
October 16, 2012
Assignee:
Santen Pharmaceutical Co., Ltd.
Inventors:
Hiroyuki Mogi, Hisashi Tajima, Noriko Mishina, Yusuke Yamazaki, Shinji Yoneda, Katsuhiko Watanabe, Junko Fujikawa, Minoru Yamamoto
Publication number: 20120202808
Abstract: A compound of formula (1): wherein R1 and R2 represent hydrogen, lower alkyl, lower alkenyl, lower alkynyl or R3 represents hydroxyl, lower alkoxy, lower cycloalkyloxy, aryloxy, carboxy, lower alkoxycarbonyl, or NRaRb of the formula R4 and R5 represent halogen, lower alkyl, hydroxyl, or lower alkoxy; R6 represents halogen, lower alkyl, aryl, heterocyclic, hydroxy, lower alkoxy, mercapto, lower alkylthio, lower alkylcarbonyl, amino, nitro or cyano; R7 represents lower alkyl, hydroxyl or lower alkoxy; Ra and Rb represent hydrogen or lower alkyl; ring A represents a cyclic hydrocarbon or a heterocyclic ring; ring B represents a heterocyclic ring; X represents lower alkylene; Z represents a single bond or lower alkylene; Y represents lower alkylene and W1-W2 represents CH—CH, or represents a single bond and W1-W2 represents N—CH, CH—N or CH—CH; and 1, m, n and o represent 0, 1, 2, or 3.
Type:
Application
Filed:
April 17, 2012
Publication date:
August 9, 2012
Applicant:
SANTEN PHARMACEUTICAL CO., LTD.
Inventors:
Hiroyuki Mogi, Hisashi Tajima, Noriko Mishina, Yusuke Yamazaki, Shinji Yoneda, Katsuhiko Watanabe, Junko Fujikawa, Minoru Yamamoto