Patent number: 8198271
Abstract: A compound having the following formula (1) or a salt thereof: wherein R1 and R2 represent hydrogen, a lower alkyl, a lower alkenyl, a lower alkynyl or a group having the following formula (2): (R6)n—{circle around (A)}—Z—??(2), R3 represents hydroxy, a lower alkoxy, a lower cycloalkyloxy, an aryloxy, carboxy, a lower alkoxycarbonyl, or —NRaRb having the following formula (3): (R7)o—{circle around (B)}—??(3), R4 and R5 represent halogen, a lower alkyl, hydroxy, or a lower alkoxy; R6 represents halogen, a lower alkyl, an aryl group, a heterocyclic, a hydroxy, a lower alkoxy, mercapto, a lower alkylthio, a lower alkylcarbonyl, amino, nitro or cyano; R7 represents a lower alkyl, hydroxy or a lower alkoxy; Ra and Rb represent hydrogen or a lower alkyl; the ring A represents a cyclic hydrocarbon or a heterocyclic ring; the ring B represents a heterocyclic ring having one or more heteroatoms selected from the group consisting of nitrogen and oxygen; X represents a lower alkylene; Y represents a lower alkyle
Type:
Grant
Filed:
May 25, 2009
Date of Patent:
June 12, 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: 20110275615
Abstract: An amide of the formula I and its tautomeric forms, possible enantiomeric and diastereomeric forms, E and Z forms, and possible physiologically tolerated salts, in which the variables have the following meanings: A —(CH2)p—R1, where R1 can be pyrrolidine, morpholine, piperidine, —NR5R6 and and R5, R6 and R7 can, independently of one another, be hydrogen, C1-C4-alkyl, CH2Ph, Ph, CH2CH2Ph, it also being possible for the phenyl rings to be substituted by R6, and p can be 1 and 2, and B can be phenyl, pyridyl, pyrimidyl and pyridazyl, it also being possible for the rings to be substituted by up to 2 R8 radicals, and D can be a bond, —(CH2)m—, —CH?CH—, —C?C—, and R2 is chlorine, bromine, fluorine, C1-C6-alkyl, NHCO—C1-C4-alkyl, NHSO2—C1-C4-alkyl, NO2, —O—C1-C4-alkyl and NH2, and R3 is —C1-C6-alkyl, branched or unbranched, and which may also carry a phenyl ring, indolyl ring or cyclohexyl ring which is in turn substituted by a maximum of two R8 radicals, where R8 is hydrogen, C1-C4-alkyl, branched or un
Type:
Application
Filed:
October 29, 2010
Publication date:
November 10, 2011
Inventors:
Hans-Jörg Treiber, Monika Knopp, Wilfried Lubisch, Achim Moeller