JOHAN ANDERSSON SWEDEN,HELENA GYBACK SWEDEN,ANH JOHANSSON SWEDEN,CHRISTIAN ERIK LINDE SWEDEN,JONAS MALMSTROM SWEDEN,GUNNAR NORDVALL SWEDEN,GITTE TERP SWEDEN,TATJANA WEIGELT SWEDEN
申请号：
IN10292/DELNP/2011
公开号：
IN2011DN10292A
申请日:
2011.12.27
申请国别(地区):
IN
年份:
2012
代理人:
摘要：
The present invention relates to compounds of formula (I), wherein R1 is heteroaryi or heterocyclyl, optionally substituted R2 is C1-4alkyl, heterocyclyl, C1-4alkylaryl, C1-4alkylheteroaryl, carbocyclyl, C1- 4alkylheterocyclyl, heterocyclyl-heteroaryl, aryl-heterocyclyl, carbocyclyl-heteroaryl, heterocyclyl-aryl, optionally substituted R3 is hydrogen or C1-4alkyl, or R2 and R3 may together with the nitrogen atom, form a saturated ring system containing 4, 5 or 6 ring forming atoms, and optionally substituted R4 is hydrogen, halogen, methyl or methoxy to pharmaceutical composition containing said compounds and to the use of said compounds in therapy, for instance in treating cognitive disorders. The present invention further relates to new intermediates useful in the preparation thereof.
