The present invention provides a compound having a superior PDE10A inhibitory action and use thereof. The compound is a compound represented by the following formula (I):
wherein each symbol is as defined in the present specification, or a salt thereof.
USE OF NOVEL COMPOUND HAVING AFFINITY FOR AMYLOID, AND PROCESS FOR PRODUCTION OF THE SAME
申请人:Nihon Medi-Physics Co., Ltd.
公开号:EP2216051A1
公开(公告)日:2010-08-11
The invention provides a reagent for detecting amyloid in a biological tissue which can detect amyloid in vitro and in vivo with high sensitivity using a compound which has affinity with amyloid and is suppressed in toxicity such as mutagenicity.
The reagent for detecting amyloid deposited in a biological tissue comprises the compound represented by the following formula (1) or a salt thereof:
wherein A1, A2, A3 and A4 independently represent a carbon or a nitrogen, and
R3 is a group represented by the following formula:
wherein R1 is a radioactive halogen substituent; m is an integer of 0 to 4; and n is an integer of 0 or 1, provided that at least one of A1, A3, A3 and A4 represents a carbon, and R5 binds to a carbon represented by A1, A2, A3 or A4.
Imidazo[1,2-a]pyridines, and process for their preparation
申请人:Schering A.G.
公开号:US04596872A1
公开(公告)日:1986-06-24
This invention relates to novel substituted imidazo[1,2-a]pyridines, most especially novel 8-phenylimidazo[1,2-a]pyridines and a process for their preparation. The compounds of the invention have been found to have cardiotonic antiarrhythmic, CNS stimulant, CNS depressant and other pharmacological effects.