METHOD FOR PRODUCING INHIBITOR OF ACTIVATED BLOOD COAGULATION FACTOR X (FXA)
申请人:DAIICHI SANKYO COMPANY, LIMITED
公开号:US20170050983A1
公开(公告)日:2017-02-23
An object of the present invention is to provide a novel method for producing a compound, a salt thereof, or a hydrate of the compound or the salt, which is an FXa inhibitor. The object can be attained by a production method in which a production method via a compound represented by formula (1-1), etc., from a compound represented by the following formula (1-x), etc., is used for a method for producing a compound represented by the following formula (X), etc. [wherein X represents a halogen atom or the like, and R
1
represents an optionally substituted phenyl group].
PROCESS FOR PREPARING A COMPOUND BY A NOVEL SANDMEYER-LIKE REACTION USING A NITROXIDE RADICAL COMPOUND AS A REACTION CATALYST
申请人:DAIICHI SANKYO COMPANY, LIMITED
公开号:US20130144061A1
公开(公告)日:2013-06-06
The present invention provides a novel process for preparing a substituted aromatic compound such as an aromatic halo compound or a salt thereof through a transformation reaction of an aromatic diazonium salt from an aromatic amino compound at stable high yields utilizing a novel Sandmeyer-like reaction using a nitroxide radical compound as a reaction catalyst.