N-PHENYL-N'-PHENYLSULFONYLPIPERAZINE DERIVATIVE AND METHOD FOR PRODUCING INTERMEDIATE FOR SAME
申请人:Shionogi & Co., Ltd.
公开号:EP2832729A1
公开(公告)日:2015-02-04
The present invention provides the salt and the crystal thereof of 2-(oxazole-2-yl)phenol derivative which are the intermediate in the process of producing N-phenyl-N'-phenylsulfonyl piperazine derivative, and the process of producing the salt as well as the process of producing N-phenyl-N'-phenylsulfonyl piperazine derivative through the salt.
A method of producing the salt and the crystal thereof of the compound represented by Formula(I):
wherein X is halogen;
and the process of producing the salt as well as the process of producing N-phenyl-N'-phenylsulfonyl piperazine derivative through the salt.
METHOD OF PRODUCING N-PHENYL-N'-PHENYLSULFONYL PIPERAZINE DERIVATIVE AND INTERMEDIATE THEREOF
申请人:Shionogi & Co., Ltd.
公开号:US20150057447A1
公开(公告)日:2015-02-26
Disclosed is a salt and crystal of a 2-(oxazole-2-yl)phenol derivative which are the intermediate in the process of producing a N-phenyl-N′-phenylsulfonyl piperazine derivative. Further disclosed is a method of producing the salt and the crystal of the compound represented by Formula(I):
wherein X is halogen; as well as a process of producing N-phenyl-N′-phenylsulfonyl piperazine derivative through the salt.
DRUG FOR THE TREATMENT OF ALLERGIC RHINITIS COMPRISING PGD2 ANTAGONIST AND HISTAMINE ANTAGONIST
申请人:Shionogi & Co., Ltd.
公开号:EP2762141A1
公开(公告)日:2014-08-06
A medicament for treating allergic rhinitis, characterized in that (A) a compound represented by the formula (I) or a pharmaceutically acceptable salt thereof, is combined with (B) at least one compound selected from the group consisting of cetirizine, fexofenadine, and loratadine, or a pharmaceutically acceptable salt thereof. Since the effects of the medicament for treating allergic rhinitis of the present invention surpass the sum of the effects of single dose of each of the agents against the allergic rhinitis, the medicament is useful as a medicament for treating allergic rhinitis having potent effects.