[EN] METHOD FOR PREPARING SUBSTITUTED N-(3-AMINO-QUINOXALIN-2-YL)-SULFONAMIDES AND THEIR INTERMEDIATES N-(3-CHLORO-QUINOXALIN-2-YL)SULFONAMIDES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE N-(3-AMINO-QUINOXALIN-2-YL)-SULFONAMIDES SUBSTITUÉS ET DE LEURS N-(3-CHLORO-QUINOXALIN-2-YL)SULFONAMIDES INTERMÉDIAIRES
申请人:MERCK SERONO S A GENEVA
公开号:WO2012052420A1
公开(公告)日:2012-04-26
The present invention provides a new synthesis for preparing N-(3-amino-quinoxalin-2-yl)-sulfonamides of general formulae (I) or (I') and intermediates sulfonamides of formula (II) or (II'):
Method for preparing substituted N-(3-amino-quinoxalin-2-yl)-sulfonamides and their intermediates N-(3-chloro-quinoxalin-2-yl)-sulfonamides
申请人:Pohin Danig
公开号:US20130211076A1
公开(公告)日:2013-08-15
The present invention provides a new synthesis for preparing N-(3-amino-quinoxalin-2-yl)-sulfonamides of general formulae (I) or (I′) and intermediates sulfonamides of formula (II) or (II′):