[EN] PREPARATION OF (R)- AND (S)-N-(3, 4-DIFLUORO-2-(2-FLUORO-4-IODOPHENYLAMINO)--6-METHOXYPHENYL) -1- (2, 3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE AND PROTECTED DERIVATIVES THEREOF [FR] PRÉPARATION DE (R)- ET (S)-N-(3,4-DIFLUORO-2-(2-FLUORO—4-IODOPHÉNYLAMINO)-6-MÉTHOXYPHÉNYL)-1- (2,3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE ET DE LEURS DÉRIVÉS PROTÉGÉS
[EN] PREPARATION OF (R)- AND (S)-N-(3, 4-DIFLUORO-2-(2-FLUORO-4-IODOPHENYLAMINO)--6-METHOXYPHENYL) -1- (2, 3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE AND PROTECTED DERIVATIVES THEREOF [FR] PRÉPARATION DE (R)- ET (S)-N-(3,4-DIFLUORO-2-(2-FLUORO—4-IODOPHÉNYLAMINO)-6-MÉTHOXYPHÉNYL)-1- (2,3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE ET DE LEURS DÉRIVÉS PROTÉGÉS
[EN] PREPARATION OF (R)- AND (S)-N-(3, 4-DIFLUORO-2-(2-FLUORO-4-IODOPHENYLAMINO)--6-METHOXYPHENYL) -1- (2, 3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE AND PROTECTED DERIVATIVES THEREOF<br/>[FR] PRÉPARATION DE (R)- ET (S)-N-(3,4-DIFLUORO-2-(2-FLUORO—4-IODOPHÉNYLAMINO)-6-MÉTHOXYPHÉNYL)-1- (2,3-DIHYDROXYPROPYL)CYCLOPROPANE-1-SULFONAMIDE ET DE LEURS DÉRIVÉS PROTÉGÉS
申请人:ARDEA BIOSCIENCES INC
公开号:WO2011009541A1
公开(公告)日:2011-01-27
The present invention relates to the preparation of (R)-N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide and (S)-N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide. (I)