[EN] PREPARATION AND PURIFICATION OF ANTIVIRAL DISULFONIC ACID DISODIUM SALT<br/>[FR] PREPARATION ET PURIFICATION DE SEL DISODIQUE D'ACIDE SULFONIQUE ANTIVIRAL
申请人:WYETH CORP
公开号:WO2002062769A2
公开(公告)日:2002-08-15
The present invention provides a new process and intermediates for the production of antiviral compound 4',4-bis-4,6-bis-[bis-carbamoyl-methyl-1-sulfamoyl)phenylamino]-[1,3,5]triazin-2-ylamino}-biephenyl-2,2'-disulfonic acid and its pharmaceutically acceptable salts.