申请人:American Home Products Corporation
公开号:US20020151548A1
公开(公告)日:2002-10-17
The present invention provides a new process and intermediates for the production of antiviral compound 4′,4-bis-{4,6-bis-[3-(bis-carbamoyl-methyl-1-sulfamoyl)-phenylamino]-[1,3,5]triazin-2-ylamino}-biphenyl-2,2′-disulfonic acid and its pharmaceutically acceptable salts.
本发明提供了一种用于制备抗病毒化合物4′,4-双[4,6-双(3-(双氨基甲酰基甲基-1-磺酰基)-苯基氨基)-[1,3,5]三嗪-2-基]联苯-2,2′-二磺酸及其药学上可接受的盐的新工艺和中间体。