[EN] A NOVEL PROCESS FOR THE PREPARATION OF HIV PROTEASE INHIBITOR AND INTERMEDIATES THEREOF<br/>[FR] NOUVEAU PROCÉDÉ DE PRÉPARATION DES INHIBITEURS DE LA PROTÉASE DU VIH ET DE LEURS INTERMÉDIAIRES
申请人:GRANULES INDIA LTD
公开号:WO2018015929A1
公开(公告)日:2018-01-25
The present invention relates to process for the preparation of Darunavir or a solvate thereof of Formula (I) using a novel intermediate (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl (2S,3R)-4-(4-(1,3-dioxoisoindolin-2-yl)-N-isobutylphenylsulfonamido)-3 -hydroxy- 1 -phenylbutan-2- ylcarbamate Compound of formula (II): The present invention also relates to the process for the preparation of novel intermediates (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl (2S,3R)-4-(4-(l,3-dioxo iso indolin-2-yl)-N-isobutylphenylsulfonamido)-3 -hydroxy-1-phenylbutan-2-ylcarbamate Compound of formula (II). Darunavir or its solvate of formula (I) are useful therapeutic agent and used in treatment of antiviral diseases.
本发明涉及一种利用新颖中间体(3R,3aS,6aR)-六氢呋喃[2,3-b]呋喃-3-基(2S,3R)-4-(4-(1,3-二氧杂异吲哚-2-基)-N-异丁基苯基磺酰胺基)-3-羟基-1-苯基丁烷-2-基氨基甲酸酯化合物(式II)制备达芦那韦或其溶剂结晶体的方法。本发明还涉及一种制备新中间体(3R,3aS,6aR)-六氢呋喃[2,3-b]呋喃-3-基(2S,3R)-4-(4-(1,3-二氧杂异吲哚-2-基)-N-异丁基苯基磺酰胺基)-3-羟基-1-苯基丁烷-2-基氨基甲酸酯化合物(式II)的方法。达芦那韦或其溶剂结晶体(式I)是有用的治疗剂,可用于治疗抗病毒疾病。