[EN] A PROCESS FOR PREPARING INTERMEDIATES OF 10-PROPARGYL-10-DEAZAAMINOPTERIN (PRALATREXATE) SYNTHESIS AND THE INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION D'INTERMÉDIAIRES DE SYNTHÈSE DE 10-PROPARGYL-10-DÉAZAAMINOPTÉRINE (PRALATREXATE) ET SES INTERMÉDIAIRES
申请人:AVRA LAB PRIVATE LTD
公开号:WO2013164856A1
公开(公告)日:2013-11-07
A process for preparation of 4-(1-(2,4-diaminopteridin-6-yl)pent-4-yn-2-yl)benzoic acid and other key intermediates in synthesis of 10-propargyl-10-deazaaminopterin (Pralatrexate) and the intermediates thereof. The 10-propargyl-10-deazaaminopterin (Pralatrexate) is obtained by peptide formation and ester hydrolysis of the intermediate compound 4-(1-(2,4-diaminopteridin-6-yl)pent-4-yn-2-yl)benzoic acid by methods known in the art.
制备10-丙炔基-10-去氨基甲葉酸(Pralatrexate)及其关键中间体4-(1-(2,4-二氨基喹啉-6-基)戊-4-炔基-2-基)苯甲酸的方法,以及合成中间体的其他关键中间体的过程。通过已知的方法,通过中间体化合物4-(1-(2,4-二氨基喹啉-6-基)戊-4-炔基-2-基)苯甲酸的肽形成和酯水解获得10-丙炔基-10-去氨基甲葉酸(Pralatrexate)。