[EN] PROCESS FOR THE PREPARATION AND PURIFICATION OF ETRAVIRINE AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION ET DE PURIFICATION D'ETRAVIRINE ET INTERMÉDIAIRES DE CELUI-CI
申请人:TEVA PHARMA
公开号:WO2011017079A1
公开(公告)日:2011-02-10
In one embodiment the present invention encompasses 4-(2,6-dichloropyrimidin-4-yloxy)-3,5-dimethylbenzonitrile ("ΕTHER"), 4-(4,6-dichloropyrimidm-2-yloxy)-3,5-dimethyl-benzonitrile ("ETHER C-2 isomer"), mixtures and salts thereof of. The present invention encompasses the use of ETHER and salts thereof to prepare Etravirine and Etravirine intermediates, and salts thereof. In another embodiment the present invention encompasses the use of ETHER and salts thereof to prepare debrometravirine ("DEBETV") and salts thereof. In yet another embodiment the present invention encompasses the use of ETHER and salts thereof to prepare 4-(6-chloro-2-(4-cyanophenylamino)pyrimidin-4-yloxy)-3,5-dimethyl-benzonitrile("ARCPBN") and salts thereof. The compound, 4-(2,6-dichloropyrimidin-4-yloxy)-3,5-dimethylbenzonitrile "ETHER" of formula (A) wherein n is either 0 or 1 and HA is an acid.
在一种实施方式中,本发明涵盖了4-(2,6-二氯吡咯啉-4-氧基)-3,5-二甲基苯甲腈("ETHER"),4-(4,6-二氯吡咯啉-2-氧基)-3,5-二甲基苯甲腈("ETHER C-2异构体"),以及它们的混合物和盐。本发明涵盖了使用ETHER及其盐来制备Etravirine和Etravirine中间体,以及它们的盐。在另一种实施方式中,本发明涵盖了使用ETHER及其盐来制备debrometravirine("DEBETV")及其盐。在另一种实施方式中,本发明涵盖了使用ETHER及其盐来制备4-(6-氯-2-(4-氰基苯基氨基)吡咯啉-4-氧基)-3,5-二甲基苯甲腈("ARCPBN")及其盐。化合物4-(2,6-二氯吡咯啉-4-氧基)-3,5-二甲基苯甲腈“ETHER”的化学式(A)中,n为0或1,HA为酸。