[EN] PROCESSES FOR THE PREPARATION OF 4-[[4-[[4-(2-CYANOETHENYL)-2,6-DIMETHYLPHENYL]AMINO]-2-PYRIMIDINYL]AMINO]BENZONITRILE<br/>[FR] PROCEDES DE PREPARATION DE 4-[[4-[[4-(2-CYANOETHENYL)-2,6-DIMETHYLPHENYL]AMINO]-2-PYRIMIDINYL]AMINO]BENZONITRILE
申请人:JANSSEN PHARMACEUTICA NV
公开号:WO2004016581A1
公开(公告)日:2004-02-26
Processes for the preparation of 4-[[4-[[4-(2-cyanoethenyl)-2,6-dimethylphenyl]amino]-2-pyrimidinyl]amino]benzonitrile of formula (I), a N-oxide, a pharmaceutically acceptable acid addition salt, a quaternary amine or a stereochemically isomeric form thereof are provided, said processes comprise a) reacting 4-(2-cyanoethenyl)-2,6-dimethylbenzenamine with an intermediate of formula (III) in the presence of a suitable solvent; b) reacting an intermediate of formula (IV) with acrylonitrile in the presence of a suitable palladium catalyst, a suitable base and a suitable solvent; c) dehydrating the corresponding amide of the compound of formula (I).
提供制备4-[[4-[[4-(2-氰乙烯基)-2,6-二甲基苯基]氨基]-2-嘧啶基]氨基]苯甲腈的配方(I)的过程,包括与N-氧化物、药学上可接受的酸附加盐、季铵盐或其立体化异构形式的过程,所述过程包括a)在适当的溶剂存在下将4-(2-氰乙烯基)-2,6-二甲基苯胺与配方(III)的中间体反应;b)在适当的钯催化剂、适当的碱和适当的溶剂存在下将配方(IV)的中间体与丙烯腈反应;c)脱水化配方(I)化合物的相应酰胺。