[EN] COMPOUND FOR PREPARING THIAZOLE BY AMINOMETHYLATION<br/>[FR] COMPOSÉ POUR LA PRÉPARATION DE THIAZOLE PAR METHYLATION AMINÉ
申请人:SUMITOMO CHEMICAL CO
公开号:WO2005123704A1
公开(公告)日:2005-12-29
A process for preparing a thiazole compound of formula (3): wherein X1 represents a hydrogen atom or a halogen atom comprising reacting a compound of formula (1): wherein X1 is as defined above, and X2 represents a halogen atom, with ammonia and formaldehyde to obtain a hexahydrotriazine compound of formula (2): wherein X1 is as defined above, and hydrolyzing the compound of formula (2).