[EN] METHOD FOR PRODUCING OXONOL COMPOUND<br/>[FR] PROCÉDÉ POUR LA FABRICATION D'UN COMPOSÉ OXONOL
申请人:FUJI PHOTO FILM CO LTD
公开号:WO2006019146A1
公开(公告)日:2006-02-23
A method for producing an oxonol compound represented by formula (1) as defined in the specification, in which a compound represented by formula (2) as defined in the specification, a compound represented by formula (3) as defined in the specification and a methine source compound are allowed to undergo the reaction under a basic condition, and the reaction mixture is neutralized with an acid to effect precipitation of a free oxonol compound represented by formula (4) as defined in the specification as a crystal which are then isolated by solid-liquid separation, and said free compound is allowed to react with a compound represented by formula (5) as defined in the specification.
一种制备式(1)所表示的氧酮化合物的方法,其中允许式(2)所表示的化合物、式(3)所表示的化合物和甲烷源化合物在碱性条件下发生反应,并且通过酸中和反应混合物以沉淀由式(4)所定义的自由氧酮化合物,其以晶体形式分离,并通过固液分离进行分离,然后让所述自由化合物与式(5)所表示的化合物发生反应。