申请人:Ishihara Sangyo Kaisha Ltd.
公开号:US04590182A1
公开(公告)日:1986-05-20
An organophosphorus compound represented by the general formula: ##STR1## where each of X.sub.1 and X.sub.3 is a hydrogen atom; an alkyl or alkoxy group which may be substituted by halogen, alkoxy, alkylthio, phenoxy, halogenated phenoxy, phenylthio or halogenated phenylthio; a carboxyl group; an alkoxycarbonyl group; or a phenyl group which may be substituted by halogen, each of X.sub.2 and X.sub.4 is a hydrogen atom or an alkyl group, provided that X.sub.2 and X.sub.3 may together form an alkylene group, each of Y.sub.1, Y.sub.2 and Z is an oxygen atom or a sulfur atom, and each of R.sub.1 and R.sub.2 is an alkyl group.
一种有机磷化合物,其通式表示为:##STR1## 其中X1和X3分别为氢原子;烷基或烷氧基,可以被卤素、烷氧基、烷硫基、苯氧基、卤代苯氧基、苯硫基或卤代苯硫基取代;羧基;烷氧羰基;或苯基,可以被卤素取代;X2和X4分别为氢原子或烷基,但X2和X3可以共同形成一个烷基烯基;Y1、Y2和Z均为氧原子或硫原子;R1和R2均为烷基。