申请人:Ciba-Geigy Corporation
公开号:US04180479A1
公开(公告)日:1979-12-25
Novel stilbene compounds of the formula ##STR1## in which A is the radical ##STR2## in which R.sub.1 is hydrogen or chlorine and R.sub.2 is hydrogen or alkyl, Z is hydrogen, chlorine or phenyl and R.sub.3 is hydrogen, alkyl or chlorine, as well as their use in a process for optically brightening organic material are described.
描述了化学式为##STR1##的新型stilbene化合物,其中A是基团##STR2##,其中R.sub.1是氢或氯,R.sub.2是氢或烷基,Z是氢、氯或苯基,R.sub.3是氢、烷基或氯,以及它们在用于有机材料光学增白过程中的应用。