申请人:Ciba-Geigy Corporation
公开号:US04167628A1
公开(公告)日:1979-09-11
Novel benzoxazole compounds of the formula ##STR1## wherein R.sub.1, R.sub.2 and A are certain substituents, a process for their manufacture as well as their use as optical brighteners are disclosed.
揭示了一种新型苯并噁唑化合物的公式为##STR1##,其中R.sub.1、R.sub.2和A是特定的取代基,以及它们的制造过程以及作为光学增白剂的用途。