申请人:Ciba-Geigy Corporation
公开号:US04070338A1
公开(公告)日:1978-01-24
Compounds of the formula I ##STR1## wherein A is 1,2-cycloalkylene, 1,2-cycloalkenylene or 1,2-arylene, R.sub.1 and R.sub.2 are alkyl, R.sub.3, R.sub.4 and R.sub.5 are hydrogen or alkyl and n is 0, 1 or 2, as stabilizers for organic material.
公式I的化合物##STR1##其中A是1,2-环烷基,1,2-环烯基或1,2-芳基,R.sub.1和R.sub.2是烷基,R.sub.3,R.sub.4和R.sub.5是氢或烷基,n为0,1或2,作为有机材料的稳定剂。