申请人:——
公开号:US20020198115A1
公开(公告)日:2002-12-26
A composition comprising a compound of formula I:
1
wherein W represents O, S—A
2
, or two groups, R
3
and R
4
; bonds a and b are single or double bonds, provided that one of a and b is a single bond and the other is a double bond; c is a single or double bond, and d is a single bond, double bond, or two single bonds, provided that d is a single bond when c is a double bond, d is not a single bond when c is a single bond, and W is R
3
and R
4
when d is two single bonds; A
1
, A
2
, B
1
and B
2
are independently hydrogen, alkyl, alkenyl, aralkyl or one of the groups depicted in Scheme 1:
2
and a dithiophosphate.
一种化合物组成物,包括式I的化合物:其中W代表O,S-A2或两个基团R3和R4;键a和b是单键或双键,但其中一个是单键,另一个是双键;c是单键或双键,d是单键、双键或两个单键,但当c是双键时,d是单键;当c是单键时,d不是单键;当d是两个单键时,W是R3和R4;A1、A2、B1和B2独立地代表氢、烷基、烯基、芳基烷基或示图1中所示的基团之一;以及一个二硫代磷酸盐。