申请人:E. I. Du Pont de Nemours and Company
公开号:US04234729A1
公开(公告)日:1980-11-18
Phosphine oxide of the formula selected from the group consisting of ##STR1## wherein X is H, alkylthio of 1-4 carbon atoms, or ##STR2## Y is H, alkyl of 1-4 carbon atoms, Cl, Br, or ##STR3## Z is H, alkyl of 1-4 carbon atoms, or ##STR4## at least one of X, Y, and Z in the formula in which all three symbols appear is ##STR5## Q is H or Br; each of A and A' is selected independently from H and alkyl of 1-4 carbon atoms, or A and A' taken jointly is CH.dbd.CH--CH.dbd.CH; each of D and D' is selected independently from H and CN, or D and D' taken jointly is CH.dbd.CH--CH.dbd.CH; and each R is selected independently from alkyl of 1-4 carbon atoms, cycloalkyl of 5-6 carbon atoms, benzyl, phenyl, tolyl, and chlorophenyl.
选择的分子式为 ##STR1## 的膦氧化物,其中 X 是 H、1-4碳原子的烷硫基,或者 ##STR2##;Y 是 H、1-4碳原子的烷基、Cl、Br,或者 ##STR3##;Z 是 H、1-4碳原子的烷基,或者 ##STR4##;在出现所有三个符号的分子式中,X、Y 和 Z 中至少有一个是 ##STR5##;Q 是 H 或 Br;每个 A 和 A' 分别从 H 和 1-4碳原子的烷基中选择,或者 A 和 A' 联合是 CH.dbd.CH--CH.dbd.CH;每个 D 和 D' 分别从 H 和 CN 中选择,或者 D 和 D' 联合是 CH.dbd.CH--CH.dbd.CH;每个 R 从 1-4碳原子的烷基、5-6碳原子的环烷基、苄基、苯基、托利基和氯苯基中独立选择。