This invention discloses chemical compounds of the formula ##STR1## wherein X.sup.1 and X.sup.2 are independently selected from the group consisting of oxygen and sulfur; m is the integer 0 or 1; R.sup.1 is selected from the group consisting of hydrogen and alkyl; R.sup.2 is alkyl; R.sup.3 and R.sup.4 are independently selected from the group consisting of hydrogen and alkyl; R.sup.5 is selected from the group consisting of hydrogen, alkyl, alkoxy, alkylthio, amino and ##STR2## WHEREIN Y is selected from the group consisting of alkyl, halogen, alkoxy, alkylthio, nitro and cyano; and n is an integer from 0 to 3; and R.sup.6 is selected from the group consisting of alkyl, alkenyl, alkoxyalkyl and ##STR3## WHEREIN Z is selected from the group consisting of alkyl, halogen, alkoxy, alkylthio, nitro and cyano; and p is an integer from 0 to 3.
该发明揭示了
化学化合物的结构式如下:其中X^1和X^2分别独立地选自氧和
硫的组成群;m为整数0或1;R^1选自氢和烷基的组成群;R^2为烷基;R^3和R^4分别独立地选自氢和烷基的组成群;R^5选自氢、烷基、烷氧基、烷基
硫基、
氨基和Y;其中Y选自烷基、卤素、烷氧基、烷基
硫基、硝基和
氰基;n为0到3的整数;R^6选自烷基、烯基、烷氧基烷基和Z;其中Z选自烷基、卤素、烷氧基、烷基
硫基、硝基和
氰基;p为0到3的整数。