Compounds of the formula ##SPC1## Wherein Y is independently selected from the group consisting of methyl, hydrogen and a halogen of atomic weight between 35 and 80 with at least four of the Y substituents being said halogen; each R is independently selected from the group consisting of alkyl having at least one and a maximum of 12 carbon atoms, alkenyl having at least 2 and a maximum of 5 carbon atoms, alkoxyalkyl having at least 2 and a maximum of 6 carbon atoms and cycloalkyl having at least 5 and a maximum of 6 carbon atoms, and n is one of the integers one or two. These compounds possess insecticidal activity and are valuable intermediates for the preparation of insecticides having low mammalian toxicity.
化合物的式子为##
SPC1## 其中Y独立地选择自
甲基、
氢和原子量在35至80之间的卤素,其中至少有四个Y取代物是所述卤素;每个R独立地选择自至少有一个和最多有12个
碳原子的烷基,至少有2个和最多有5个
碳原子的
烯基,至少有2个和最多有6个
碳原子的烷
氧基烷基和至少有5个和最多有6个
碳原子的
环烷基,n为整数一或二。这些化合物具有杀虫活性,并且是制备低哺乳动物毒性
杀虫剂的有价值
中间体。