| 摘要 |
A compound having one of the structural formulae: <IMAGE> (a) AND HYDROGENATED, CHLORINATED AND BROMINATED DERIVATIVES THEREOF; <IMAGE> (b) <IMAGE> (c) <IMAGE> (d) WHEREIN R is H or lower alkyl; <IMAGE> (e) WHEREIN X is Cl or Br and n is an integer from 0 to 6; <IMAGE> (f) WHEREIN X is Cl or Br and m is an integer from 0 to 8; <IMAGE> (g) AND HYDROGENATED, CHLORINATED AND BROMINATED DERIVATIVES THEREOF; AND, <IMAGE> (h) USEFUL AS INSECTICIDES.
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