| abstract |
NEW MATERIAL:A compound shown by formula I [R 1 is alkyl, alkenyl or alkynyl; R 2 is H, alkyl, alkoxy, alkylthio, dialkylamino, etc.; R 1 is bonded to R 2 to form group shown by formula II, formula III (p is 1W3; B 1 is S, O or CH 2 ), etc.; X is halogen, alkyl, phenyl, CN, etc.; Y is O or S; A is group shown by formula IV W formula VII (R 3 WR 6 are H or lower alkyl), etc.; Q is substituted phenyl, pyridine, pyrimidine, thiophene, furan, oxazole, etc.]. n EXAMPLE: 5-Bromo-6-(4'-t-butylbenzylthio)-3-ethyl-4(3H)pyrimidinone. n USE: An agricultural and horticultural insecticide, acaricide, nematocide, fungicide and an exterminating agent against acarids living in animals. n PREPARATION: A compound shown by formula III is reacted with a compound shown by formula IX [one of Y' and Y" is halogen and the other is SM or OM (M is H or alkali metal)] to give a compound shown by formula I. n COPYRIGHT: (C)1988,JPO&Japio |