| abstract |
NEW MATERIAL:The compound of formula I [R 1 is heterocyclic Group or phenyl; X is alkylene, alkylidene, hetero atom or single bond; R 2 is H, alkyl, alkenyl, alkynyl, aryl, etc.; R 3 is H, alkyl, alkenyl, cycloalkyl, aryl, etc. ; Z is N or C; when Z is N, one of R 4 and R 5 is CN, NO 2 , etc., and the other is absent; when Z is C, one of R 4 and R 5 is H, halogen, CN, S(O) l R 16 , COR 17 , etc., and the other is NO 2 , CN, COR 19 or COOR 20 (R 16 , R 17 , R 19 and R 20 are alkyl, alkenyl, aryl, etc.; (l) is 0-2)]. n EXAMPLE: N-cyano-N'-(2-chloro-5-pyridylmethyl)-N'-methyl acetamidine. n USE: Insecticide. n PREPARATION: A compound of formula I wherein Z is C is produced e.g. by reacting a compound of formula II with a compound of formula III or formula IV (r 1 and r 2 are alkyl). n COPYRIGHT: (C)1992,JPO&Japio |