| abstract |
NEW MATERIAL:A compound shown by the formula I (R 1 is H, alkyl or halogen; R 2 and R 3 are alkyl, halogen, alkoxyalkyl, alkylthioalkyl, etc., or R 2 and R 3 with C bonded form 5- or 6-membered ring to be fused to pyrimidine ring; R 4 and R 5 are R 1 ; A is (alkoxy-substituted) alkylene; B is O, S or NH; D is alkyleneoxy; E is alkyl, alkenyl, aralkyl, etc.; m is 2 or 3; n is 0 or 1) or its acid addition salt. n EXAMPLE: 4-[2-[4-(2-Ethoxyethyl)-2-methylphenoxy]ethylamino]thieno[3,2-d]pyri midine. n USE: An insecticide or acaricide. n PREPARATION: For example, a compound shown by the formula II (G is eliminable group) is reacted with a compound shown by the formula III preferably in the presence of a base in a solvent to give a compound shown by the formula I. The reaction can also be carried out in the absence of the solvent by melting both the compound under heating. n COPYRIGHT: (C)1987,JPO&Japio |