| 摘要 |
Compounds of general formulae …<CHEM>… wherein X and Y are independently H or F; …<CHEM>… …<CHEM>… where… R<3>is CFXY, CON(CH3)2, CH2OCH3, or C1-C3 alkyl;… R<4>is H or CH3;… n is 1 or 2;… m is 0 or 1;… p is 0, 1 or 2;… R<5> and R<6> are independantly H, alkyl or optionally substituted phenyl, and …<CHEM>… exhibit insecticidal activity. They may be formulated for use in conventional manner. The compounds (Ia) can be made by a variety of acylation reactions between oximes or phenols R min OH and the appropriate biscarbamoyl fluoride in the presence of an acid acceptor, compounds (Ib) being obtainable as intermediates in some of these reactions. |
