| abstract |
NEW MATERIAL:A carboxylic acid ester of formula I {X is H, 1W3C alkyl, 1W3C alkoxy, or halogen at m- or p-position; R 1 is II [R 2 is H, methyl; when R 2 is methyl, R 3 is also methyl; and when R 2 is H, R 3 is III(R 5 is halogen, lower alkyl, vinyl, etc.; R 6 is H, halogen, Methyl, R 5 and R 6 may together form a tetramethylene group), etc.], etc.}. n EXAMPLE: 3- ( p-Chlorobenzyl-1-pyrrolylmethyl 2, 2-dimethyl-3- ( 2-methyl-1-propenyl)cyclopropanecarboxylate. n USE: Rapid acting insecticide and miticede. Low toxic to man and beast. Useful as an insecticide in home, field, garden, and a granary. n PROCESS: The compound I is prepared by reacting a reactive derivative of a carboxylic acid IV with N-methylol of formula V. n COPYRIGHT: (C)1980,JPO&Japio |