| abstract |
NEW MATERIAL:A compound of formula I{n is an integer 1W6; R is formula II [X is O or (-CH=CH-); R 1 is allyl, propargyl group, etc.; R 2 is H, methyl group, etc.; t is an integer 1W2; R 3 is H, cyano group, etc.]} or of formula III (m is an integer 1W2), and its optical and geometrical isomer. n EXAMPLE: 3'-Phenoxy-α'-cyanobenzyl 2,2-dimethyl-3-( oxetan-2-ly )-cyclopropanecarboxylate. n USE: Inexpensive scattering insecticides usable in emulsions and oils, stable to light, having a wide spectrum and low toxicity, for agriculture and horticulture. n PROCESS: A carboxylic acid of formula IV or V on its reactive derivative, e.g. an acid halide, is reacted with an alcohol of the formula R-OH or its reactive derivative in a suitable solvent in the presence of a deacidification agent if necessary, to give the compound of formula I or III. n COPYRIGHT: (C)1980,JPO&Japio |