Process for the preparation of cyclopropane carboxylic acids and

Details Process for the preparation of cyclopropane carboxylic acids and Process for the preparation of cyclopropane carboxylic acids and

1976-06-01

1978-04-11

Brust, Joseph Paul

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260329R, 260464, 560 8, 560 11, 560 21, 560 51, 560 52, 560 83, 560 86, 560124, 560147, C07C12000, C07C12146, C07C 6974, C07C 6978

Patent

active

040838633

ABSTRACT:
Certain derivatives of cyclopropane carboxylic acid and their esters are useful and valuable intermediates for the preparation of broad spectrum pyrethroid type pesticides. The invention provides a novel method for the preparation of the derivatives of cyclopropane carboxylic acid and esters from stable sulfonium ylides.

REFERENCES:
patent: 3823177 (1974-07-01), Fanta et al.
patent: 3853952 (1974-12-01), Kishida et al.
Payne, J. Org. Chem., 32 (1967), pp. 3351-3355.

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