ALPHA-CYANO-4-FLUORO-3-PHENOXYBENZYL META-HALO PYRETHRATE, A PROCESS FOR PREPARING THE SAME AND THE USES THEREOF
申请人:Zou Xinzhuo
公开号:US20100286265A1
公开(公告)日:2010-11-11
The present invention relates to a compound of formula (I), stereoisomers thereof or the mixture of these stereoisomers, wherein: X represents a halogen atom, i.e. F, Cl, Br. The present invention also relates to a process for preparing the compound, and to a use of the compound in the preparation of an insecticide for controlling or killing vectors in the public hygiene and disease control, and to a use of the compound in the preparation of an insecticide for controlling or killing insects, nematodes, and mites in agriculture or horticulture.
Original Synthesis of 1,2-Oxathiolan-2-oxides and Vinyl Cyclopropane Carboxylic Esters
作者:Alain Krief、Laurent Provins
DOI:10.1055/s-1997-6140
日期:1997.6
1,2-Oxathiolan-2-oxides or vinyl cyclopropane carboxylic esters are prepared chemoselectively and in rather good yields from methyl 2,4-pentadienoate, tributylstannyllithium and carbonyl compounds. The later are formally deoxygenated in the process and play the role of carbenes.