Compounds of formula Ia and Ib
wherein A, B, C and R
1
are described herein.
式Ia和Ib的化合物
其中A、B、C和R1
如本文所述。
PESTICIDAL COMPOSITIONS
申请人:Crouse Gary D.
公开号:US20090209476A1
公开(公告)日:2009-08-20
The invention disclosed in this document is related to the field of pesticides and their use in controlling pests. A compound having the following structure is disclosed.
这份文件中披露的发明涉及杀虫剂领域及其在控制害虫方面的应用。披露了一种具有以下结构的化合物。
2-Haloalkyl(oxy-, thio-, sulfinyl-, or sulfonyl)-phenylalkanoic acids
申请人:American Cyanamid Co.
公开号:US04178460A1
公开(公告)日:1979-12-11
The invention is 2-haloalkyl(oxy-, thio-, sulfinyl-, or sulfonyl)phenylalkanoic acids which are useful intermediates in the preparation of insecticides of m-phenoxybenzyl and .alpha.-cyano-m-phenoxybenzyl esters.
SUBSTITUTED 2,5-DIHYDRO-3H-PYRAZOLO[4,3-C]PYRIDAZIN-3-ONE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE OF THE SAME
申请人:CONGY Christian
公开号:US20090281107A1
公开(公告)日:2009-11-12
The invention relates to compounds having the formula (I):
Wherein R
1
, R
2
, R
3
and R
4
are as described herein. Also disclosed are the method of preparation and their use in therapy.
A convenient and practical method for the preparation of fluoroalkylarylethers via substitution of iodoalkyl fluorides is described. This method involves KF complexation of the phenol, which increases the nucleophilicity of oxygen for the formation of the ether linkage.