Substituted phenoxyethyl (isopropyl) acyloxyalkyl phosphonate comprising phosphorusheterocyclic ring and having herbicidal activity, and preparation therefor

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United States of America Patent

PATENT NO 9029542
APP PUB NO 20140171644A1
SERIAL NO

14185721

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Abstract

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A substituted phenoxyethyl(isopropyl)acyloxyalkyl phosphonate having phosphorusheterocyclic ring and having herbicidal activity, with a general formula of I, wherein R represents 5,5-dimethyl-1,3,2-dioxaphosphorinan-2-one-2-yl, or 1-oxo-1-phospha-2,6,7-trioxabicyclo[2,2,2]octan-4-yl, or 1-sulfo-1-phospha-2,6,7-trioxabicyclo 2,6,7-trioxabicyclo[2,2,2]octan-4-yl; R1 represents H, C1-C4 alkyl, phenyl, furyl, pyridyl, or phenyl substituted with methyl, methoxyl, nitro or chloro; R2 represents H, methyl, and methyl only if R in the general formula I is 1-sulfo-1-phospha-2,6,7-trioxabicyclo[2,2,2]octan-4-yl as phosphorusheterocyclic ring; X and Y represent H, halogen, C1-C4 alkyl or trifluoromethyl, and X and Y are the same or different. The compounds according to the present invention may be used as active component of dicotyledonous broadleaf weed herbicides.

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CENTRAL CHINA NORMAL UNIVERSITY430000 NO 152 LUOYU ROAD WUHAN CITY HUBEI PROVINCE WUHAN CITY HUBEI PROVINCE 430000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Hongwu Hubei, CN 3 0
Peng, Hao Hubei, CN 76 1119
Sheng, Xijun Hubei, CN 3 1
Tan, Xiaosong Hubei, CN 3 0
Wang, Wei Hubei, CN 2815 17926
Zuo, Na Hubei, CN 2 3

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