Patent · US Expired

Phenoxy pyridine derivatives and herbicidal compositions containing same

US4453972A · kind A · utility

2Cited by

5References

8Claims

0Family size

Assignee

Celamerck GmbH & Co. KG · DE

Inventors

Ludwig Schroder · Ingelheim am Rhein, DE
Werner Stransky · Gau-Algesheim, DE
Rudolf Mengel · Ingelheim am Rhein, DE
Gerbert Linden · Ingelheim am Rhein, DE

Key dates

Filing date	Jan 24, 1983
Grant date	Jun 12, 1984
Priority date	—
Expiry date	Jan 24, 2003

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D213/68
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

This invention relates to novel pyridine derivatives of the formula ##STR1## wherein n is 0, 1, or 2; PA1 R is an alkyl radical having from 1 to 4 carbon atoms, unsubstituted or substituted by one or more fluorine or chlorine atoms, alkenyl radical having from 2 to 4 carbon atoms, a benzyl radical, or a chlorine-substituted or methyl-substituted benzyl radical; PA1 W and X, which may be identical or different, are each a hydrogen, chlorine, fluorine, bromine, or iodine atom or alkyl having from 1 to 4 carbon atoms; PA1 Y is a hydrogen, chlorine, fluorine, or bromine atom or alkyl having from 1 to 4 carbon atoms; and PA1 Z is a chlorine or fluorine atom. This invention also relates to the preparation of the compounds of Formula I and their use as active ingredients in biocidal, especially, herbicidal, compositions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.