Patent · US Active

Herbicidally active 6′-phenyl-2,2′-bipyridine-3-carboxylic acid derivatives

US9409881B2 · kind B2 · utility

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1References

11Claims

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Assignee

BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

Michael Gerhard Hoffmann · Konstanz, DE
Uwe Doeller · Rodgau, DE
Marco Bruenjes · Hattersheim, DE
Hansjoerg Dietrich · Liederbach am Taunus, DE
Elmar Gatzweiler · Bad Nauheim, DE
Christopher Hugh Rosinger · Hofheim, DE
Dirk Schmutzler · Hattersheim, DE

Key dates

Filing date	Aug 2, 2013
Grant date	Aug 9, 2016
Priority date	—
Expiry date	Aug 2, 2033

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01N43/40
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

There are described 6′-phenyl-2,2′-bipyridine-3-carboxylic acid derivatives of the general formula (I) as herbicides.In this formula (I), R1 to R5 are radicals such as hydrogen, organic radicals such as alkyl, and other radicals such as halogen, nitro, cyano and formyl.

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