Patent · US Active

4-(4-trifluoromethyl-3-thiobenzoyl)pyrazoles and their use as herbicides

US7932211B2 · kind B2 · utility

5Cited by

4References

20Claims

0Family size

Assignee

BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

Hartmut Ahrens · Egelsbach, DE
Andreas van Almsick · Karben, DE
Monika Schmitt · Frankfurt, DE
Jan Dittgen · Frankfurt, DE
Martin Jeffrey Hills · Idstein, DE
Heinz Kehne · Hofheim, DE
Christopher Hugh Rosinger · Hofheim, DE
Stefan Lehr · Leverkusen, DE
Dieter Feucht · Eschborn, DE

Key dates

Filing date	Apr 10, 2008
Grant date	Apr 26, 2011
Priority date	—
Expiry date	Mar 30, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/55
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

What is described are 4-(4-trifluoromethyl-3-thiobenzoyl)pyrazoles of the general formula (I) and their use as herbicides.In this formula (I), R1, R2, R3 and R4 are radicals such as hydrogen and organic radicals, such as alkyl. Y is hydrogen or a protective group, such as tosyl.

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