Patent · US Expired

Pyrazole plant growth regulants

US4055409A · kind A · utility

7Cited by

3References

24Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Alexander L. Johnson · Wilmington, US
Philip B. Sweetser · Wilmington, US

Key dates

Filing date	Oct 30, 1975
Grant date	Oct 25, 1977
Priority date	—
Expiry date	Oct 30, 1995

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2603/26
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Substituted pyrazole compounds have been found to be effective plant growth regulants. Exemplary of the effective compounds are 3-(2-carboxyphenyl)-5-phenyl-pyrazole, its 2-ethanolamine salt, and 3-(2-carboxy-1-cyclohexen-1-yl)-5-phenylpyrazole.

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