Patent · US Active

Process for preparing 2,4-dihydroxyphenyl 4-methoxybenzyl ketones

US8324431B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignee

PLANT HEALTH CARE, INC. · US

Inventors

Sergii Pazenok · Solingen, DE
Norbert Lui · Odenthal, DE

Key dates

Filing date	Feb 16, 2008
Grant date	Dec 4, 2012
Priority date	—
Expiry date	Aug 12, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C45/46
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for preparing 2,4-dihydroxyphenyl 4-methoxybenzyl ketones of the formula (I) by Friedel-Crafts acylation in hydrogen fluoride (HF).2,4-Dihydroxyphenyl 4-methoxybenzyl ketones of the formula (I) in which

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