Patent · US Expired

2,4-Dichloro-5-fluorobenzoyl halide and a process for its preparation

US4439620A · kind A · utility

28Cited by

1References

16Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Erich Klauke
Klaus Grohe · Odenthal, DE

Key dates

Filing date	Jul 14, 1982
Grant date	Mar 27, 1984
Priority date	—
Expiry date	Jul 14, 2002

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C51/56
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to 2,4-dichloro-r-fluorobenzoyl halide (particularly the chloride) and methods for its production. Also included in the invention are intermediates useful for the production of said 2,4-dichloro-5-fluorobenzoyl halide (particularly the chloride).

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