Patent · US Active

Process for the preparation of (1R,2R)-3-(3-dimethylamino-1-ethyl-2-methylpropy1)-phenol

US8877974B2 · kind B2 · utility

1Cited by

13References

14Claims

0Family size

Assignee

GRÜNENTHAL GMBH · DE

Inventors

Wolfgang Hell · Aachen, DE
Oswald Zimmer · Würselen, DE
Helmut Buschmann · Walheim, DE
Joerg Holenz · Barcelona, ES
Stefan Gladow · Buchs, CH

Key dates

Filing date	Jul 23, 2007
Grant date	Nov 4, 2014
Priority date	—
Expiry date	Apr 28, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C221/00
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a process for the preparation of (1R,2R)-3-dimethylamino-1-ethyl-2-methyl-propyl)-phenol.

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