Hydrocarbon-soluble halogen and thiolate/magnesium exchange reagents

US11236113B2 · kind B2 · utility

Assignee

• ALBEMARLE GERMANY GMBH · DE

Inventors

• Paul Knochel · Marburg, DE
• Dorothée Ziegler · Munich, DE
• Meike Simon · Burghausen, DE

Key dates

• Filing date: Sep 20, 2018
• Grant date: Feb 1, 2022
• Expiry date: Sep 20, 2038

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F1/02
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to hydrocarbon-soluble halogen or thiolate/magnesium exchange reagents of the general formula R1MgR11-n(OR3)n.LiOR2.(1−n)LiOR3.aDonor in which: R1 is a C1-C8 alkyl and OR2 as well as OR3 are same or different and represent primary, secondary, or tertiary alkoxide residues having 3 to 18 carbon atoms, wherein R2 and/or R3 can for their part contain an alkoxy substituent OR4; a assumes a value of 0 to 2, n assumes a value between 0 and 1, and the donor is an organic molecule containing at least 2 nitrogen atoms.