Process for preparing 3-chloro-2-vinylphenol

US10160707B2 · kind B2 · utility

Assignee

• BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

• Florian ERVER · Wiesbaden, DE
• Mark James Ford · Nordenstadt, DE

Key dates

• Filing date: Jun 8, 2015
• Grant date: Dec 25, 2018
• Expiry date: Jun 19, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C309/73
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention describes a novel process for preparing 3-chloro-2-vinylphenol which, owing to the chemoselectivity achieved, also allows direct conversion into (3-chloro-2-vinylphenyl)methane-sulphonate.