Use of 3,6-dimethyl-2(3H)-benzofuranone as flavor material and new process for its preparation

US6391365B1 · kind B1 · utility

Assignee

• Haarman & Reimer GmbH · DE

Inventors

• Stefan Lambrecht · Holzminden, DE
• Horst Surburg · Holzminden, DE
• Matthias Guntert · Ridgewood, US
• Volkmar Koppe · Holzminden, DE

Key dates

• Filing date: Apr 23, 1999
• Grant date: May 21, 2002
• Expiry date: Apr 23, 2019

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61Q11/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

3,6-Dimethyl-2(3H)-benzofuranone is a new, valuable flavor material. A process for its industrial-scale preparation was developed.