Benzene-1,3,5-tris-acetoxime and the process for making phloroglucinol therewith

US4071555A · kind A · utility

Assignee

• Akzona Incorporated · US

Inventors

• Hans Zengel · Kleinwallstadt, DE
• Manfred Bergfeld · Zell am Harmersbach, DE

Key dates

• Filing date: May 12, 1977
• Grant date: Jan 31, 1978
• Expiry date: May 12, 1997

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C37/045
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Phloroglucinol may be produced by converting s-triacetyl benzene to benzene-1,3,5-tris-acetoxime which is a novel compound. Said acetoxime is subjected to a Beckmann rearrangement and the resulting mixture subsequently hydrolyzed to produce phloroglucinol.