Process for preparing acetoacetamide-N-sulfofluoride

US4052453A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Hartmut Pietsch · Bad Homburg vor der Höhe, DE
• Karl Clauss · Hofheim, DE
• Harald Jensen
• Erwin Schmidt · Baltmannsweiler, DE

Key dates

• Filing date: Oct 1, 1975
• Grant date: Oct 4, 1977
• Expiry date: Oct 1, 1995

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C307/00
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for preparing acetoacetamide-N-sulfofluoride by reacting amidosulfofluoride at a temperature of from 50.degree. to 100.degree. C with diketene, optionally in the presence of inert solvents or diluents.