Thiophene saccharines

US4028373A · kind A · utility

Assignee

• BASF SE

Inventors

• Otto Hromatka · Wien, AT
• Dieter Binder · Wien, AT

Key dates

• Filing date: Sep 2, 1975
• Grant date: Jun 7, 1977
• Expiry date: Sep 2, 1995

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A23L27/30
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Thiophene analogs of saccharine, i.e., the new compounds 2,3-dihydro-3-oxothieno-[3,4-d]-, -[2,3-d]- and -[3,2-d]-isothiazole-1,1-dioxide, and processes for their manufacture. The new compounds are excellent sweeteners and have no unpleasant taste.