Benzenesulfonyl ureas and process for their manufacture

US3998968A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Volker Hitzel · Hofheim, DE
• Werner Pfaff · Hofheim, DE
• Rudi Weyer · Kelkheim, DE
• Helmut Weber · Webster, US

Key dates

• Filing date: Mar 19, 1975
• Grant date: Dec 21, 1976
• Expiry date: Mar 19, 1995

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C311/58
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

N-acylaminoalkyl-benzenesulfonyl-N'-methyl ureas, especially those of the general formula ##STR1## in which R is C.sub.1-- C.sub.4 --alkyl or a phenyl radical substituted in 2-position by alkoxy of 1 to 4 carbon atoms, phenoxy or dimethylamino and in 5-position by H, CH.sub.3, Cl or Br, their manufacture and their use as oral antidiabetics.