3-(5-Nitro-2-furyl)-6-cyano-s-triazolo(4,3-b)pyridazine

US3962242A · kind A · utility

Assignee

• Boehringer Mannheim GmbH · DE

Inventors

• Herbert Berger
• Rudi Gall · Hirschberg, DE
• Max Thiel
• Wolfgang Vomel
• Winfriede Sauer

Key dates

• Filing date: Jan 30, 1975
• Grant date: Jun 8, 1976
• Expiry date: Jan 30, 1995

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D487/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Nitrofuryl-triazolo[4,3-b]pyridazine compounds of the formula ##SPC1## Wherein PA1 R.sub.1 is lower alkoxy radical or a saturated 5- or 6-membered heterocyclic ring attached via a cyclic nitrogen atom, which heterocyclic ring can also contain, in addition to said cyclic nitrogen atom, a cyclic oxygen atom or an optionally lower alkylated cyclic nitrogen atom and R.sub.2 is a hydrogen atom or R.sub.1 and R.sub.2 together represent an additional valency bond, Are outstandingly effective as bacteriostats and are particularly useful in the treatment of bacterial infections in the urinary tract.