N-Tetrahydrofurfuryl-noroxymorphones, their salts, and analgesic compositions and methods employing them

US4100288A · kind A · utility

Assignee

• Boehringer Ingelheim GmbH · DE

Inventors

• Herbert Merz · Ingelheim am Rhein, DE
• Gerhard Walther · Bingen, DE
• Adolf Langbein
• Klaus Stockhaus
• Helmut Wick

Key dates

• Filing date: Aug 13, 1976
• Grant date: Jul 11, 1978
• Expiry date: Aug 13, 1996

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P25/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Diastereoisomers of the compound of the formula ##STR1## and non-toxic, pharmacologically acceptable acid addition salts thereof; the isomers as well as their salts are useful as analgesics and morphine-antagonists.