Process for the purification of 1,4-butanediol mononitrate

US7947855B2 · kind B2 · utility

Assignee

• Dipharma S.p.A. · IT

Inventors

• Tiziano Scubla · Udine, IT
• Nevio Francescutti · San Giovanni di Casarsa, IT
• Fausto Gorassini · Udine, IT
• Graziano Castaldi · Briona, IT

Key dates

• Filing date: Jul 2, 2008
• Grant date: May 24, 2011
• Expiry date: Jul 23, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C201/02
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for the purification of 1,4-butanediol mononitrate from 1,4-butanediol dinitrate and 1,4-butanediol, by selective extraction with solvents is herein disclosed.