3-(4-piperidinyl)-2,3,4,5-tetrahydro-1,3-benzodiazepin-2(1H)-one

US7473778B2 · kind B2 · utility

Assignee

• Boehringer Ingelheim International GmbH · DE

Inventors

• Juergen Schnaubelt · Biberach, DE
• Emanuel Stehle · Ravensburg, DE
• Thomas Krueger · Leutkirch im Allgäu, DE

Key dates

• Filing date: Dec 6, 2006
• Grant date: Jan 6, 2009
• Expiry date: Feb 12, 2027

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P43/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing the compound 3-(4-piperidinyl)-2,3,4,5-tetrahydro-1,3-benzodiazepin-2(1H)-one of formula which is to be found as a structural element in CGRP antagonists which are suitable above all for the oral therapy of migraine.