Process for manufacturing alkyl 7-amino-5-methyl-[1,2,5]oxadiazolo[3,4-b]pyridine-carboxylate

US11518771B2 · kind B2 · utility

Assignee

• Boehringer Ingelheim International GmbH · DE

Inventors

• Guenter Linz · Mittelbiberach, DE
• Juergen Daeubler · Biberach an der Riß, DE
• Michael Pangerl · Waldalgesheim, DE
• Rolf Schmid · Gelterkinden, CH
• Sarah Unger · Möhringen, DE

Key dates

• Filing date: May 21, 2021
• Grant date: Dec 6, 2022
• Expiry date: Aug 5, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D498/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

This invention relates to a novel process for making alkyl 7-amino-5-methyl-[1,2,5]-oxadiazolo[3,4-b]pyridine-carboxylate.