Process for the preparation of 3-methyl-2-buten-1-al

US11046632B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Nicolas Vautravers · Ludwigshafen am Rhein, DE
• Michaela Fenyn · Ludwigshafen am Rhein, DE
• Joseph John Zakzeski · Ludwigshafen, DE
• Joaquim Henrique Teles · Waldsee, DE

Key dates

• Filing date: Dec 5, 2018
• Grant date: Jun 29, 2021
• Expiry date: Dec 5, 2038

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C47/21
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for the preparation of 3-methyl-2-buten-1-al, wherein 2-methyl-3-buten-2-ol is reacted to 3-methyl-2-buten-1-al in the presence of a catalyst, wherein the catalyst comprises a catalytically active metal and wherein the reaction is conducted at a pH of ≤7.