Process for preparing 3-dimethylamino-2,2-dimethylpropanal

US4515986A · kind A · utility

Assignee

• Ruhrchemie Aktiengesellschaft · DE

Inventors

• Wolfgang Bernhagen · Mülheim, DE
• Volker Falk · Voerde, DE
• Helmut Springer · Dinslaken, DE
• Jurgen Weber · Oberhausen, DE
• Ernst Wiebus · Oberhausen, DE
• Claus Kniep · Oberhausen, DE

Key dates

• Filing date: Aug 19, 1981
• Grant date: May 7, 1985
• Expiry date: Aug 19, 2001

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C221/00
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

An improved process for preparing 3-dimethylamino-2,2-dimethylpropanal from isobutyraldehyde, dimethylamine and a source of formaldehyde is disclosed wherein the process is carried out at a pH value of 9 to 11.