Patent Number: 6,252,118

Title: Method for the preparation of ketones

Abstract: A method for preparation of a new ketone from a preexisting ketone is very advantageous in terms of production cost and yield. A reactant mixture consisting of a ketone containing .beta.-hydrogen relative to the aldehyde group and a vinyl olefin or internal olefin having an aliphatic or aromatic alkyl moiety is allowed to react at approximately 100-180.degree. C. for at least 6 hours in the presence of a rhodium or iridium transition metal catalyst and a 2-aminopyridine derivative.

Inventors: Jun; Chul Ho (Seodaemoon-ku, Seoul, KR), Lee; Hyuk (Seoul, KR)

Assignee: Jun; Chul Ho

International Classification: C07C 45/00 (20060101); C07C 45/67 (20060101); C07C 45/51 (20060101); C07C 45/61 (20060101); C07C 045/69 ()

Expiration Date: 06/26/2018