Patent ID: 7547793
Filing Date: 2009-06-16
Classification: A01N,A61K,A61Q,C07D,Y02A

Abstract:
1. A method of preparing a composition comprising a dihydronepetalactone, or a mixture of dihydronepetalactone diastereomers, wherein a dihydronepetalactone is described generally by the following structure, and wherein the method comprises: (a) providing an herbaceous material that comprises the genus (b) extracting from the herbaceous materials an oil that comprises nepetalactone, (c) contacting the oil with hydrogen in the presence of a hydrogenation catalyst, but in the absence of a diluent, to provide a dihydronepetalactone, and (d) recovering the dihydronepetalactone so produced and admixing it with a carrier and/or a cosmetic adjuvant.