| 摘要 |
Process for the production of gamma- or delta-lactones according to the general formula: <IMAGE> (I) in which R is a saturated, mono-, di- or triunsaturated linear alkyl chain comprising from 2 to 10 carbon atoms and in which R1 is alkylene comprising 2 or 3 carbon atoms, entailing the operation which consists in culturing, in a substrate comprising a hydroxide or hydroperoxide of linoleic acid or of linolenic acid, of their esters or of their glycerides, or of an oleic acid derivative obtained by the photooxygenation of oleic acid or autoxidation of fats which contain it, a microorganism capable of performing beta-oxidations of said substrate. |
