Aromatic 2-hydroxy-3-methyl-9-oxabicyclo4.3.0nonan-8-one oraz method of obtaining aromatic hydroxylactone

摘要

the subject of the invention is a fragrance 2 - hydroxy - 3 - methyl - 9 - oksabicyklo [4.3.0] nonane - 8 - he and his production by chemical synthesis.with the ethyl ester acid (6 - no. - 2 - en - 1 - yl) acetic acid after epoksydacji in organic solvent is ethyl ester acid (6 - methyl - 2,3 - epoksycykloheks - 1 - yl) acetic acid (mixture of form), which is then laktonizacji acid in the presence of chlorine that (vii) with 2 - hydroxy - 3 - methyl - 9 - oksabicyklo [4.3.0] nonane - 8 - he model 1 of a light, fruity fragrance. the invention may find application in the cosmetics industry as an ingredient of perfume compositions or in the food industry as aromatic food additive.