04.01.16
US 9,254,248 B2; Kao Corporation, Tokyo, has been awarded a US patent for a method of inhibiting an odor caused by sotolone (a lactone and aroma compound with the typical smell of fenugreekor curry at high concentrations and maple syrup, caramel, or burnt sugar at lower concentrations). It entails comprising coexistence between at least one compound selected from the group consisting of the following compounds: oxacyclohexadecen-2-one; 1-(2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulen-5-yl)-ethanone; 2-benzylideneheptanal; 3-(4-tert-butylphenyl)propanal; (5E)-3-methylcyclopentadec-5-en-1-one; 1-(5,6,7,8-tetrahydro-3,5,5,6,8,8-hexamethyl-2-naphthalenyl)-ethanone; and 7-acetyl-1,2,3,4,5,6,7,8-octahydro-1,1,6,7-tetramethyl-naphthalene—and an odor caused by sotolone.