Patent EP-1884555-A2 (EP)
Inventor: FINKE ANJA
IPC: C10L1/232
Filed: 2007-07-27
Abstract: Mineral oil (A) contains 0.5-1.2 ppm of odorant(s) selected from 156 specific compounds (mainly esters, aldehydes, ketones, alcohols, nitriles or heterocyclic compounds) such as 2,4,6-trimethyl-1,3,5-trioxan (Ia), 2,4,6-trimethyl-4-phenyl-1,3-dioxan (Ia), 1-octanol, (2E,6Z)-2,6-nonadienal, 3-methyl-2-butenyl acetate or hexanal. Mineral oil (A) contains 0.5-1.2 ppm of odorant(s) (I) selected from: 2,4,6-trimethyl-4-phenyl-1,3-dioxan; ethyl 2-methyl-1,3-dioxolan-2-acetate; 4-propyl-(Z)-2,4-dimethyl-1,3-oxathian; 1,1-dimethoxy-1-nonene; 1-octanol; 5-hexyl-dihydro-2(3H)-furanone; 3-(4-ethylphenyl)-2,2-dimethylpropanal; (E,E)-2,4-decadienal; (2E,6Z)-2,6-nonadienal; 3,7-dimethyl-(2E)-2,6-octadienyl formate; 3-methyl-2-butenyl acetate; 1-(2,6,6-trimethyl-3-cyclohexenyl)-(E)-2-butenone; 2(E)-decenal; 2-butyl-3,6-dihydro-4,6-dimethyl-2H-pyran; 1,2,3,4,4a,5,6,7-octahydro-2,6,6-trimethyl-2-naphthol; 2(E)-nonenenitrile; (E)-2-tridecenal; (E)-2-tridecenenitrile; 3,7-dimethyl-(2Z)-3,6-nonadienenitrile; 3-methyl-4-(2,6,6-trimethyl-2-cyclohexenyl)-3-buten-2-one; 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-3-buten-2-one; 2,4,6-trimethyl-3-cyclohexene-1-carboxaldehyde; 2,4-dimethyl-(Z)-3-cyclohexene-1-carboxaldehyde; (Z)- or (E)-3-hexenol; 3,7-dimethyl-3-octanol; (Z)-4-decenal; octahydro-2,2,5,8,8,9a-hexamethyl-9-4H-4a,9-methanoazuleno[5,6-d]-1,3-dioxole; 2,6,10-trimethyl-undecenal; (E)- or (Z)-9-undecenal; 4-(1-methylethyl)-benzaldehyde; 1,3,3- or 1,7,7-trimethyl-bicyclo(2,2,1)heptanol; 2,6,6-trimethyl-bicyclo(3,1,1)hept-2-ene; cyclohexyl butyrate; ethyl butyrate; ethyl 2-methylbutyrate; 6-(1-methylpropyl)-quinoline; 5-methyl-2-(1-methylethyl)-(iso)cyclohexanone; decanal; 2-methyl-dodecanal; 2-propenyl cyclohexyloxyacetate; 2-propenyl 2-(3-methylbutoxy)-acetate; ethanethoic acid S-[1-[2-(acetoxy)ethyl)butyl] ester; ethyl heptanoate; hexanal; 3,5,5-trimethylhexanal; nonanal; octanal; 2-methoxy-4-(2-propenyl)-phenol; phenylacetaldehyde; alpha -methyl-phenylacetaldehyde; 2-ethoxy-1-(1-methylethyl)-pyrazine; 2-(3-phenylpropyl)-pyridine; 4-(4,8-dimethyl-3,7-nonadienyl)- pyridine; undecanal; 2-methyl-undecanal; 2,4,6-trimethyl-1,3,5-trioxan (Ia); 3-methylbutyl acetate; 4-hydroxy-2,5-dimethyl-2(3H)-furanone; dihydro-5-pentyl-2(3H)-furanone; 3,7-dimethyl-(2E)-2,6-octadienol; 3,7-dimethyl-(2E)-2,6-octadienal; 1-(2,6,6-trimethyl-1-cyclohexenyl)-(E)-2-butenone; 3,7-dimethyl-6-octenol; 3,7-dimethyl-6-octenal; 3,7-dimethyl-6-octenenitrile; 3,7-dimethyl-acetaldehyde;((3,7-dimethyl-6-octenyl)oxy)-4-methylbenzaldehyde; (2,2-dimethoxyethyl)-benzene; cyclohexyl acetate; 5-methyl-2-(1-methylethyl)-(L) or (iso)-cyclohexanone; 2-propenyl cyclohexanepropionate; decanal; 2-propenyl phenoxyacetate; 1-(1,2,3,4,5,6,7,8-octahydro-2,3,8,8-tetramethyl-2-naphthyl)-ethanone; 1-(2-pyrazinyl)-ethanone; 1-(4-methylphenyl)-ethanone; heptanal; 1-methylpropyl 3-methyl-thiobutyrate; 7-methyl-2H-1,5-benzodioxepin-3(4H)-one; 3,7-dimethyl-(2Z) or (2E)-2,6-octadienenitrile; 2,6-dimethyl-5-heptenal; 5-butyl-tetrahydro-2(3H)-furanone; ethyl 3-methylbutyrate; 3,7-dimethyl-1,6-octadien-3-ol; ethyl 2-methylpentanoate; ethyl 3-phenyl-(E)-2-propenoate; methyl 7-isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene-1-carboxylate; alpha -methyl-1,3-benzodioxolan-5-propanal; ethyl 2-methyl-1,3-dioxolan-2-acetate; 10-undecenal; 1-decanol; 3a,4,5,6,7,7a-hexahydro-1H-4,7-methanoinden-5-yl propionate; 3,5,5-trimethylhexanol; 1-octen-3-yl acetate; 2,6-octadienyl acetate; 5-heptyl-dihydro-2(3H)-furanone; 3,7-dimethyl-(2E) or (2Z)-2,6-octadienyl acetate; 4-(2,6,6-trimethyl-1-cyclohexenyl)-2-butanone; 3-methyl-2-(2-pentenyl)-(Z)-2-cyclopenten-1-one; 7-methyl-2H-1-benzopyran-2-one; 2,6-dimethyl-2-heptanol; 2,6-dimethyl-2-octanol; 2-octanone; 2-methyl-2-pentenoic acid; 2-phenylethanol; 3-phenyl-(E)-2-propenol; 2-methyl-3-phenyl-(E)-2-propenal; 3-phenyl-(E)-2-propenal; benzyl 3-phenyl-2-propenoate; 1-(2,4,4-trimethyl-2-cyclohexenyl)-(2E)-3-buten-2-one; 4-(2,6,6-trimethyl-1-cyclohexenyl)-buten-2-one; 3-(4-methyl-3-pentenyl)-3-cyclohexene-1-carboxaldehyde; 4-(4-hydroxy-4-methylpentyl)-3-cyclohexene-1-carboxaldehyde; alpha ,alpha ,4-trimethyl-3-cyclohexene-1-methyl acetate; 2,6-dimethyl-2-octanol; octahydro-4,7-methano-1H-indene-2,5-dimethanol; 2,6,10-trimethyl-5,9-undecadienal; 2,4,4,7-tetramethyl-6-octen-3-one; 2,6-dimethyl-7-octen-2-ol; 2-methylpropyl 2-hydroxybenzoate; 3-methylbutyl benzoate; ethyl benzoate; methyl 2-(methylamino)-benzoate; n-pentyl 2-hydroxybenzoate; n-propyl benzoate; 1-(1,1-dimethylethyl)-3,5-dimethyl-2,4,6-trinitrobenzene; diphenylmethane; 1,4-dimethoxybenzene; 2,2-dimethyl-3-methylene-bicyclo(2,2,1)heptane; 2-phenylethyl 3-methylbutyrate; 3-methylbutyl 3-methylbutyrate; butyl butyrate; ethyl 3-oxobutyrate; cyclohexyl acetate; cyclohexylethyl acetate; 5-methyl-2-(1-methylethyl)-cyclohexanol; 5-methyl-2-(1-methylethyl)-cyclohexanol acetate; 1-methyl-4-(1-methylethylidene)-cyclohexene; methyl 3-oxo-2-pentyl-(E)-cyclopentaneacetate; 2-phenylethyl acetate; 1-(2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulen-5-yl)-ethanone; 1-(2-naphthyl)-ethanone; 4,4a,5,9b-tetrahydro-indeno(1,2-d)-1,3-dioxin; 4,4a,5,9b-tetrahydro-2,4-dimethyl-indeno(1,2-d)-1,3-dioxin; benzophenone; ethyl octanoate; alpha -cyclohexylidene-phenylacetonitrile; 2-methylpropyl phenylacetate; alpha -methylbenzyl acetate; diethyl propanedioate; 2-phenoxyethyl 2-methylpropionate; and hexyl 2-methylpropionate. An independent claim is included for an odorizing additive for mineral oils, in which at least 55 wt. % of the odorant components consist of (I).