ScentDB - An aroma compound database


Compound CAS Odor Evaporation rate
4,4-Dimethoxy-2-butanone 5436-21-5 Sweet, Ethereal, Fruity Fast
4,4'-Dimethoxybenzoin 119-52-8 Sweet, Vanilla, Floral Ultra slow
4,4'-Dimethoxychalcone 2373-89-9 Sweet, Floral, Balsamic Ultra slow
4,4-Dimethyl-1,3-oxathiane 27959-66-6 Sulfurous, Tropical, Herbal Very fast
4,4-Dimethyl-2-cyclopenten-1-one 22748-16-9 Mint, Woody, Tobacco Very fast
4,4-Dimethyl oxazolidine 51200-87-4 Nutty, Fishy, Sweet Ultra fast
4,4-Dimethyl thiacyclobutan-2-one Sulfurous, Tropical, Herbal Very fast
4,4-Dimethyl-undecane 17312-68-4 Waxy, Sweet, Oily Moderate
4,4-Dimethylbutyrolactone 13861-97-7 Sweet, Tobacco, Mint Fast
4,4-Dimethyldithiolan-3-one Roasted, Sulfurous, Meaty Moderately fast
4,4-Dimethylpentan-2-ol 6144-93-0 Green, Fermented, Camphoreous Very fast
4,4'-((Dioctylstannylene)bis(oxy))bis(4-oxoisocrotonic)acid 15571-60-5 Fatty, Odorless, Green
4,4'-Methylenebis(2-chloroaniline) 101-14-4 Animal, Burnt, Phenolic Ultra slow
4,4'-Methylenebis(2,6-di-tert-butylphenol) 118-82-1 Woody, Phenolic, Leathery Ultra slow
4,4'-Methylenebis(3-chloro-2,6-diethylaniline) 106246-33-7 Burnt, Phenolic, Animal Ultra slow
4,4'-Methylenedianiline 101-77-9 Floral, Sweet, Animal Ultra slow
4,4'-Thiobis-2-butanone 40790-04-3 Sulfurous, Green, Meaty Ultra slow
4,4,10,13,14-pentamethyl-17-(6-methylheptan-2-yl)-2,3,5,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene Woody, Dry, Amber Ultra slow
4,4',4''-(1-Methylpropanyl-3-ylidene)tris(6-tert-butyl-m-cresol) 1843-03-4 Phenolic, Musk, Woody Ultra slow
4,4,5-triethyltrithiane Green, Sulfurous, Onion Ultra slow
4,4,6-Trimethyl-1,3-dioxane 1123-07-5 Herbal, Green, Mint Ultra fast
4,4,6-Trimethyl-2-(2-phenylethenyl)-1,3-dioxane Green, Herbal, Spicy Ultra slow
4,4,6-Trimethyl-2-(2-phenylethyl)-1,3-dioxane 5445-65-8 Green, Floral, Herbal Ultra slow
4,4,6-Trimethyl-2-phenyl-1,3-dioxane 2568-06-1 Green, Herbal, Floral Slow
4,4,6-Trimethyl-2-(prop-1-en-1-yl)-1,3-dioxane Green, Herbal, Fruity Fast
4,4,7-Trimethyl-1,2,3,4-tetrahydronaphthalen-1-ol 98474-27-2 Musk, Sweet, Woody Ultra slow
4,4,7-Trimethyl-1,2,3,4,5,6-hexahydronaphthalene 62696-17-7 Woody, Sweet, Dry Moderately slow
4,4,8-Trimethyl-5,7-decadien-2-one 67801-41-6 Floral, Citrus, Woody Slow
4,4a,5,6,7,8-Hexahydro-1,4a-dimethyl-7-(1-methylethenyl)-2(3H)-naphthalenone 60026-22-4 Woody, Sweet, Fruity Ultra slow
4,4a,5,6,7,8-Hexahydro-4a,8-dimethyl-2(3H)-naphthalenone 4071-63-0 Fruity, Woody, Tobacco Slow
4,4a,5,9b-Tetrahydroindeno(1,2-d)-1,3-dioxin 18096-62-3 Animal, Floral, Earthy Very slow
4,4a,6,7,8,8a-hexahydro-1,4-methanonaphthalen-5(1H)-one 51519-65-4 Fruity, Green, Woody Moderately slow
4,4a,9,9a-Tetrahydro-1,4-methano-1H-fluorene 6143-33-5 Green, Sweet, Floral Slow
4(5)-Acetyl-7,7,9(7,9,9)-trimethylbicyclonon-1-ene Woody, Amber, Floral Very slow
4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate 155601-30-2 Odorless, Fishy, Savory Ultra slow
4,5-Dichloro-1,2-dithiol-3-one 1192-52-5 Odorless, Sulfurous, Meaty Moderately fast
4,5-Diethyl-2-methyl-1,3-thiazole Green, Nutty, Roasted Fast
4,5-diethyl-2-propyl-1,3-thiazole Green, Fruity, Vegetable Moderate
4,5-Dihydro-2-(1-naphthylmethyl)-1H-imidazolium nitrate 10061-11-7 Animal, Floral, Nutty
4,5-Dihydro-2-((8Z)-heptadecenyl)-1-methyl-1-(2-((9Z)-octadecenoylamino)ethyl)-1H-imidazolium methyl sulfate 70206-24-5 Waxy, Fatty, Oily
4,5-Dihydro-2-methyl-3-furanthiol 26486-13-5 Meaty, Sulfurous, Roasted Very fast
4,5-Dihydro-2,4,4-trimethyloxazole 1772-43-6 Green, Nutty, Herbal Ultra fast
4,5-Dihydro-5-methyl-3-thiophenethiol 26486-15-7 Meaty, Sulfurous, Roasted Fast
4,5-dimethoxy-6-(prop-1-en-1-yl)-2H-1,3-benzodioxole 23731-63-7 Spicy, Woody, Phenolic Very slow
4,5-Dimethyl-2-[2-(methylsulfanyl)ethyl]-1,3-oxathiolane 94633-00-8 Sulfurous, Meaty, Onion Slow
4,5-Dimethyl-2-isobutylthiazole 53498-32-1 Green, Nutty, Vegetable Moderate
4,5-Dimethyl-2-octylthiazole 87262-52-0 Roasted, Meaty, Green Ultra slow
4,5-Dimethyl-2-pentyloxazole 84028-05-7 Green, Fatty, Roasted Moderate
4,5-Dimethyl-2-pentylthiazole 86290-22-4 Green, Roasted, Nutty Slow
4,5-Dimethyl-2-propyl-1,3-dioxolane 6414-34-2 Fruity, Green, Ethereal Very fast