ScentDB - An aroma compound database


Compound CAS Odor Evaporation rate
2-Butanone, 4-(4-methoxyphenyl)-3-methyl- 67828-19-7 Fruity, Floral, Sweet Ultra slow
2-Butanoyl-5-methylfuran 90673-55-5 Caramellic, Nutty, Sweet Moderately slow
2-Butanoylthiophene 5333-83-5 Roasted, Nutty, Caramellic Moderately slow
2-Buten-1-ol, 2-methyl-, 1-acetate, (2E)- 19248-94-3 Fruity, Green, Ethereal Very fast
2-Buten-1-ol, 2-methyl-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)- 28219-60-5 Woody, Sandalwood, Amber Very slow
2-Buten-1-ol, 2-(methylthio)methyl- 100482-53-9 Sulfurous, Onion, Meaty Moderately slow
2-Buten-1-ol, 3-phenyl-, 1-acetate 20883-16-3 Floral, Sweet, Fruity Slow
2-Buten-1-one, 1-(2,2-dimethyl-6-methylenecyclohexyl)- 35087-49-1 Fruity, Floral, Green Slow
2-Buten-1-one, 1-(2,2,6-trimethyl-3-cyclohexen-1-yl)- 57350-34-2 Fruity, Floral, Woody Moderately slow
2-Buten-1-one, 1-(2,2,6-trimethylcyclohexyl)- 39900-18-0 Fruity, Floral, Rose Slow
2-Buten-1-one, 1-(2,4,4-trimethyl-2-cyclohexen-1-yl)- 33673-71-1 Fruity, Floral, Rose Slow
2-Buten-1-one, 1-(2,6,6-trimethyl-2-cyclohexen-1-yl)- 23726-94-5 Fruity, Floral, Rose Moderately slow
2-Butenal, 2-ethyl-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)- 65114-02-5 Woody, Herbal, Oily Very slow
2-Butenal, 2-ethyl- 19780-25-7 Fruity, Pungent, Ethereal Ultra fast
2-Butenal, 2,3-dimethyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)- 71850-78-7 Woody, Floral, Sweet Ultra slow
2-Butenal, 4-[6-ethoxy-3a,4,5,6,6a,7-hexahydro-8-hydroxy-3,3,11,11-tetramethyl-13-(3-methyl-2-butenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-2-methyl- 55221-73-3 Woody, Sweet, Floral Moderately fast
2-Butene, 1-isothiocyanato- 2253-93-2 Pungent, Radish, Green Fast
2-Butene, 1,1-diethoxy- 63511-92-2 Fruity, Ethereal, Green Ultra fast
2-Butene, 1,1-dimethoxy- 21962-24-3 Fruity, Ethereal, Green Ultra fast
2-Butene-1,4-diol, (2Z)- 6117-80-2 Ethereal, Alcoholic, Pungent Very slow
2-Butenedioic acid (2E)-, 1,4-bis(4-methylpentyl) ester 3294-12-0 Fruity, Herbal, Winey Ultra slow
2-Butenedioic acid (2E)-, calcium salt (1:1), trihydrate 28376-12-7 Sweet, Odorless, Caramellic
2-Butenedioic acid Sour, Odorless, Winey Ultra slow
2-Butenoic acid, 1-ethyl-2-methylpropyl ester, (2E)- 1370711-06-0 Fruity, Sweet, Apple Moderately fast
2-Butenoic acid, [1,1'-bicyclopentyl]-2-yl ester 68039-73-6 Fruity, Floral, Green Very slow
2-Butenoic acid, 1,3-dimethylbutyl ester 35206-51-0 Fruity, Apple, Herbal Moderately fast
2-Butenoic acid 113192-18-0 Caramellic, Pungent, Spicy Moderately fast
2-Butenoic acid, 2-furanylmethyl ester 59020-84-7 Caramellic, Spicy, Fruity Moderately slow
2-Butenoic acid, 2-methyl-, 1-[8,9-dihydro-9-(2-methyl-1-oxobutoxy)-2-oxo-2H-furo[2,3-h]-1-benzopyran-8-yl]-1-methylethyl ester 158446-39-0 Fruity, Berry, Floral Ultra slow
2-Butenoic acid, 2-methyl-, (1aR,3R,3aR,6aR,7E,9S,10aR)-1a,2,3,3a,4,5,6a,9,10,10a-decahydro-9-hydroxy-1a,8-dimethyl-4-methylene-5-oxooxireno(5,6)cyclodeca(1,2-b)furan-3-yl ester, (2E)- 13323-48-3 Sweet, Caramellic, Mint Ultra slow
2-Butenoic acid, 2-methyl-, (1aR,5R,6R,6aS,9aS,10R,10aR)-dodecahydro-6-hydroxy-1a,5-dimethyl-9-methylene-8-oxooxireno[4,5]cyclodeca[1,2-b]furan-10-yl ester, (2Z)- 111545-46-1 Odorless, Sweet, Caramellic Slow
2-Butenoic acid, 2-methyl-, (1R,2R,8aR)-1,2,3,4,6,8a-hexahydro-7-(1-hydroxy-1-methylethyl)-1,8a-dimethyl-6-oxo-2-naphthalenyl ester, (2Z)- 19887-90-2 Woody, Fruity, Floral Ultra slow
2-Butenoic acid, 2-methyl-, 2-methyl-2-butenyl ester 73003-76-6 Green, Floral, Herbal Moderately fast
2-Butenoic acid, 2-methyl-, 2-methyl-2-propen-1-yl ester, (2E)- 61692-82-8 Fruity, Herbal, Sweet Moderately fast
2-Butenoic acid, 2-methyl-, 2-methylpropyl ester, (2E)- 61692-84-0 Fruity, Sweet, Floral Fast
2-Butenoic acid, 2-methyl-, 2,3,3a,4,5,6,9,10,11,11a-decahydro-6-hydroxy-10-(hydroxymethyl)-6-methyl-3-methylene-2,9-dioxocyclodeca[b]furan-4-yl ester, [3aS-[3aR*,4S*(Z),6S*,7Z,10S*,11aS*]]- 121541-07-9 Sweet, Caramellic, Odorless Ultra slow
2-Butenoic acid, 2-methyl-, 2,3,3a,4,5,8,9,11a-octahydro-6,10-dimethyl-3-methylene-2,9-dioxocyclodeca[b]furan-4-yl ester, [3aR-(3aR*,4S*,6E,10Z,11aS*)]- 63529-14-6 Sweet, Caramellic, Mint Ultra slow
2-Butenoic acid, 2-methyl-, 3-methylbutyl ester, (2E)- 41519-18-0 Fruity, Floral, Herbal Moderate
2-Butenoic acid, 2-methyl-, 3-methylbutyl ester, (2Z)- 10482-55-0 Fruity, Floral, Herbal Moderately fast
2-Butenoic acid, 2-methyl-, 3-methylpentyl ester, (2E)- 61692-81-7 Floral, Fruity, Herbal Moderately slow
2-Butenoic acid, 2-methyl-, 3-methylpentyl ester, (2Z)- 53082-58-9 Floral, Fruity, Herbal Moderate
2-Butenoic acid, 2-methyl-, 3-phenyl-2-propen-1-yl ester, (2E)- 61792-12-9 Sweet, Green, Balsamic Ultra slow
2-Butenoic acid, 2-methyl-, (3S,3aR,4S,6S,9bS)-2,3,3a,5,6,9b-hexahydro-6-hydroxy-3,6,9-trimethyl-2-oxo-4H-cyclohepta(2,1-b:3,4-c')difuran-4-yl ester, (2Z)- 142449-63-6 Sweet, Odorless, Floral Ultra slow
2-Butenoic acid, 2-methyl-, (3Z)-3-hexenyl ester, (2Z)- 84060-80-0 Green, Fruity, Herbal Moderately slow
2-Butenoic acid, 2-methyl-, 4-methylpentyl ester, (E)- 94135-07-6 Fruity, Floral, Herbal Moderately slow
2-Butenoic acid, 2-methyl-, 4,4a,5,6,7,8,8a,9-octahydro-3,4a,5-trimethyl-6-[[3-(methylthio)-1-oxo-2-propenyl]oxy]naphtho[2,3-b]furan-4-yl ester, [4S-[4I+/-(Z),4aI+/-,5I+/-,6I(2)(Z),8aI+/-]]- 34335-97-2 Roasted, Mint, Herbal Ultra slow
2-Butenoic acid, 2-methyl- 13201-46-2 Fruity, Caramellic, Sweet Moderate
2-Butenoic acid, 2-methyl-, decahydro-6-hydroxy-3,4a,5-trimethyl-2-oxo-3a,9a-epoxynaphtho(2,3-b)furan-4-yl ester, (3R-(3alpha,3aalpha,4beta(Z),4abeta,5beta,6beta,8abeta,9aalpha))- 71047-01-3 Odorless, Mint, Sweet Moderate
2-Butenoic acid, 2-methyl-, dodecahydro-7,9-dihydroxy-10-(hydroxymethyl)-6-methyl-3-methylene-2-oxo-6,9-epoxycyclodeca[b]furan-4-yl ester 98204-96-7 Odorless, Sweet, Mint Ultra slow
2-Butenoic acid, 2-methyl-, hexyl ester, (2E)- 16930-96-4 Fruity, Green, Floral Moderately slow