Ethyl 2-ethyl-3-oxohexanoate

  • Identifiers

    Molecular formula
    C10H18O3

    SMILES
    CCCC(=O)C(CC)C(=O)OCC

  • Odor profile

    Fragrance
    Fruity 95.73%
    Green 61.55%
    Apple 55.79%
    Herbal 54.4%
    Winey 50.78%
    Sweet 44.34%
    Pineapple 42.53%
    Tropical 37.8%
    Caramellic 36.23%
    Berry 35.81%

     

    Flavor
    Fruity 82.12%
    Berry 40.14%
    Pineapple 37.78%
    Cheese 37.14%
    Apple 35.57%
    Grape 34.99%
    Fatty 34.25%
    Fruit 33.06%
    Sweet 32.53%
    Creamy 32.48%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    2.1

    pKa est.
    8.01 (weak base)

    Molecular weight
    186.25 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderate

    Boiling point est.
    217°C

    Flash point

    • 91.09 ˚C est.

  • Synonyms

    • ethyl 2-ethyl-3-oxohexanoate
    • NSC2331
    • 2-ETHYL-3-OXO-HEXANOIC ACID, ETHYL ESTER
    • SCHEMBL5957161
    • NSC-2331
    • AKOS010951816
  • Applications

    Ethyl 2-ethyl-3-oxohexanoate is a versatile beta-keto ester commonly used as an intermediate in organic synthesis across fragrance and flavor chemistry, cosmetics/personal care, pharmaceuticals, and general industrial manufacturing. In perfumery it serves as a precursor to aroma compounds; in flavor formulation it participates in the synthesis of complex notes; in cosmetics and personal care it appears as a component in fragrance systems and related intermediates; in pharmaceutical development it functions as a synthetic building block for more advanced intermediates; in industrial manufacturing it acts as a reactive scaffold in process chemistry. This use profile reflects common roles for beta-keto esters and is subject to formulation constraints and regulatory requirements.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3367.52
    methanol 4403.17
    isopropanol 3169.89
    water 4.22
    ethyl acetate 2014.75
    n-propanol 2808.58
    acetone 3744.67
    n-butanol 2524.69
    acetonitrile 3243.34
    DMF 4788.37
    toluene 1185.25
    isobutanol 2309.03
    1,4-dioxane 3592.67
    methyl acetate 2089.82
    THF 4913.76
    2-butanone 2394.98
    n-pentanol 1629.11
    sec-butanol 2647.45
    n-hexane 301.61
    ethylene glycol 687.76
    NMP 4256.96
    cyclohexane 821.76
    DMSO 3655.35
    n-butyl acetate 1360.02
    n-octanol 731.48
    chloroform 8056.59
    n-propyl acetate 1053.62
    acetic acid 4365.98
    dichloromethane 7098.26
    cyclohexanone 4800.17
    propylene glycol 1022.56
    isopropyl acetate 1185.41
    DMAc 2902.79
    2-ethoxyethanol 1433.8
    isopentanol 1894.73
    n-heptane 138.81
    ethyl formate 1815.33
    1,2-dichloroethane 3904.68
    n-hexanol 1463.82
    2-methoxyethanol 2949.36
    isobutyl acetate 661.98
    tetrachloromethane 1014.5
    n-pentyl acetate 938.84
    transcutol 2349.76
    n-heptanol 534.29
    ethylbenzene 629.23
    MIBK 1073.35
    2-propoxyethanol 1777.65
    tert-butanol 3009.44
    MTBE 1687.62
    2-butoxyethanol 797.89
    propionic acid 2512.41
    o-xylene 678.59
    formic acid 1056.47
    diethyl ether 1729.58
    m-xylene 712.99
    p-xylene 873.21
    chlorobenzene 2345.36
    dimethyl carbonate 758.19
    n-octane 74.65
    formamide 1427.4
    cyclopentanone 4431.47
    2-pentanone 1970.27
    anisole 1047.14
    cyclopentyl methyl ether 2139.84
    gamma-butyrolactone 5240.48
    1-methoxy-2-propanol 2104.56
    pyridine 3792.1
    3-pentanone 1374.79
    furfural 3542.02
    n-dodecane 65.54
    diethylene glycol 1220.45
    diisopropyl ether 467.72
    tert-amyl alcohol 2284.32
    acetylacetone 1964.59
    n-hexadecane 77.34
    acetophenone 1100.88
    methyl propionate 1652.38
    isopentyl acetate 1098.61
    trichloroethylene 7619.5
    n-nonanol 590.89
    cyclohexanol 3208.81
    benzyl alcohol 1102.58
    2-ethylhexanol 686.22
    isooctanol 427.29
    dipropyl ether 674.05
    1,2-dichlorobenzene 1785.51
    ethyl lactate 556.51
    propylene carbonate 2778.52
    n-methylformamide 2603.12
    2-pentanol 1612.59
    n-pentane 303.23
    1-propoxy-2-propanol 1170.67
    1-methoxy-2-propyl acetate 1039.01
    2-(2-methoxypropoxy) propanol 695.96
    mesitylene 458.73
    ε-caprolactone 3391.72
    p-cymene 333.41
    epichlorohydrin 4650.79
    1,1,1-trichloroethane 3846.49
    2-aminoethanol 1332.53
    morpholine-4-carbaldehyde 2919.9
    sulfolane 5376.87
    2,2,4-trimethylpentane 128.45
    2-methyltetrahydrofuran 3525.42
    n-hexyl acetate 1432.75
    isooctane 101.31
    2-(2-butoxyethoxy)ethanol 956.16
    sec-butyl acetate 670.63
    tert-butyl acetate 1145.11
    decalin 243.9
    glycerin 1015.42
    diglyme 1699.26
    acrylic acid 2159.24
    isopropyl myristate 453.24
    n-butyric acid 3211.72
    acetyl acetate 1353.71
    di(2-ethylhexyl) phthalate 432.01
    ethyl propionate 940.76
    nitromethane 5054.17
    1,2-diethoxyethane 1015.36
    benzonitrile 1932.08
    trioctyl phosphate 358.95
    1-bromopropane 2314.26
    gamma-valerolactone 4467.88
    n-decanol 402.12
    triethyl phosphate 390.93
    4-methyl-2-pentanol 690.79
    propionitrile 2374.63
    vinylene carbonate 2610.17
    1,1,2-trichlorotrifluoroethane 2796.54
    DMS 915.8
    cumene 389.71
    2-octanol 496.46
    2-hexanone 1179.82
    octyl acetate 629.44
    limonene 587.09
    1,2-dimethoxyethane 2321.64
    ethyl orthosilicate 352.52
    tributyl phosphate 436.38
    diacetone alcohol 1269.35
    N,N-dimethylaniline 688.04
    acrylonitrile 2825.74
    aniline 1560.99
    1,3-propanediol 1924.43
    bromobenzene 2568.37
    dibromomethane 4709.51
    1,1,2,2-tetrachloroethane 5904.21
    2-methyl-cyclohexyl acetate 706.13
    tetrabutyl urea 571.29
    diisobutyl methanol 353.78
    2-phenylethanol 955.34
    styrene 871.49
    dioctyl adipate 647.68
    dimethyl sulfate 1198.29
    ethyl butyrate 849.75
    methyl lactate 858.35
    butyl lactate 707.39
    diethyl carbonate 610.22
    propanediol butyl ether 933.21
    triethyl orthoformate 535.36
    p-tert-butyltoluene 321.92
    methyl 4-tert-butylbenzoate 806.52
    morpholine 4196.93
    tert-butylamine 1772.0
    n-dodecanol 285.11
    dimethoxymethane 2013.14
    ethylene carbonate 2213.91
    cyrene 844.54
    2-ethoxyethyl acetate 948.48
    2-ethylhexyl acetate 778.82
    1,2,4-trichlorobenzene 2016.19
    4-methylpyridine 3592.95
    dibutyl ether 712.4
    2,6-dimethyl-4-heptanol 353.78
    DEF 2174.8
    dimethyl isosorbide 1260.42
    tetrachloroethylene 3616.76
    eugenol 755.12
    triacetin 929.15
    span 80 795.37
    1,4-butanediol 843.44
    1,1-dichloroethane 4474.15
    2-methyl-1-pentanol 1239.17
    methyl formate 2063.08
    2-methyl-1-butanol 1905.16
    n-decane 118.17
    butyronitrile 2792.98
    3,7-dimethyl-1-octanol 606.24
    1-chlorooctane 521.74
    1-chlorotetradecane 185.52
    n-nonane 123.08
    undecane 84.34
    tert-butylcyclohexane 185.1
    cyclooctane 167.87
    cyclopentanol 3237.24
    tetrahydropyran 4194.69
    tert-amyl methyl ether 1133.96
    2,5,8-trioxanonane 1111.97
    1-hexene 967.98
    2-isopropoxyethanol 910.25
    2,2,2-trifluoroethanol 1020.9
    methyl butyrate 1489.0

    Scent© AI

1 of 4
Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
No restriction
Category 2
Products applied to the axillae
No restriction Category 7B
Leave-on products applied to the hair with some hand contact
No restriction
Category 3
Products applied to the face/body using fingertips
No restriction Category 8
Products with significant anogenital exposure
No restriction
Category 4
Products related to fine fragrance
No restriction Category 9
Products with body and hand exposure, primarily rinse off
No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
No restriction Category 10A
Household care products with mostly hand contact
No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
No restriction
Category 5D
Baby Creams, baby Oils and baby talc
No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
No restriction
Category 6
Products with oral and lip exposure
No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
No restriction