Ethyl 4-methylhex-4-enoate

  • Identifiers

    Molecular formula
    C9H16O2

    SMILES
    CCOC(=O)CCC(=CC)C

  • Odor profile

    Fragrance
    Fruity 93.71%
    Green 73.4%
    Apple 62.01%
    Tropical 54.29%
    Pineapple 49.99%
    Floral 49.57%
    Sweet 48.58%
    Winey 43.64%
    Pear 42.52%
    Waxy 39.35%

     

    Flavor
    Fruity 80.98%
    Green 59.15%
    Apple 54.29%
    Sweet 52.21%
    Fruit 44.9%
    Tropical 43.44%
    Pineapple 41.74%
    Banana 40.18%
    Rose 40.15%
    Pear 40.03%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.4

    pKa est.
    9.22 (weak base)

    Molecular weight
    156.22 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Fast

    Boiling point est.
    184°C

    Flash point

    • 70.0 ˚C est.

  • Applications

    Ethyl 4-methylhex-4-enoate is an unsaturated ester bearing a branch, commonly considered a functional monomer for radical polymerization to form specialty polymers, including polyesters and acrylate copolymers used in coatings, paints, inks, and adhesives. It may also serve as a fragrance and flavor chemistry intermediate, providing building blocks for perfumery and flavor formulations, and can be used as a component in cosmetic and personal-care formulations. Furthermore, the compound can act as a precursor in organic synthesis for pharmaceutical and agrochemical R&D, and may participate as a reactive building block in specialty plastics and rubber systems, subject to local regulations and formulation conditions.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1998.15
    methanol 2101.33
    isopropanol 1693.04
    water 3.5
    ethyl acetate 852.59
    n-propanol 1347.6
    acetone 1072.23
    n-butanol 1274.47
    acetonitrile 951.77
    DMF 1461.35
    toluene 513.67
    isobutanol 971.9
    1,4-dioxane 2167.05
    methyl acetate 758.31
    THF 1711.77
    2-butanone 818.0
    n-pentanol 814.98
    sec-butanol 1238.38
    n-hexane 159.81
    ethylene glycol 312.24
    NMP 1012.44
    cyclohexane 249.89
    DMSO 987.79
    n-butyl acetate 535.52
    n-octanol 283.9
    chloroform 2629.63
    n-propyl acetate 379.89
    acetic acid 1230.48
    dichloromethane 1826.51
    cyclohexanone 1112.48
    propylene glycol 488.98
    isopropyl acetate 502.54
    DMAc 1264.07
    2-ethoxyethanol 943.32
    isopentanol 999.15
    n-heptane 60.02
    ethyl formate 446.83
    1,2-dichloroethane 1014.07
    n-hexanol 729.57
    2-methoxyethanol 1585.19
    isobutyl acetate 253.22
    tetrachloromethane 404.56
    n-pentyl acetate 301.27
    transcutol 2194.93
    n-heptanol 264.71
    ethylbenzene 275.47
    MIBK 371.89
    2-propoxyethanol 959.88
    tert-butanol 1850.91
    MTBE 1212.74
    2-butoxyethanol 459.53
    propionic acid 783.41
    o-xylene 312.98
    formic acid 400.16
    diethyl ether 1048.69
    m-xylene 319.31
    p-xylene 342.25
    chlorobenzene 580.74
    dimethyl carbonate 187.62
    n-octane 27.48
    formamide 510.04
    cyclopentanone 987.31
    2-pentanone 654.81
    anisole 541.02
    cyclopentyl methyl ether 760.06
    gamma-butyrolactone 962.53
    1-methoxy-2-propanol 1026.84
    pyridine 1349.96
    3-pentanone 451.19
    furfural 890.05
    n-dodecane 25.53
    diethylene glycol 679.87
    diisopropyl ether 245.04
    tert-amyl alcohol 1305.48
    acetylacetone 626.17
    n-hexadecane 28.59
    acetophenone 425.02
    methyl propionate 499.12
    isopentyl acetate 481.86
    trichloroethylene 1794.6
    n-nonanol 248.36
    cyclohexanol 1025.45
    benzyl alcohol 500.21
    2-ethylhexanol 367.06
    isooctanol 208.38
    dipropyl ether 326.0
    1,2-dichlorobenzene 486.97
    ethyl lactate 200.33
    propylene carbonate 522.5
    n-methylformamide 646.53
    2-pentanol 824.27
    n-pentane 141.49
    1-propoxy-2-propanol 572.94
    1-methoxy-2-propyl acetate 461.87
    2-(2-methoxypropoxy) propanol 479.89
    mesitylene 179.74
    ε-caprolactone 956.92
    p-cymene 136.51
    epichlorohydrin 1218.19
    1,1,1-trichloroethane 1141.42
    2-aminoethanol 734.57
    morpholine-4-carbaldehyde 1289.39
    sulfolane 919.4
    2,2,4-trimethylpentane 73.0
    2-methyltetrahydrofuran 1411.11
    n-hexyl acetate 483.28
    isooctane 48.66
    2-(2-butoxyethoxy)ethanol 664.31
    sec-butyl acetate 312.48
    tert-butyl acetate 522.52
    decalin 104.86
    glycerin 505.85
    diglyme 1074.89
    acrylic acid 575.91
    isopropyl myristate 174.4
    n-butyric acid 1073.17
    acetyl acetate 482.53
    di(2-ethylhexyl) phthalate 186.33
    ethyl propionate 358.71
    nitromethane 1225.01
    1,2-diethoxyethane 713.57
    benzonitrile 583.42
    trioctyl phosphate 117.57
    1-bromopropane 790.04
    gamma-valerolactone 1330.76
    n-decanol 174.92
    triethyl phosphate 166.46
    4-methyl-2-pentanol 383.24
    propionitrile 788.2
    vinylene carbonate 491.22
    1,1,2-trichlorotrifluoroethane 941.25
    DMS 342.4
    cumene 177.86
    2-octanol 195.84
    2-hexanone 433.9
    octyl acetate 220.8
    limonene 226.78
    1,2-dimethoxyethane 1292.95
    ethyl orthosilicate 181.53
    tributyl phosphate 160.47
    diacetone alcohol 560.04
    N,N-dimethylaniline 361.73
    acrylonitrile 775.27
    aniline 681.73
    1,3-propanediol 976.56
    bromobenzene 610.39
    dibromomethane 1286.3
    1,1,2,2-tetrachloroethane 1644.93
    2-methyl-cyclohexyl acetate 297.5
    tetrabutyl urea 192.22
    diisobutyl methanol 182.04
    2-phenylethanol 438.96
    styrene 372.43
    dioctyl adipate 258.62
    dimethyl sulfate 283.11
    ethyl butyrate 335.69
    methyl lactate 265.8
    butyl lactate 242.29
    diethyl carbonate 237.54
    propanediol butyl ether 430.63
    triethyl orthoformate 254.81
    p-tert-butyltoluene 138.97
    methyl 4-tert-butylbenzoate 334.45
    morpholine 2662.25
    tert-butylamine 1222.73
    n-dodecanol 130.26
    dimethoxymethane 689.25
    ethylene carbonate 431.58
    cyrene 365.26
    2-ethoxyethyl acetate 442.97
    2-ethylhexyl acetate 380.13
    1,2,4-trichlorobenzene 575.65
    4-methylpyridine 1261.65
    dibutyl ether 333.13
    2,6-dimethyl-4-heptanol 182.04
    DEF 844.32
    dimethyl isosorbide 615.12
    tetrachloroethylene 1097.82
    eugenol 357.35
    triacetin 404.92
    span 80 432.82
    1,4-butanediol 371.84
    1,1-dichloroethane 1322.74
    2-methyl-1-pentanol 675.97
    methyl formate 384.19
    2-methyl-1-butanol 936.76
    n-decane 42.68
    butyronitrile 862.24
    3,7-dimethyl-1-octanol 290.13
    1-chlorooctane 172.87
    1-chlorotetradecane 68.64
    n-nonane 41.49
    undecane 31.59
    tert-butylcyclohexane 98.91
    cyclooctane 58.64
    cyclopentanol 915.09
    tetrahydropyran 1896.72
    tert-amyl methyl ether 743.85
    2,5,8-trioxanonane 733.08
    1-hexene 495.89
    2-isopropoxyethanol 598.18
    2,2,2-trifluoroethanol 316.09
    methyl butyrate 493.25

    Scent© AI

1 of 3
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