10-Undecen-2-one

Overview IFRA Request a quote

  • Identifiers

    CAS number
    36219-73-5

    Molecular formula
    C11H20O

    SMILES
    CC(=O)CCCCCCCC=C

  • Odor profile

    Fragrance
    Fruity 80.69%
    Fatty 72.54%
    Waxy 58.2%
    Green 57.8%
    Citrus 49.19%
    Floral 46.48%
    Fresh 44.27%
    Dairy 42.12%
    Cheesy 39.13%
    Herbal 38.74%

     

    Flavor
    Fruity 64.15%
    Floral 58.73%
    Waxy 48.1%
    Fresh 42.4%
    Citrus 42.13%
    Orange 37.78%
    Fatty 36.55%
    Herbal 33.32%
    Green 31.35%
    Woody 30.6%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    3.7

    pKa est.
    7.65 (neutral)

    Molecular weight
    168.28 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point

    • 254.00 to 255.00 °C. @ 760.00 mm Hg

    Flash point

    • 88.12 ˚C est.

    Solubility expt.

    • Practically insoluble to insoluble in water
    • Soluble (in ethanol)

  • Synonyms

    • 10-undecen-2-one
    • Undec-10-en-2-one
    • 36219-73-5
    • EINECS 252-924-0
    • UNII-86926W49Y2
    • 86926W49Y2
    • FEMA NO. 4406
    • DTXSID90189772
    • 10-UNDECEN-2-ONE [FHFI]
    • SCHEMBL3112070
    • DTXCID50112263
    • CHEBI:169645
    • FJHNSGVMPSITEQ-UHFFFAOYSA-N
    • LMFA12000157
    • NS00022099
    • Q27269721

  • Applications

    10-Undecen-2-one is used primarily as a chemical intermediate in fragrance and flavor chemistry, where it can function as a fragrance ingredient or synthesis intermediate and may serve as a source for aroma-profile development in formulated products. The molecule's terminal vinyl group also enables participation in polymer and resin formulations as a reactive monomer or co-monomer for specialty polymers bearing ketone functionality. In broader industrial manufacturing, it is employed as a building block in organic syntheses to access more complex intermediates or specialty chemicals, with application and handling governed by formulation requirements and local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3795.43
    methanol 3461.92
    isopropanol 3623.86
    water 0.11
    ethyl acetate 2691.31
    n-propanol 3142.19
    acetone 4044.27
    n-butanol 2865.11
    acetonitrile 1771.08
    DMF 1921.54
    toluene 949.06
    isobutanol 2245.54
    1,4-dioxane 3200.84
    methyl acetate 1740.77
    THF 4477.59
    2-butanone 2834.46
    n-pentanol 2056.97
    sec-butanol 2821.98
    n-hexane 2037.9
    ethylene glycol 285.44
    NMP 1304.64
    cyclohexane 1435.87
    DMSO 2683.41
    n-butyl acetate 2206.23
    n-octanol 814.79
    chloroform 3644.99
    n-propyl acetate 1722.53
    acetic acid 1266.26
    dichloromethane 2772.36
    cyclohexanone 3215.73
    propylene glycol 716.91
    isopropyl acetate 1678.53
    DMAc 1349.27
    2-ethoxyethanol 1724.25
    isopentanol 2381.65
    n-heptane 721.1
    ethyl formate 905.97
    1,2-dichloroethane 2038.46
    n-hexanol 2374.59
    2-methoxyethanol 2529.17
    isobutyl acetate 991.9
    tetrachloromethane 699.0
    n-pentyl acetate 1095.21
    transcutol 5918.74
    n-heptanol 770.62
    ethylbenzene 621.83
    MIBK 1399.29
    2-propoxyethanol 2466.99
    tert-butanol 3783.77
    MTBE 3429.98
    2-butoxyethanol 1081.7
    propionic acid 1356.76
    o-xylene 564.01
    formic acid 236.88
    diethyl ether 4311.75
    m-xylene 654.81
    p-xylene 695.79
    chlorobenzene 975.89
    dimethyl carbonate 266.0
    n-octane 194.14
    formamide 310.1
    cyclopentanone 2557.42
    2-pentanone 2704.36
    anisole 885.95
    cyclopentyl methyl ether 2710.5
    gamma-butyrolactone 2087.17
    1-methoxy-2-propanol 2180.58
    pyridine 2109.42
    3-pentanone 1663.0
    furfural 1338.65
    n-dodecane 88.49
    diethylene glycol 1096.8
    diisopropyl ether 1109.85
    tert-amyl alcohol 2703.16
    acetylacetone 1678.32
    n-hexadecane 103.14
    acetophenone 700.02
    methyl propionate 1393.75
    isopentyl acetate 1759.12
    trichloroethylene 2942.0
    n-nonanol 675.9
    cyclohexanol 2500.6
    benzyl alcohol 708.73
    2-ethylhexanol 1434.75
    isooctanol 663.88
    dipropyl ether 2373.74
    1,2-dichlorobenzene 800.26
    ethyl lactate 477.44
    propylene carbonate 1083.13
    n-methylformamide 858.54
    2-pentanol 2225.88
    n-pentane 952.5
    1-propoxy-2-propanol 2168.68
    1-methoxy-2-propyl acetate 1454.88
    2-(2-methoxypropoxy) propanol 921.97
    mesitylene 445.21
    ε-caprolactone 2209.56
    p-cymene 367.07
    epichlorohydrin 2405.64
    1,1,1-trichloroethane 2164.25
    2-aminoethanol 892.8
    morpholine-4-carbaldehyde 1580.38
    sulfolane 2000.27
    2,2,4-trimethylpentane 267.13
    2-methyltetrahydrofuran 4121.01
    n-hexyl acetate 1495.49
    isooctane 239.91
    2-(2-butoxyethoxy)ethanol 1442.53
    sec-butyl acetate 1126.92
    tert-butyl acetate 1572.92
    decalin 451.35
    glycerin 635.29
    diglyme 2295.88
    acrylic acid 732.04
    isopropyl myristate 490.85
    n-butyric acid 2502.27
    acetyl acetate 934.82
    di(2-ethylhexyl) phthalate 349.24
    ethyl propionate 1285.28
    nitromethane 1561.75
    1,2-diethoxyethane 2474.89
    benzonitrile 951.53
    trioctyl phosphate 276.57
    1-bromopropane 2453.04
    gamma-valerolactone 2687.92
    n-decanol 468.42
    triethyl phosphate 390.22
    4-methyl-2-pentanol 1041.95
    propionitrile 1760.0
    vinylene carbonate 843.63
    1,1,2-trichlorotrifluoroethane 1497.73
    DMS 671.26
    cumene 392.8
    2-octanol 586.69
    2-hexanone 1988.64
    octyl acetate 554.36
    limonene 794.3
    1,2-dimethoxyethane 2888.83
    ethyl orthosilicate 446.14
    tributyl phosphate 393.76
    diacetone alcohol 1343.71
    N,N-dimethylaniline 558.65
    acrylonitrile 1376.03
    aniline 1093.35
    1,3-propanediol 1385.68
    bromobenzene 1079.45
    dibromomethane 2410.17
    1,1,2,2-tetrachloroethane 2677.77
    2-methyl-cyclohexyl acetate 829.29
    tetrabutyl urea 475.81
    diisobutyl methanol 729.48
    2-phenylethanol 810.62
    styrene 800.11
    dioctyl adipate 622.55
    dimethyl sulfate 388.03
    ethyl butyrate 1376.79
    methyl lactate 490.43
    butyl lactate 733.99
    diethyl carbonate 662.96
    propanediol butyl ether 1020.45
    triethyl orthoformate 885.25
    p-tert-butyltoluene 368.25
    methyl 4-tert-butylbenzoate 596.52
    morpholine 4309.25
    tert-butylamine 2609.46
    n-dodecanol 345.63
    dimethoxymethane 1399.47
    ethylene carbonate 882.96
    cyrene 564.29
    2-ethoxyethyl acetate 1133.62
    2-ethylhexyl acetate 1350.91
    1,2,4-trichlorobenzene 860.73
    4-methylpyridine 2110.59
    dibutyl ether 1979.29
    2,6-dimethyl-4-heptanol 729.48
    DEF 1986.24
    dimethyl isosorbide 1228.18
    tetrachloroethylene 1821.62
    eugenol 575.71
    triacetin 945.81
    span 80 931.39
    1,4-butanediol 494.04
    1,1-dichloroethane 2654.24
    2-methyl-1-pentanol 1598.42
    methyl formate 500.94
    2-methyl-1-butanol 2080.96
    n-decane 202.23
    butyronitrile 2136.35
    3,7-dimethyl-1-octanol 880.68
    1-chlorooctane 647.02
    1-chlorotetradecane 203.91
    n-nonane 245.44
    undecane 127.09
    tert-butylcyclohexane 414.76
    cyclooctane 398.48
    cyclopentanol 2148.99
    tetrahydropyran 5325.18
    tert-amyl methyl ether 2111.54
    2,5,8-trioxanonane 1391.49
    1-hexene 3783.67
    2-isopropoxyethanol 1335.08
    2,2,2-trifluoroethanol 253.93
    methyl butyrate 1724.68

    Scent© AI

1 4

IFRA standard 51

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