11-Hexadecenyl acetate, (11Z)-

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  • Identifiers

    CAS number
    34010-21-4

    Molecular formula
    C18H34O2

    SMILES
    CCCC/C=C\CCCCCCCCCCOC(=O)C

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Fatty 68.11%
    Waxy 62.96%
    Fruity 61.97%
    Oily 56.53%
    Citrus 35.45%
    Sweet 34.42%
    Fresh 32.42%
    Floral 31.91%
    Rose 28.88%
    Clean 28.47%

     

    Flavor
    Waxy 51.47%
    Oily 31.77%
    Fatty 29.33%
    Floral 28.61%
    Soapy 28.09%
    Rose 25.28%
    Mild 25.19%
    Fresh 24.82%
    Wax 24.63%
    Fruity 24.49%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    6.9

    pKa est.
    7.35 (neutral)

    Molecular weight
    282.5 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    340°C

    Flash point

    • 155.23 ˚C est.

  • Synonyms

    • 34010-21-4
    • (Z)-11-Hexadecenyl acetate
    • (Z)-11-Hexadecen-1-ol acetate
    • (Z)-11-HEXADECEN-1-YL ACETATE
    • [(Z)-hexadec-11-enyl] acetate
    • 11-Hexadecen-1-ol, acetate, (Z)-
    • 11-Hexadecenyl acetate, (11Z)-
    • 2TVB86A4XQ
    • EPA Pesticide Chemical Code 129101
    • 11-Hexadecen-1-ol, acetate, (11Z)-
    • EINECS 251-791-6
    • CIS-11-HEXADECEN-1-OL ACETATE
    • AI3-33609
    • 11-Hexadecen-1-ol, 1-acetate, (11Z)-
    • DTXSID6035730
    • HEXADECENYL ACETATE, (Z)-11-
    • ((Z)-hexadec-11-enyl) acetate
    • RefChem:437246
    • DTXCID4015730
    • (Z)-Hexadec-11-en-1-yl acetate
    • 11Z-Hexadecenyl acetate
    • MFCD00009875
    • Z-11-hexadecenyl acetate
    • (11Z)-hexadec-11-en-1-yl acetate
    • Z-11-Hexadecen-1-yl acetate
    • (11Z)-11-Hexadecenyl acetate
    • UNII-2TVB86A4XQ
    • (Z)-Hexadec-11-en-1-ylacetate
    • (Z)-11-Hexadecenylacetate
    • SCHEMBL434978
    • CHEBI:196182
    • (Z)-11-Hexadecen-1-yl acetate 100 microg/mL in Acetonitrile
    • LMFA07010362
    • AKOS015837796
    • AS-77893
    • CS-0152445
    • NS00022070
    • D94933
    • F689678
    • Q27255591
    • 34010-21-4

  • Applications

    11-Hexadecenyl acetate, (11Z)- (CAS 34010-21-4) is primarily used as an odor-active ingredient and fixative in the fragrance industry and cosmetics, including perfumes, lotions, shampoos, and creams; it is also used as a fragrance component in household products such as cleaners and laundry detergents. It can serve as a fragrance ingredient in coatings and inks to impart or extend aroma in scented finishes, packaging, or printed materials. In industrial manufacturing, it often functions as an intermediate or building block in the synthesis of other fragrance compounds. The use may be subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 451.73
    methanol 342.08
    isopropanol 505.89
    water 0.01
    ethyl acetate 1000.59
    n-propanol 480.41
    acetone 875.77
    n-butanol 519.88
    acetonitrile 288.06
    DMF 726.83
    toluene 360.27
    isobutanol 432.17
    1,4-dioxane 1100.14
    methyl acetate 536.57
    THF 2133.27
    2-butanone 919.99
    n-pentanol 430.71
    sec-butanol 549.85
    n-hexane 238.16
    ethylene glycol 14.82
    NMP 932.51
    cyclohexane 653.74
    DMSO 1099.34
    n-butyl acetate 895.03
    n-octanol 223.7
    chloroform 1684.99
    n-propyl acetate 978.42
    acetic acid 231.88
    dichloromethane 1752.83
    cyclohexanone 1858.34
    propylene glycol 63.12
    isopropyl acetate 848.02
    DMAc 994.23
    2-ethoxyethanol 568.28
    isopentanol 591.69
    n-heptane 151.24
    ethyl formate 319.13
    1,2-dichloroethane 1341.19
    n-hexanol 382.1
    2-methoxyethanol 593.07
    isobutyl acetate 616.92
    tetrachloromethane 354.83
    n-pentyl acetate 789.63
    transcutol 2464.06
    n-heptanol 211.8
    ethylbenzene 282.61
    MIBK 804.02
    2-propoxyethanol 604.54
    tert-butanol 783.83
    MTBE 1215.23
    2-butoxyethanol 442.96
    propionic acid 256.63
    o-xylene 297.46
    formic acid 34.72
    diethyl ether 1263.8
    m-xylene 286.69
    p-xylene 362.38
    chlorobenzene 483.35
    dimethyl carbonate 127.56
    n-octane 51.74
    formamide 69.91
    cyclopentanone 1449.72
    2-pentanone 1066.36
    anisole 492.01
    cyclopentyl methyl ether 1332.47
    gamma-butyrolactone 1087.54
    1-methoxy-2-propanol 651.35
    pyridine 863.25
    3-pentanone 697.62
    furfural 731.73
    n-dodecane 27.29
    diethylene glycol 206.64
    diisopropyl ether 407.94
    tert-amyl alcohol 733.31
    acetylacetone 897.16
    n-hexadecane 33.84
    acetophenone 491.26
    methyl propionate 551.35
    isopentyl acetate 868.31
    trichloroethylene 1758.2
    n-nonanol 214.17
    cyclohexanol 792.63
    benzyl alcohol 308.96
    2-ethylhexanol 365.72
    isooctanol 230.45
    dipropyl ether 827.81
    1,2-dichlorobenzene 522.23
    ethyl lactate 243.67
    propylene carbonate 602.76
    n-methylformamide 217.84
    2-pentanol 490.75
    n-pentane 142.65
    1-propoxy-2-propanol 615.69
    1-methoxy-2-propyl acetate 723.13
    2-(2-methoxypropoxy) propanol 444.42
    mesitylene 221.22
    ε-caprolactone 1356.02
    p-cymene 184.99
    epichlorohydrin 1478.83
    1,1,1-trichloroethane 1284.59
    2-aminoethanol 83.91
    morpholine-4-carbaldehyde 887.1
    sulfolane 1429.9
    2,2,4-trimethylpentane 86.32
    2-methyltetrahydrofuran 1946.44
    n-hexyl acetate 835.6
    isooctane 59.92
    2-(2-butoxyethoxy)ethanol 648.36
    sec-butyl acetate 754.07
    tert-butyl acetate 992.91
    decalin 194.17
    glycerin 81.73
    diglyme 1311.06
    acrylic acid 129.66
    isopropyl myristate 284.96
    n-butyric acid 742.44
    acetyl acetate 443.56
    di(2-ethylhexyl) phthalate 201.28
    ethyl propionate 782.11
    nitromethane 497.3
    1,2-diethoxyethane 1176.15
    benzonitrile 400.64
    trioctyl phosphate 152.62
    1-bromopropane 1089.44
    gamma-valerolactone 1626.86
    n-decanol 141.02
    triethyl phosphate 301.27
    4-methyl-2-pentanol 301.43
    propionitrile 387.38
    vinylene carbonate 427.11
    1,1,2-trichlorotrifluoroethane 763.79
    DMS 378.83
    cumene 199.23
    2-octanol 195.95
    2-hexanone 917.74
    octyl acetate 331.55
    limonene 409.33
    1,2-dimethoxyethane 1346.49
    ethyl orthosilicate 327.69
    tributyl phosphate 217.84
    diacetone alcohol 737.91
    N,N-dimethylaniline 353.82
    acrylonitrile 294.83
    aniline 340.9
    1,3-propanediol 205.6
    bromobenzene 590.85
    dibromomethane 1288.36
    1,1,2,2-tetrachloroethane 1841.58
    2-methyl-cyclohexyl acetate 598.17
    tetrabutyl urea 315.72
    diisobutyl methanol 250.55
    2-phenylethanol 298.68
    styrene 338.36
    dioctyl adipate 427.73
    dimethyl sulfate 249.22
    ethyl butyrate 787.89
    methyl lactate 173.0
    butyl lactate 424.28
    diethyl carbonate 390.54
    propanediol butyl ether 347.88
    triethyl orthoformate 561.82
    p-tert-butyltoluene 175.81
    methyl 4-tert-butylbenzoate 458.84
    morpholine 1662.1
    tert-butylamine 540.39
    n-dodecanol 104.07
    dimethoxymethane 636.01
    ethylene carbonate 445.04
    cyrene 371.88
    2-ethoxyethyl acetate 781.18
    2-ethylhexyl acetate 709.25
    1,2,4-trichlorobenzene 576.52
    4-methylpyridine 910.14
    dibutyl ether 786.38
    2,6-dimethyl-4-heptanol 250.55
    DEF 1029.43
    dimethyl isosorbide 851.04
    tetrachloroethylene 1129.1
    eugenol 352.58
    triacetin 684.13
    span 80 444.3
    1,4-butanediol 82.69
    1,1-dichloroethane 1277.94
    2-methyl-1-pentanol 451.89
    methyl formate 127.56
    2-methyl-1-butanol 511.53
    n-decane 65.04
    butyronitrile 593.59
    3,7-dimethyl-1-octanol 281.32
    1-chlorooctane 280.65
    1-chlorotetradecane 88.59
    n-nonane 67.42
    undecane 39.14
    tert-butylcyclohexane 135.31
    cyclooctane 141.94
    cyclopentanol 650.49
    tetrahydropyran 2287.18
    tert-amyl methyl ether 894.58
    2,5,8-trioxanonane 800.87
    1-hexene 576.46
    2-isopropoxyethanol 516.87
    2,2,2-trifluoroethanol 65.01
    methyl butyrate 1048.94

    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