5-Eicosene, (E)-

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  • Identifiers

    CAS number
    21400-12-4

    Molecular formula
    C20H40

    SMILES
    CCCCCCCCCCCCCC/C=C/CCCC

  • Odor profile

    Waxy 72.29%
    Fatty 41.58%
    Oily 36.95%
    Gassy 22.64%
    Odorless 20.03%
    Sweet 20.03%
    Fishy 19.33%
    Meaty 18.09%
    Savory 15.01%
    Burnt 12.72%

    Scent© AI

  • Properties

    XLogP3-AA
    10.1

    pKa est.
    7.95 (neutral)

    Molecular weight
    280.5 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    346°C

    Flash point est.
    159.97 ˚C

  • Synonyms

    • (E)-icos-5-ene
    • 5-Eicosene, (E)-
    • 21400-12-4
    • (5E)-5-Icosene
    • 5-Eicosene
    • [E]-5-Eicosene
    • (5E)-Icos-5-ene
    • 74685-30-6
    • DTXSID30880872
    • (e)-5-eicosene
    • 5-Didecene
    • Eicos-5-ene
    • DTXCID401022221
    • NS00076510

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 84.64
    methanol 27.9
    isopropanol 158.19
    water 0.0
    ethyl acetate 1302.86
    n-propanol 156.87
    acetone 614.03
    n-butanol 286.43
    acetonitrile 106.86
    DMF 316.23
    toluene 994.64
    isobutanol 205.78
    1,4-dioxane 1380.89
    methyl acetate 469.48
    THF 3598.37
    2-butanone 866.83
    n-pentanol 221.1
    sec-butanol 296.71
    n-hexane 1456.55
    ethylene glycol 2.72
    NMP 850.87
    cyclohexane 4717.82
    DMSO 518.34
    n-butyl acetate 2986.02
    n-octanol 378.34
    chloroform 1812.77
    n-propyl acetate 1337.46
    acetic acid 79.04
    dichloromethane 1768.58
    cyclohexanone 2465.29
    propylene glycol 12.71
    isopropyl acetate 1507.27
    DMAc 648.86
    2-ethoxyethanol 216.95
    isopentanol 491.52
    n-heptane 3562.56
    ethyl formate 235.11
    1,2-dichloroethane 1718.46
    n-hexanol 512.59
    2-methoxyethanol 204.16
    isobutyl acetate 1130.74
    tetrachloromethane 767.9
    n-pentyl acetate 1711.52
    transcutol 1957.7
    n-heptanol 365.35
    ethylbenzene 728.97
    MIBK 1380.27
    2-propoxyethanol 515.03
    tert-butanol 514.97
    MTBE 1936.5
    2-butoxyethanol 457.74
    propionic acid 124.52
    o-xylene 825.1
    formic acid 3.67
    diethyl ether 2074.22
    m-xylene 763.71
    p-xylene 943.09
    chlorobenzene 818.69
    dimethyl carbonate 152.06
    n-octane 794.97
    formamide 9.15
    cyclopentanone 1871.85
    2-pentanone 1421.21
    anisole 865.0
    cyclopentyl methyl ether 3041.57
    gamma-butyrolactone 1185.71
    1-methoxy-2-propanol 317.28
    pyridine 1039.53
    3-pentanone 1233.72
    furfural 587.94
    n-dodecane 242.74
    diethylene glycol 88.67
    diisopropyl ether 1615.26
    tert-amyl alcohol 615.86
    acetylacetone 1183.36
    n-hexadecane 311.41
    acetophenone 778.56
    methyl propionate 632.08
    isopentyl acetate 2778.88
    trichloroethylene 2063.46
    n-nonanol 438.73
    cyclohexanol 864.28
    benzyl alcohol 232.08
    2-ethylhexanol 1119.01
    isooctanol 494.47
    dipropyl ether 5315.94
    1,2-dichlorobenzene 925.21
    ethyl lactate 221.02
    propylene carbonate 747.42
    n-methylformamide 57.36
    2-pentanol 464.84
    n-pentane 925.44
    1-propoxy-2-propanol 987.67
    1-methoxy-2-propyl acetate 1607.1
    2-(2-methoxypropoxy) propanol 533.94
    mesitylene 723.47
    ε-caprolactone 1742.04
    p-cymene 1058.24
    epichlorohydrin 1562.86
    1,1,1-trichloroethane 2491.27
    2-aminoethanol 14.65
    morpholine-4-carbaldehyde 704.23
    sulfolane 1614.19
    2,2,4-trimethylpentane 505.57
    2-methyltetrahydrofuran 3313.7
    n-hexyl acetate 1623.89
    isooctane 445.87
    2-(2-butoxyethoxy)ethanol 674.54
    sec-butyl acetate 1452.52
    tert-butyl acetate 2331.4
    decalin 1139.08
    glycerin 19.67
    diglyme 1877.63
    acrylic acid 56.26
    isopropyl myristate 930.91
    n-butyric acid 515.58
    acetyl acetate 704.63
    di(2-ethylhexyl) phthalate 328.39
    ethyl propionate 1291.48
    nitromethane 187.03
    1,2-diethoxyethane 3084.4
    benzonitrile 375.75
    trioctyl phosphate 326.56
    1-bromopropane 2174.06
    gamma-valerolactone 1433.13
    n-decanol 328.62
    triethyl phosphate 986.43
    4-methyl-2-pentanol 424.81
    propionitrile 242.32
    vinylene carbonate 403.95
    1,1,2-trichlorotrifluoroethane 528.25
    DMS 590.26
    cumene 576.29
    2-octanol 399.76
    2-hexanone 1293.94
    octyl acetate 840.97
    limonene 2373.7
    1,2-dimethoxyethane 1274.37
    ethyl orthosilicate 1170.67
    tributyl phosphate 465.7
    diacetone alcohol 946.37
    N,N-dimethylaniline 736.57
    acrylonitrile 138.09
    aniline 411.22
    1,3-propanediol 58.31
    bromobenzene 1269.01
    dibromomethane 1606.21
    1,1,2,2-tetrachloroethane 2306.86
    2-methyl-cyclohexyl acetate 1733.82
    tetrabutyl urea 697.97
    diisobutyl methanol 1230.47
    2-phenylethanol 364.21
    styrene 748.62
    dioctyl adipate 969.3
    dimethyl sulfate 281.83
    ethyl butyrate 3135.82
    methyl lactate 116.25
    butyl lactate 561.04
    diethyl carbonate 1380.18
    propanediol butyl ether 212.51
    triethyl orthoformate 2496.96
    p-tert-butyltoluene 1014.43
    methyl 4-tert-butylbenzoate 848.86
    morpholine 1456.33
    tert-butylamine 614.41
    n-dodecanol 276.93
    dimethoxymethane 569.95
    ethylene carbonate 501.27
    cyrene 371.01
    2-ethoxyethyl acetate 1273.42
    2-ethylhexyl acetate 2699.02
    1,2,4-trichlorobenzene 959.69
    4-methylpyridine 1092.59
    dibutyl ether 3396.54
    2,6-dimethyl-4-heptanol 1230.47
    DEF 1341.89
    dimethyl isosorbide 1353.3
    tetrachloroethylene 1300.52
    eugenol 416.94
    triacetin 1025.88
    span 80 544.31
    1,4-butanediol 22.37
    1,1-dichloroethane 1560.44
    2-methyl-1-pentanol 382.51
    methyl formate 54.29
    2-methyl-1-butanol 384.65
    n-decane 619.7
    butyronitrile 482.41
    3,7-dimethyl-1-octanol 752.7
    1-chlorooctane 1212.14
    1-chlorotetradecane 439.22
    n-nonane 718.34
    undecane 358.0
    tert-butylcyclohexane 864.55
    cyclooctane 1752.11
    cyclopentanol 569.21
    tetrahydropyran 3815.72
    tert-amyl methyl ether 1797.69
    2,5,8-trioxanonane 1053.15
    1-hexene 1490.08
    2-isopropoxyethanol 299.94
    2,2,2-trifluoroethanol 26.37
    methyl butyrate 1508.62

    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

Botanical

Name CAS Botanical Proportion
Rose (Turkey) 4 8007-01-7 Rosa damascena Mill., fam. Rosaceae 0.11%
Rose (Turkey) 5 8007-01-0 Rosa damascena Mill., fam. Rosaceae 0.2%