Undecane, 5-ethyl-5-propyl-

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    2755-07-9

    Molecular formula
    C16H34

    SMILES
    CCCCCCC(CC)(CCC)CCCC

  • Odor profile

    Waxy 61.1%
    Oily 35.77%
    Sweet 34.31%
    Fatty 27.0%
    Gassy 26.44%
    Fresh 24.41%
    Citrus 19.22%
    Clean 18.62%
    Balsamic 18.31%
    Odorless 17.06%

    Scent© AI

  • Properties

    XLogP3-AA
    8.4

    pKa est.
    9.02 (weak base)

    Molecular weight
    226.44 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    266°C

    Flash point est.
    117.94 ˚C

  • Synonyms

    • Undecane, 5-ethyl-5-propyl-
    • Butyl(ethyl)(hexyl)(propyl)methane
    • 5-Ethyl-5-propylundecane
    • 5-ethyl-5-propyl-undecane
    • 5-Ethyl-5-propylundecane #
    • 2755-07-9
    • DTXSID40334316

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3193.08
    methanol 891.93
    isopropanol 5332.5
    water 0.01
    ethyl acetate 13767.19
    n-propanol 5305.35
    acetone 11155.08
    n-butanol 7394.04
    acetonitrile 3196.83
    DMF 5745.85
    toluene 10035.27
    isobutanol 6121.19
    1,4-dioxane 15705.56
    methyl acetate 6750.05
    THF 29809.69
    2-butanone 12856.32
    n-pentanol 4950.39
    sec-butanol 7189.76
    n-hexane 19666.97
    ethylene glycol 71.87
    NMP 5636.29
    cyclohexane 32764.27
    DMSO 4028.45
    n-butyl acetate 33132.7
    n-octanol 5205.05
    chloroform 11660.01
    n-propyl acetate 11179.69
    acetic acid 1098.93
    dichloromethane 11744.48
    cyclohexanone 23809.27
    propylene glycol 273.58
    isopropyl acetate 13759.58
    DMAc 5253.11
    2-ethoxyethanol 2977.54
    isopentanol 9000.36
    n-heptane 29439.66
    ethyl formate 3488.28
    1,2-dichloroethane 12612.18
    n-hexanol 13563.52
    2-methoxyethanol 3487.27
    isobutyl acetate 8811.47
    tetrachloromethane 4875.3
    n-pentyl acetate 12394.48
    transcutol 13254.93
    n-heptanol 5479.9
    ethylbenzene 5252.61
    MIBK 11788.78
    2-propoxyethanol 8398.37
    tert-butanol 11267.1
    MTBE 30158.39
    2-butoxyethanol 5254.94
    propionic acid 1920.88
    o-xylene 5647.01
    formic acid 48.03
    diethyl ether 32150.08
    m-xylene 6381.75
    p-xylene 6219.74
    chlorobenzene 6470.42
    dimethyl carbonate 1527.62
    n-octane 6796.18
    formamide 137.0
    cyclopentanone 16453.65
    2-pentanone 16449.03
    anisole 5457.25
    cyclopentyl methyl ether 23346.35
    gamma-butyrolactone 9271.91
    1-methoxy-2-propanol 4356.1
    pyridine 11299.75
    3-pentanone 12479.76
    furfural 3952.15
    n-dodecane 2175.72
    diethylene glycol 1320.42
    diisopropyl ether 17339.66
    tert-amyl alcohol 10706.92
    acetylacetone 9159.98
    n-hexadecane 2697.55
    acetophenone 3604.12
    methyl propionate 7032.13
    isopentyl acetate 27724.31
    trichloroethylene 12853.75
    n-nonanol 5065.51
    cyclohexanol 11732.16
    benzyl alcohol 1944.91
    2-ethylhexanol 17005.77
    isooctanol 6121.45
    dipropyl ether 48477.01
    1,2-dichlorobenzene 5349.98
    ethyl lactate 1489.63
    propylene carbonate 5134.58
    n-methylformamide 1358.62
    2-pentanol 8693.98
    n-pentane 13953.52
    1-propoxy-2-propanol 12409.34
    1-methoxy-2-propyl acetate 11791.28
    2-(2-methoxypropoxy) propanol 3132.92
    mesitylene 5318.23
    ε-caprolactone 14133.49
    p-cymene 6743.28
    epichlorohydrin 11337.71
    1,1,1-trichloroethane 15092.73
    2-aminoethanol 363.87
    morpholine-4-carbaldehyde 5464.92
    sulfolane 8242.46
    2,2,4-trimethylpentane 5098.67
    2-methyltetrahydrofuran 30043.81
    n-hexyl acetate 12812.01
    isooctane 4750.17
    2-(2-butoxyethoxy)ethanol 4957.6
    sec-butyl acetate 10101.88
    tert-butyl acetate 17466.87
    decalin 7274.0
    glycerin 260.9
    diglyme 11050.47
    acrylic acid 783.39
    isopropyl myristate 5708.73
    n-butyric acid 6377.46
    acetyl acetate 5019.26
    di(2-ethylhexyl) phthalate 1900.9
    ethyl propionate 9713.92
    nitromethane 2393.19
    1,2-diethoxyethane 23284.06
    benzonitrile 3812.52
    trioctyl phosphate 2355.81
    1-bromopropane 19480.4
    gamma-valerolactone 11778.61
    n-decanol 3593.98
    triethyl phosphate 4300.16
    4-methyl-2-pentanol 6289.96
    propionitrile 6663.79
    vinylene carbonate 3196.14
    1,1,2-trichlorotrifluoroethane 3201.94
    DMS 3621.63
    cumene 3562.32
    2-octanol 5128.82
    2-hexanone 12595.97
    octyl acetate 5422.48
    limonene 16241.79
    1,2-dimethoxyethane 12652.43
    ethyl orthosilicate 5479.57
    tributyl phosphate 3005.95
    diacetone alcohol 7474.88
    N,N-dimethylaniline 3885.26
    acrylonitrile 3637.89
    aniline 4626.96
    1,3-propanediol 1245.31
    bromobenzene 8735.22
    dibromomethane 11728.9
    1,1,2,2-tetrachloroethane 12049.31
    2-methyl-cyclohexyl acetate 9149.46
    tetrabutyl urea 3913.87
    diisobutyl methanol 10691.58
    2-phenylethanol 3912.29
    styrene 5965.54
    dioctyl adipate 4841.91
    dimethyl sulfate 1681.65
    ethyl butyrate 21716.73
    methyl lactate 1102.16
    butyl lactate 4075.02
    diethyl carbonate 7903.22
    propanediol butyl ether 2121.34
    triethyl orthoformate 13834.19
    p-tert-butyltoluene 6850.28
    methyl 4-tert-butylbenzoate 3945.97
    morpholine 17171.37
    tert-butylamine 12471.39
    n-dodecanol 2887.29
    dimethoxymethane 7427.05
    ethylene carbonate 4406.89
    cyrene 1611.16
    2-ethoxyethyl acetate 8208.05
    2-ethylhexyl acetate 25078.67
    1,2,4-trichlorobenzene 4931.22
    4-methylpyridine 11811.96
    dibutyl ether 27412.38
    2,6-dimethyl-4-heptanol 10691.58
    DEF 12693.57
    dimethyl isosorbide 5917.83
    tetrachloroethylene 7208.59
    eugenol 2300.2
    triacetin 4492.02
    span 80 3490.65
    1,4-butanediol 418.49
    1,1-dichloroethane 13270.1
    2-methyl-1-pentanol 6055.56
    methyl formate 1008.71
    2-methyl-1-butanol 8035.68
    n-decane 5231.02
    butyronitrile 11289.65
    3,7-dimethyl-1-octanol 7927.14
    1-chlorooctane 10102.87
    1-chlorotetradecane 3207.17
    n-nonane 6490.24
    undecane 3159.82
    tert-butylcyclohexane 6347.21
    cyclooctane 12150.0
    cyclopentanol 7859.46
    tetrahydropyran 40893.69
    tert-amyl methyl ether 19081.23
    2,5,8-trioxanonane 4869.03
    1-hexene 24631.46
    2-isopropoxyethanol 3449.67
    2,2,2-trifluoroethanol 234.55
    methyl butyrate 12302.25

    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
Acacia confusa flower (China) Acacia confusa Merr., fam. Mimosaceae (Leguminosae) 0.83%