5-Ethyl-2-nonanol

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  • Identifiers

    CAS number
    103-08-2

    Molecular formula
    C11H24O

    SMILES
    CCCCC(CC)CCC(C)O

    Safety labels

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Floral 71.85%
    Fruity 62.67%
    Waxy 57.9%
    Oily 55.57%
    Fatty 52.98%
    Citrus 52.98%
    Fresh 48.6%
    Rose 46.9%
    Woody 42.95%
    Green 42.86%

     

    Flavor
    Waxy 55.56%
    Fresh 54.14%
    Floral 52.06%
    Citrus 49.84%
    Green 48.91%
    Oily 36.89%
    Orange 33.25%
    Mushroom 32.91%
    Fat 32.33%
    Clean 31.62%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    4.2

    pKa est.
    9.23 (weak base)

    Molecular weight
    172.31 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    221°C

    Flash point

    • 93.94 ˚C est.

  • Synonyms

    • 5-ETHYL-2-NONANOL
    • 2-Nonanol, 5-ethyl-
    • 103-08-2
    • EINECS 203-078-6
    • NSC 15686
    • BRN 1736505
    • 3-01-00-01777 (Beilstein Handbook Reference)
    • RefChem:102551
    • WYXKGYXADPUOOM-UHFFFAOYSA-N
    • 5-Ethylnonan-2-ol
    • (3-Ethyl-n-heptyl)methylcarbinol
    • NSC-15686
    • NSC15686
    • 657UGC9PDF
    • SCHEMBL81052
    • SCHEMBL3841507
    • SCHEMBL28465072
    • DTXSID10908149
    • AKOS011021147
    • WLN: QY1 & 2Y4 & 2
    • NS00041560
    • 5-Ethyl-2-nonanol

  • Applications

    5-Ethyl-2-nonanol is an aliphatic secondary alcohol commonly used as a fragrance ingredient in perfumery and cosmetics; it may also function as a solvent or processing aid in fragrance formulations and personal-care products; it is often evaluated as an intermediate in the synthesis of fragrance compounds and related specialty chemicals; in household products, it can contribute to the aroma of air fresheners and detergents; in certain industrial applications, it may be employed as a solvent or component in coatings or inks, subject to formulation limits and local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 11155.71
    methanol 5787.57
    isopropanol 14586.18
    water 0.1
    ethyl acetate 6094.92
    n-propanol 11135.04
    acetone 9339.14
    n-butanol 10497.67
    acetonitrile 4054.48
    DMF 3894.05
    toluene 1767.35
    isobutanol 8599.2
    1,4-dioxane 7913.67
    methyl acetate 3865.49
    THF 14972.74
    2-butanone 7160.47
    n-pentanol 6434.12
    sec-butanol 9870.01
    n-hexane 4486.13
    ethylene glycol 499.95
    NMP 1858.84
    cyclohexane 3865.88
    DMSO 5288.88
    n-butyl acetate 7412.89
    n-octanol 2269.01
    chloroform 6789.81
    n-propyl acetate 4115.24
    acetic acid 2156.6
    dichloromethane 5745.94
    cyclohexanone 7864.52
    propylene glycol 1560.07
    isopropyl acetate 4105.23
    DMAc 1852.24
    2-ethoxyethanol 3792.25
    isopentanol 8629.22
    n-heptane 3074.66
    ethyl formate 2630.32
    1,2-dichloroethane 4464.95
    n-hexanol 9190.28
    2-methoxyethanol 6228.06
    isobutyl acetate 2359.17
    tetrachloromethane 1620.17
    n-pentyl acetate 2637.1
    transcutol 7564.42
    n-heptanol 2855.62
    ethylbenzene 998.62
    MIBK 3598.83
    2-propoxyethanol 6846.8
    tert-butanol 15967.53
    MTBE 11903.7
    2-butoxyethanol 3173.04
    propionic acid 2878.96
    o-xylene 917.92
    formic acid 268.9
    diethyl ether 10505.88
    m-xylene 1184.54
    p-xylene 1217.03
    chlorobenzene 1648.7
    dimethyl carbonate 427.93
    n-octane 690.35
    formamide 446.21
    cyclopentanone 6559.69
    2-pentanone 6965.7
    anisole 1488.38
    cyclopentyl methyl ether 6369.59
    gamma-butyrolactone 4622.98
    1-methoxy-2-propanol 5978.42
    pyridine 4393.08
    3-pentanone 3312.83
    furfural 2331.83
    n-dodecane 283.5
    diethylene glycol 2074.87
    diisopropyl ether 3290.78
    tert-amyl alcohol 8814.75
    acetylacetone 3275.28
    n-hexadecane 328.32
    acetophenone 1003.7
    methyl propionate 2839.88
    isopentyl acetate 5297.56
    trichloroethylene 5120.88
    n-nonanol 1765.85
    cyclohexanol 6930.26
    benzyl alcohol 1201.45
    2-ethylhexanol 5103.89
    isooctanol 2149.19
    dipropyl ether 8891.35
    1,2-dichlorobenzene 1123.88
    ethyl lactate 839.26
    propylene carbonate 2229.97
    n-methylformamide 1947.04
    2-pentanol 7605.14
    n-pentane 2875.65
    1-propoxy-2-propanol 6434.59
    1-methoxy-2-propyl acetate 3196.61
    2-(2-methoxypropoxy) propanol 1296.23
    mesitylene 797.57
    ε-caprolactone 5007.76
    p-cymene 904.47
    epichlorohydrin 5847.85
    1,1,1-trichloroethane 4407.39
    2-aminoethanol 1963.44
    morpholine-4-carbaldehyde 2714.48
    sulfolane 3513.35
    2,2,4-trimethylpentane 780.75
    2-methyltetrahydrofuran 11864.7
    n-hexyl acetate 3245.3
    isooctane 795.19
    2-(2-butoxyethoxy)ethanol 2403.94
    sec-butyl acetate 2484.47
    tert-butyl acetate 3797.24
    decalin 873.23
    glycerin 1072.69
    diglyme 4369.64
    acrylic acid 1218.93
    isopropyl myristate 982.01
    n-butyric acid 6438.12
    acetyl acetate 1591.24
    di(2-ethylhexyl) phthalate 560.2
    ethyl propionate 2662.17
    nitromethane 2701.56
    1,2-diethoxyethane 5481.1
    benzonitrile 1673.97
    trioctyl phosphate 605.24
    1-bromopropane 6256.85
    gamma-valerolactone 5906.03
    n-decanol 1226.63
    triethyl phosphate 767.99
    4-methyl-2-pentanol 3420.16
    propionitrile 4880.49
    vinylene carbonate 1486.23
    1,1,2-trichlorotrifluoroethane 2416.33
    DMS 887.98
    cumene 651.39
    2-octanol 1846.5
    2-hexanone 4990.06
    octyl acetate 1143.49
    limonene 2233.97
    1,2-dimethoxyethane 7665.17
    ethyl orthosilicate 921.11
    tributyl phosphate 733.87
    diacetone alcohol 3231.46
    N,N-dimethylaniline 837.63
    acrylonitrile 3024.08
    aniline 2141.72
    1,3-propanediol 3563.27
    bromobenzene 1732.02
    dibromomethane 5347.37
    1,1,2,2-tetrachloroethane 4579.5
    2-methyl-cyclohexyl acetate 1772.22
    tetrabutyl urea 856.71
    diisobutyl methanol 2291.77
    2-phenylethanol 1644.21
    styrene 1246.2
    dioctyl adipate 1059.65
    dimethyl sulfate 511.04
    ethyl butyrate 4044.2
    methyl lactate 823.11
    butyl lactate 1529.78
    diethyl carbonate 1563.53
    propanediol butyl ether 2095.53
    triethyl orthoformate 2271.07
    p-tert-butyltoluene 912.76
    methyl 4-tert-butylbenzoate 896.54
    morpholine 11138.34
    tert-butylamine 11923.63
    n-dodecanol 908.23
    dimethoxymethane 3391.79
    ethylene carbonate 1796.9
    cyrene 827.19
    2-ethoxyethyl acetate 2166.46
    2-ethylhexyl acetate 3969.8
    1,2,4-trichlorobenzene 1188.04
    4-methylpyridine 4260.39
    dibutyl ether 4816.67
    2,6-dimethyl-4-heptanol 2291.77
    DEF 4131.74
    dimethyl isosorbide 1828.05
    tetrachloroethylene 2908.48
    eugenol 783.85
    triacetin 1214.35
    span 80 1613.31
    1,4-butanediol 1184.57
    1,1-dichloroethane 6726.1
    2-methyl-1-pentanol 4206.4
    methyl formate 1029.96
    2-methyl-1-butanol 6842.77
    n-decane 645.76
    butyronitrile 7634.98
    3,7-dimethyl-1-octanol 2279.33
    1-chlorooctane 1698.53
    1-chlorotetradecane 517.85
    n-nonane 788.86
    undecane 407.0
    tert-butylcyclohexane 930.35
    cyclooctane 1008.96
    cyclopentanol 6480.97
    tetrahydropyran 15623.03
    tert-amyl methyl ether 5504.93
    2,5,8-trioxanonane 2080.1
    1-hexene 8642.2
    2-isopropoxyethanol 2876.71
    2,2,2-trifluoroethanol 334.93
    methyl butyrate 4191.41

    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