2-Methyl-1-undecanol

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  • Identifiers

    CAS number
    10522-26-6

    Molecular formula
    C12H26O

    SMILES
    CCCCCCCCCC(C)CO

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Waxy 64.09%
    Oily 56.63%
    Fatty 56.51%
    Fruity 42.68%
    Citrus 41.41%
    Floral 40.92%
    Fresh 37.2%
    Clean 33.05%
    Orange 30.77%
    Rose 29.85%

     

    Flavor
    Waxy 61.07%
    Floral 56.35%
    Fresh 46.32%
    Citrus 45.03%
    Rose 37.49%
    Fatty 36.15%
    Soapy 36.06%
    Fat 35.54%
    Oily 34.52%
    Flower 34.26%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    5.0

    pKa est.
    8.31 (weak base)

    Molecular weight
    186.33 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    252°C

    Flash point

    • 112.82 ˚C est.

  • Synonyms

    • 2-Methyl-1-undecanol
    • 10522-26-6
    • 1-Undecanol, 2-methyl-
    • 2-methylundecan-1-ol
    • UNII-B2321D186B
    • 2-methyl-undecan-1-ol
    • EINECS 234-067-4
    • B2321D186B
    • DTXSID20864287
    • 2-Methylundecanol
    • 2-methyl-undecanol
    • 2-methyl undecanol
    • SCHEMBL1838450
    • DTXCID20812824
    • AKOS006241437
    • NS00013007
    • Q27274270
    • 234-067-4

  • Applications

    2-Methyl-1-undecanol (CAS 10522-26-6) is primarily used as a fragrance ingredient and as an intermediate for ester synthesis in perfumery and flavor applications; it is also employed as a solvent or co-solvent in cosmetic, personal care, and household formulations; industrially it serves as a raw material for the production of specialty esters for coatings, inks, and plastics, and can act as a fragrance carrier or solvent in cleaning products; it can further serve as a building block for ester-based additives used in polymer and plastics manufacturing.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 15086.65
    methanol 7353.31
    isopropanol 20528.28
    water 0.03
    ethyl acetate 14235.95
    n-propanol 15216.04
    acetone 17959.53
    n-butanol 16481.15
    acetonitrile 6956.92
    DMF 5859.48
    toluene 2597.03
    isobutanol 12449.68
    1,4-dioxane 11202.43
    methyl acetate 6603.51
    THF 22053.57
    2-butanone 13426.51
    n-pentanol 8636.64
    sec-butanol 15023.31
    n-hexane 7023.5
    ethylene glycol 296.31
    NMP 2423.33
    cyclohexane 7239.92
    DMSO 7896.34
    n-butyl acetate 15173.68
    n-octanol 2676.38
    chloroform 10352.6
    n-propyl acetate 10860.82
    acetic acid 3223.01
    dichloromethane 10226.86
    cyclohexanone 13757.21
    propylene glycol 1084.45
    isopropyl acetate 9462.7
    DMAc 2908.69
    2-ethoxyethanol 6265.56
    isopentanol 13646.05
    n-heptane 4517.58
    ethyl formate 4832.73
    1,2-dichloroethane 8896.54
    n-hexanol 10399.03
    2-methoxyethanol 9924.52
    isobutyl acetate 5445.35
    tetrachloromethane 2706.51
    n-pentyl acetate 5807.31
    transcutol 15078.35
    n-heptanol 3626.17
    ethylbenzene 1563.42
    MIBK 7512.41
    2-propoxyethanol 9333.59
    tert-butanol 24108.3
    MTBE 21693.8
    2-butoxyethanol 4920.19
    propionic acid 3765.3
    o-xylene 1287.32
    formic acid 290.81
    diethyl ether 24208.98
    m-xylene 1696.54
    p-xylene 1906.98
    chlorobenzene 2712.81
    dimethyl carbonate 685.34
    n-octane 1040.66
    formamide 618.36
    cyclopentanone 10239.9
    2-pentanone 15407.59
    anisole 2521.23
    cyclopentyl methyl ether 11033.97
    gamma-butyrolactone 7028.68
    1-methoxy-2-propanol 9595.73
    pyridine 7286.08
    3-pentanone 6725.16
    furfural 3543.53
    n-dodecane 321.31
    diethylene glycol 2285.73
    diisopropyl ether 6890.53
    tert-amyl alcohol 13511.64
    acetylacetone 6517.05
    n-hexadecane 381.83
    acetophenone 1843.84
    methyl propionate 5405.97
    isopentyl acetate 11375.4
    trichloroethylene 9529.04
    n-nonanol 2270.96
    cyclohexanol 10291.76
    benzyl alcohol 1760.76
    2-ethylhexanol 7119.5
    isooctanol 3283.49
    dipropyl ether 18051.26
    1,2-dichlorobenzene 2009.64
    ethyl lactate 1571.91
    propylene carbonate 3699.62
    n-methylformamide 2832.83
    2-pentanol 13021.77
    n-pentane 4676.15
    1-propoxy-2-propanol 10763.19
    1-methoxy-2-propyl acetate 6078.44
    2-(2-methoxypropoxy) propanol 1779.52
    mesitylene 1197.85
    ε-caprolactone 8846.2
    p-cymene 1381.12
    epichlorohydrin 9756.14
    1,1,1-trichloroethane 8592.97
    2-aminoethanol 1648.4
    morpholine-4-carbaldehyde 4047.18
    sulfolane 5288.21
    2,2,4-trimethylpentane 1135.86
    2-methyltetrahydrofuran 18116.05
    n-hexyl acetate 5491.54
    isooctane 1258.94
    2-(2-butoxyethoxy)ethanol 3697.5
    sec-butyl acetate 6755.16
    tert-butyl acetate 8339.31
    decalin 1330.35
    glycerin 868.27
    diglyme 8014.57
    acrylic acid 1446.22
    isopropyl myristate 1567.74
    n-butyric acid 12286.2
    acetyl acetate 3347.8
    di(2-ethylhexyl) phthalate 714.36
    ethyl propionate 6955.2
    nitromethane 5104.63
    1,2-diethoxyethane 12529.34
    benzonitrile 2705.53
    trioctyl phosphate 785.27
    1-bromopropane 11821.86
    gamma-valerolactone 10693.07
    n-decanol 1452.05
    triethyl phosphate 1488.74
    4-methyl-2-pentanol 5541.23
    propionitrile 8547.99
    vinylene carbonate 2351.21
    1,1,2-trichlorotrifluoroethane 3849.9
    DMS 1439.88
    cumene 995.35
    2-octanol 2494.84
    2-hexanone 10908.33
    octyl acetate 1720.01
    limonene 3325.66
    1,2-dimethoxyethane 15197.12
    ethyl orthosilicate 1861.49
    tributyl phosphate 1093.58
    diacetone alcohol 6202.44
    N,N-dimethylaniline 1350.88
    acrylonitrile 5013.96
    aniline 2935.35
    1,3-propanediol 4503.2
    bromobenzene 2908.97
    dibromomethane 9444.98
    1,1,2,2-tetrachloroethane 8527.23
    2-methyl-cyclohexyl acetate 3237.76
    tetrabutyl urea 1214.44
    diisobutyl methanol 3972.61
    2-phenylethanol 2236.79
    styrene 2053.06
    dioctyl adipate 1615.4
    dimethyl sulfate 806.3
    ethyl butyrate 10139.47
    methyl lactate 1187.58
    butyl lactate 2824.67
    diethyl carbonate 3471.32
    propanediol butyl ether 2491.08
    triethyl orthoformate 5041.06
    p-tert-butyltoluene 1365.34
    methyl 4-tert-butylbenzoate 1392.6
    morpholine 17231.32
    tert-butylamine 18435.41
    n-dodecanol 1028.06
    dimethoxymethane 6204.69
    ethylene carbonate 3073.6
    cyrene 1025.13
    2-ethoxyethyl acetate 4518.78
    2-ethylhexyl acetate 7817.59
    1,2,4-trichlorobenzene 1930.62
    4-methylpyridine 7156.4
    dibutyl ether 9875.74
    2,6-dimethyl-4-heptanol 3972.61
    DEF 8692.61
    dimethyl isosorbide 2639.39
    tetrachloroethylene 5570.99
    eugenol 1180.21
    triacetin 2048.55
    span 80 1973.31
    1,4-butanediol 1283.05
    1,1-dichloroethane 12480.34
    2-methyl-1-pentanol 6562.91
    methyl formate 1559.8
    2-methyl-1-butanol 10599.43
    n-decane 849.08
    butyronitrile 14433.95
    3,7-dimethyl-1-octanol 3238.06
    1-chlorooctane 2552.37
    1-chlorotetradecane 641.6
    n-nonane 1045.51
    undecane 488.62
    tert-butylcyclohexane 1357.32
    cyclooctane 1693.76
    cyclopentanol 7813.57
    tetrahydropyran 27205.24
    tert-amyl methyl ether 9823.59
    2,5,8-trioxanonane 3013.74
    1-hexene 14894.73
    2-isopropoxyethanol 4951.08
    2,2,2-trifluoroethanol 481.45
    methyl butyrate 10524.01

    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