4alpha,5alpha-Epoxy-11-eudesmen-3a-ol

Overview IFRA Request a quote

  • Identifiers

    CAS number
    61248-42-8

    Molecular formula
    C15H24O2

    SMILES
    CC(=C)C1CCC2(CCC(C3(C2(C1)O3)C)O)C

    Safety labels

  • Odor profile

    Fragrance
    Woody 68.44%
    Sweet 46.44%
    Herbal 44.37%
    Spicy 41.42%
    Fresh 39.91%
    Earthy 38.47%
    Camphoreous 38.26%
    Citrus 37.05%
    Mint 35.84%
    Dry 32.71%

     

    Flavor
    Woody 49.41%
    Minty 45.66%
    Herbal 40.27%
    Earthy 35.7%
    Green 34.52%
    Fresh 33.2%
    Spice 32.71%
    Camphor 32.47%
    Spicy 32.4%
    Herb 28.5%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    3.1

    pKa est.
    9.58 (weak base)

    Molecular weight
    236.35 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    343°C

    Melting point expt.

    • 61.5 °C

    Flash point

    • 140.66 ˚C est.

  • Synonyms

    • 4alpha,5alpha-Epoxy-11-eudesmen-3a-ol
    • CHEBI:171716
    • 4a,5a-Epoxy-11-eudesmen-3a-ol
    • DTXSID001111236
    • 4alpha,5alpha-Epoxy-11-eudesmen-3alpha-ol
    • 1a,4a-dimethyl-7-prop-1-en-2-yl-3,4,5,6,7,8-hexahydro-2H-naphtho[1,8a-b]oxiren-2-ol
    • [1aR-(1aalpha,2alpha,4aalpha,7alpha,8aS*)]-Octahydro-1a,4a-dimethyl-7-(1-methylethenyl)-3H-naphth[1,8a-b]oxiren-2-ol
    • 3H-Naphth[1,8a-b]oxiren-2-ol, octahydro-1a,4a-dimethyl-7-(1-methylethenyl)-, [1aR-(1aI+/-,2I+/-,4aI+/-,7I+/-,8aS*)]-
    • 61248-42-8
    • 61248-42-8

  • Applications

    4alpha,5alpha-Epoxy-11-eudesmen-3a-ol (CAS 61248-42-8) is primarily used as a fragrance ingredient in perfumery, often serving as a scent note and a fixative to help extend fragrance longevity. In cosmetics and personal care, it may be used as a fragrance component in products such as skincare and haircare formulations. In flavor applications, it may be evaluated as a flavor note or aroma component within legally permitted formulations. In industrial manufacturing, it can act as an intermediate or building block for the synthesis of other terpenoid or epoxy-derivative compounds. In household products, it can be incorporated into cleaners, detergents, and air fresheners to contribute aroma.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 125.14
    methanol 155.61
    isopropanol 114.78
    water 0.73
    ethyl acetate 109.02
    n-propanol 105.86
    acetone 109.2
    n-butanol 110.76
    acetonitrile 83.61
    DMF 129.0
    toluene 114.32
    isobutanol 77.92
    1,4-dioxane 260.0
    methyl acetate 90.16
    THF 417.19
    2-butanone 103.68
    n-pentanol 60.68
    sec-butanol 69.01
    n-hexane 2.84
    ethylene glycol 21.84
    NMP 79.33
    cyclohexane 9.25
    DMSO 85.55
    n-butyl acetate 86.45
    n-octanol 35.42
    chloroform 263.32
    n-propyl acetate 65.19
    acetic acid 81.18
    dichloromethane 175.03
    cyclohexanone 128.69
    propylene glycol 30.73
    isopropyl acetate 99.73
    DMAc 116.68
    2-ethoxyethanol 118.12
    isopentanol 100.51
    n-heptane 4.03
    ethyl formate 65.26
    1,2-dichloroethane 95.82
    n-hexanol 79.99
    2-methoxyethanol 203.74
    isobutyl acetate 58.49
    tetrachloromethane 43.78
    n-pentyl acetate 64.46
    transcutol 363.6
    n-heptanol 46.54
    ethylbenzene 49.16
    MIBK 92.54
    2-propoxyethanol 174.25
    tert-butanol 115.36
    MTBE 97.69
    2-butoxyethanol 101.72
    propionic acid 55.26
    o-xylene 58.35
    formic acid 49.04
    diethyl ether 94.2
    m-xylene 72.39
    p-xylene 61.69
    chlorobenzene 97.84
    dimethyl carbonate 49.63
    n-octane 1.9
    formamide 85.34
    cyclopentanone 154.57
    2-pentanone 95.63
    anisole 113.32
    cyclopentyl methyl ether 105.42
    gamma-butyrolactone 136.39
    1-methoxy-2-propanol 164.91
    pyridine 200.93
    3-pentanone 64.02
    furfural 161.08
    n-dodecane 1.94
    diethylene glycol 131.25
    diisopropyl ether 36.1
    tert-amyl alcohol 69.36
    acetylacetone 133.46
    n-hexadecane 2.33
    acetophenone 89.45
    methyl propionate 75.34
    isopentyl acetate 95.97
    trichloroethylene 186.56
    n-nonanol 37.32
    cyclohexanol 68.63
    benzyl alcohol 92.09
    2-ethylhexanol 44.01
    isooctanol 40.82
    dipropyl ether 47.43
    1,2-dichlorobenzene 83.97
    ethyl lactate 41.99
    propylene carbonate 83.59
    n-methylformamide 80.13
    2-pentanol 64.03
    n-pentane 4.94
    1-propoxy-2-propanol 112.96
    1-methoxy-2-propyl acetate 128.06
    2-(2-methoxypropoxy) propanol 100.07
    mesitylene 42.94
    ε-caprolactone 111.42
    p-cymene 32.46
    epichlorohydrin 195.3
    1,1,1-trichloroethane 97.79
    2-aminoethanol 52.31
    morpholine-4-carbaldehyde 155.09
    sulfolane 102.87
    2,2,4-trimethylpentane 4.19
    2-methyltetrahydrofuran 149.24
    n-hexyl acetate 77.73
    isooctane 5.33
    2-(2-butoxyethoxy)ethanol 133.77
    sec-butyl acetate 61.73
    tert-butyl acetate 104.22
    decalin 7.01
    glycerin 51.14
    diglyme 252.78
    acrylic acid 48.3
    isopropyl myristate 36.71
    n-butyric acid 102.16
    acetyl acetate 90.91
    di(2-ethylhexyl) phthalate 42.6
    ethyl propionate 60.56
    nitromethane 112.04
    1,2-diethoxyethane 115.27
    benzonitrile 110.51
    trioctyl phosphate 27.99
    1-bromopropane 56.93
    gamma-valerolactone 212.02
    n-decanol 26.27
    triethyl phosphate 36.7
    4-methyl-2-pentanol 57.39
    propionitrile 90.93
    vinylene carbonate 95.11
    1,1,2-trichlorotrifluoroethane 114.33
    DMS 70.19
    cumene 34.39
    2-octanol 28.48
    2-hexanone 66.56
    octyl acetate 40.65
    limonene 34.54
    1,2-dimethoxyethane 211.76
    ethyl orthosilicate 39.89
    tributyl phosphate 31.51
    diacetone alcohol 106.28
    N,N-dimethylaniline 68.2
    acrylonitrile 99.9
    aniline 114.12
    1,3-propanediol 115.62
    bromobenzene 100.88
    dibromomethane 106.59
    1,1,2,2-tetrachloroethane 145.29
    2-methyl-cyclohexyl acetate 65.33
    tetrabutyl urea 38.81
    diisobutyl methanol 36.0
    2-phenylethanol 106.98
    styrene 57.28
    dioctyl adipate 47.41
    dimethyl sulfate 53.68
    ethyl butyrate 64.61
    methyl lactate 52.73
    butyl lactate 56.85
    diethyl carbonate 47.69
    propanediol butyl ether 80.26
    triethyl orthoformate 58.19
    p-tert-butyltoluene 33.52
    methyl 4-tert-butylbenzoate 81.55
    morpholine 247.28
    tert-butylamine 69.89
    n-dodecanol 19.3
    dimethoxymethane 169.76
    ethylene carbonate 82.54
    cyrene 85.81
    2-ethoxyethyl acetate 106.72
    2-ethylhexyl acetate 69.21
    1,2,4-trichlorobenzene 96.38
    4-methylpyridine 171.96
    dibutyl ether 36.19
    2,6-dimethyl-4-heptanol 36.0
    DEF 77.75
    dimethyl isosorbide 145.32
    tetrachloroethylene 99.47
    eugenol 84.7
    triacetin 83.16
    span 80 72.15
    1,4-butanediol 36.61
    1,1-dichloroethane 104.5
    2-methyl-1-pentanol 58.61
    methyl formate 56.06
    2-methyl-1-butanol 74.16
    n-decane 3.42
    butyronitrile 102.04
    3,7-dimethyl-1-octanol 43.93
    1-chlorooctane 17.88
    1-chlorotetradecane 7.85
    n-nonane 2.59
    undecane 2.46
    tert-butylcyclohexane 6.59
    cyclooctane 4.01
    cyclopentanol 71.9
    tetrahydropyran 179.77
    tert-amyl methyl ether 58.23
    2,5,8-trioxanonane 159.29
    1-hexene 15.33
    2-isopropoxyethanol 87.04
    2,2,2-trifluoroethanol 37.73
    methyl butyrate 70.45

    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