1,4-Epidioxy-p-mentha-2,8-diene

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  • Identifiers

    CAS number
    120749-17-9

    Molecular formula
    C10H14O2

    SMILES
    CC(=C)C12CCC(C=C1)(OO2)C

    Safety labels

  • Odor profile

    Fragrance
    Woody 42.64%
    Floral 42.37%
    Mint 39.37%
    Fruity 39.24%
    Sweet 37.37%
    Herbal 31.22%
    Green 28.39%
    Fresh 26.81%
    Spicy 26.78%
    Citrus 26.09%

     

    Flavor
    Green 46.7%
    Minty 42.11%
    Nutty 32.59%
    Floral 31.79%
    Herbal 31.47%
    Spice 30.42%
    Earthy 28.46%
    Mint 28.17%
    Woody 25.7%
    Roasted 24.59%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.4

    pKa est.
    8.62 (weak base)

    Molecular weight
    166.22 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Fast

    Boiling point est.
    181°C

    Flash point

    • 66.13 ˚C est.

  • Synonyms

    • 1,4-Epidioxy-p-mentha-2,8-diene
    • 1-Methyl-4-(1-methylethenyl)-2,3-dioxabicyclo[2.2.2]oct-5-ene
    • 120749-17-9
    • SCHEMBL31219527
    • CHEBI:195775
    • DTXSID101181886
    • 1-METHYL-4-(PROP-1-EN-2-YL)-2,3-DIOXABICYCLO[2.2.2]OCT-5-ENE
    • 1-methyl-4-prop-1-en-2-yl-2,3-dioxabicyclo[2.2.2]oct-5-ene
    • 120749-17-9

  • Applications

    1,4-Epidioxy-p-mentha-2,8-diene (CAS 120749-17-9) is used as a reactive intermediate in fragrance chemistry and polymer-related applications. In perfumery and cosmetics, it can serve as a building block for aroma compounds or as a fixed component in complex fragrance matrices due to its terpene-derived skeleton and epoxide functionality. In polymer and coatings chemistry, its diepoxide moieties enable crosslinking and network formation, making it of interest for epoxy resin formulations, coatings, and specialty adhesives. It may also be evaluated as a reactive monomer or precursor to other fragrance-active or resinous materials. Its use is formulation-dependent and subject to local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 69.46
    methanol 86.34
    isopropanol 52.39
    water 0.92
    ethyl acetate 144.3
    n-propanol 61.5
    acetone 119.49
    n-butanol 62.85
    acetonitrile 162.89
    DMF 186.74
    toluene 190.85
    isobutanol 51.54
    1,4-dioxane 329.31
    methyl acetate 166.1
    THF 252.51
    2-butanone 149.25
    n-pentanol 59.25
    sec-butanol 61.48
    n-hexane 10.1
    ethylene glycol 16.81
    NMP 198.07
    cyclohexane 27.88
    DMSO 113.81
    n-butyl acetate 144.85
    n-octanol 75.51
    chloroform 636.7
    n-propyl acetate 107.97
    acetic acid 93.66
    dichloromethane 548.84
    cyclohexanone 204.02
    propylene glycol 21.23
    isopropyl acetate 90.57
    DMAc 236.75
    2-ethoxyethanol 108.99
    isopentanol 68.1
    n-heptane 12.89
    ethyl formate 115.75
    1,2-dichloroethane 200.18
    n-hexanol 82.15
    2-methoxyethanol 135.92
    isobutyl acetate 77.28
    tetrachloromethane 88.65
    n-pentyl acetate 99.18
    transcutol 599.9
    n-heptanol 53.3
    ethylbenzene 116.42
    MIBK 88.2
    2-propoxyethanol 150.87
    tert-butanol 71.88
    MTBE 82.89
    2-butoxyethanol 102.29
    propionic acid 70.0
    o-xylene 134.47
    formic acid 49.99
    diethyl ether 87.63
    m-xylene 138.92
    p-xylene 164.86
    chlorobenzene 207.97
    dimethyl carbonate 69.46
    n-octane 7.99
    formamide 102.29
    cyclopentanone 192.43
    2-pentanone 102.55
    anisole 215.84
    cyclopentyl methyl ether 115.85
    gamma-butyrolactone 223.61
    1-methoxy-2-propanol 97.36
    pyridine 313.8
    3-pentanone 98.47
    furfural 345.6
    n-dodecane 9.9
    diethylene glycol 107.51
    diisopropyl ether 39.41
    tert-amyl alcohol 71.14
    acetylacetone 161.67
    n-hexadecane 11.68
    acetophenone 202.13
    methyl propionate 105.37
    isopentyl acetate 139.02
    trichloroethylene 481.43
    n-nonanol 71.26
    cyclohexanol 76.45
    benzyl alcohol 136.11
    2-ethylhexanol 72.31
    isooctanol 49.08
    dipropyl ether 71.16
    1,2-dichlorobenzene 214.83
    ethyl lactate 60.43
    propylene carbonate 166.22
    n-methylformamide 100.66
    2-pentanol 45.81
    n-pentane 10.61
    1-propoxy-2-propanol 115.06
    1-methoxy-2-propyl acetate 160.66
    2-(2-methoxypropoxy) propanol 179.56
    mesitylene 85.95
    ε-caprolactone 203.94
    p-cymene 80.36
    epichlorohydrin 289.01
    1,1,1-trichloroethane 212.92
    2-aminoethanol 35.79
    morpholine-4-carbaldehyde 332.24
    sulfolane 187.83
    2,2,4-trimethylpentane 10.31
    2-methyltetrahydrofuran 188.55
    n-hexyl acetate 164.98
    isooctane 8.21
    2-(2-butoxyethoxy)ethanol 217.59
    sec-butyl acetate 86.11
    tert-butyl acetate 105.88
    decalin 23.82
    glycerin 36.17
    diglyme 408.21
    acrylic acid 70.73
    isopropyl myristate 80.01
    n-butyric acid 92.75
    acetyl acetate 136.75
    di(2-ethylhexyl) phthalate 88.7
    ethyl propionate 105.03
    nitromethane 215.71
    1,2-diethoxyethane 211.38
    benzonitrile 236.83
    trioctyl phosphate 54.43
    1-bromopropane 114.98
    gamma-valerolactone 324.32
    n-decanol 54.17
    triethyl phosphate 81.13
    4-methyl-2-pentanol 40.93
    propionitrile 117.58
    vinylene carbonate 212.46
    1,1,2-trichlorotrifluoroethane 185.91
    DMS 164.64
    cumene 83.77
    2-octanol 41.82
    2-hexanone 111.42
    octyl acetate 94.52
    limonene 87.55
    1,2-dimethoxyethane 258.8
    ethyl orthosilicate 76.68
    tributyl phosphate 78.76
    diacetone alcohol 96.04
    N,N-dimethylaniline 143.5
    acrylonitrile 158.41
    aniline 147.52
    1,3-propanediol 58.42
    bromobenzene 250.36
    dibromomethane 301.67
    1,1,2,2-tetrachloroethane 335.04
    2-methyl-cyclohexyl acetate 129.99
    tetrabutyl urea 92.91
    diisobutyl methanol 47.88
    2-phenylethanol 144.81
    styrene 140.73
    dioctyl adipate 118.18
    dimethyl sulfate 87.18
    ethyl butyrate 128.12
    methyl lactate 57.48
    butyl lactate 83.32
    diethyl carbonate 113.72
    propanediol butyl ether 102.34
    triethyl orthoformate 105.04
    p-tert-butyltoluene 70.65
    methyl 4-tert-butylbenzoate 149.37
    morpholine 266.87
    tert-butylamine 52.12
    n-dodecanol 43.16
    dimethoxymethane 139.9
    ethylene carbonate 152.57
    cyrene 139.26
    2-ethoxyethyl acetate 162.92
    2-ethylhexyl acetate 124.67
    1,2,4-trichlorobenzene 248.3
    4-methylpyridine 317.06
    dibutyl ether 101.08
    2,6-dimethyl-4-heptanol 47.88
    DEF 132.41
    dimethyl isosorbide 299.94
    tetrachloroethylene 224.51
    eugenol 159.2
    triacetin 202.1
    span 80 134.3
    1,4-butanediol 29.82
    1,1-dichloroethane 195.86
    2-methyl-1-pentanol 70.72
    methyl formate 91.5
    2-methyl-1-butanol 61.26
    n-decane 15.05
    butyronitrile 121.48
    3,7-dimethyl-1-octanol 84.54
    1-chlorooctane 58.79
    1-chlorotetradecane 28.12
    n-nonane 12.71
    undecane 11.91
    tert-butylcyclohexane 20.22
    cyclooctane 12.05
    cyclopentanol 66.56
    tetrahydropyran 193.07
    tert-amyl methyl ether 72.78
    2,5,8-trioxanonane 319.52
    1-hexene 40.29
    2-isopropoxyethanol 85.5
    2,2,2-trifluoroethanol 49.6
    methyl butyrate 127.07

    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