3,11-Dimethyl-2,4-dioxaspiro[5.5]undec-8-ene

  • Identifiers

    Molecular formula
    C11H18O2

    SMILES
    CC1CC=CCC12COC(OC2)C

  • Odor profile

    Fragrance
    Green 70.69%
    Herbal 53.25%
    Spicy 47.08%
    Woody 45.74%
    Fruity 40.93%
    Floral 39.75%
    Natural 29.93%
    Fresh 29.73%
    Dry 25.54%
    Mint 23.73%

     

    Flavor
    Green 30.27%
    Fruity 29.37%
    Woody 27.03%
    Spicy 26.99%
    Earthy 26.76%
    Floral 25.25%
    Herbal 25.08%
    Sweet 24.32%
    Mint 24.25%
    Musty 23.28%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.3

    pKa est.
    7.04 (neutral)

    Molecular weight
    182.26 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderate

    Boiling point est.
    225°C

    Flash point

    • 84.2 ˚C est.

  • Synonyms

    • SCHEMBL11639871
  • Applications

    3,11-Dimethyl-2,4-dioxaspiro[5.5]undec-8-ene is primarily used as a protected diol building block in organic synthesis. Its dioxaspiro acetal moiety serves as a stable protecting group for polyhydroxylated substrates, including carbohydrate derivatives and pharmaceutical intermediates, enabling selective functionalization. The molecule also contains a vinyl (alkene) function that can participate in polymerization, so it is evaluated as a building block or comonomer for specialty polymers and coatings. In formulation contexts, it may be used as a reactive intermediate or crosslinkable component in UV-curable coatings and adhesives, contributing to network formation upon curing. It can serve as an intermediary in the synthesis of more complex organic molecules and fine chemicals, subject to appropriate handling and regulatory considerations. Potential applications are typically explored in research settings, and scale-up depends on local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 177.87
    methanol 122.58
    isopropanol 181.6
    water 1.71
    ethyl acetate 203.13
    n-propanol 174.11
    acetone 123.54
    n-butanol 180.24
    acetonitrile 174.01
    DMF 119.28
    toluene 223.19
    isobutanol 139.82
    1,4-dioxane 482.31
    methyl acetate 178.32
    THF 377.19
    2-butanone 169.6
    n-pentanol 108.2
    sec-butanol 161.85
    n-hexane 21.56
    ethylene glycol 33.01
    NMP 98.73
    cyclohexane 86.21
    DMSO 139.78
    n-butyl acetate 150.97
    n-octanol 95.01
    chloroform 973.71
    n-propyl acetate 114.25
    acetic acid 139.82
    dichloromethane 654.1
    cyclohexanone 231.19
    propylene glycol 68.92
    isopropyl acetate 123.13
    DMAc 134.49
    2-ethoxyethanol 144.94
    isopentanol 157.48
    n-heptane 28.93
    ethyl formate 139.83
    1,2-dichloroethane 282.95
    n-hexanol 167.95
    2-methoxyethanol 209.3
    isobutyl acetate 86.11
    tetrachloromethane 152.99
    n-pentyl acetate 99.26
    transcutol 512.02
    n-heptanol 95.23
    ethylbenzene 103.2
    MIBK 106.61
    2-propoxyethanol 201.23
    tert-butanol 213.92
    MTBE 142.27
    2-butoxyethanol 131.68
    propionic acid 132.32
    o-xylene 138.12
    formic acid 43.48
    diethyl ether 165.13
    m-xylene 146.73
    p-xylene 143.15
    chlorobenzene 216.12
    dimethyl carbonate 61.94
    n-octane 15.29
    formamide 71.5
    cyclopentanone 210.09
    2-pentanone 128.65
    anisole 152.08
    cyclopentyl methyl ether 170.65
    gamma-butyrolactone 229.16
    1-methoxy-2-propanol 195.84
    pyridine 339.04
    3-pentanone 111.37
    furfural 258.67
    n-dodecane 16.67
    diethylene glycol 140.79
    diisopropyl ether 64.06
    tert-amyl alcohol 154.39
    acetylacetone 148.16
    n-hexadecane 19.18
    acetophenone 136.52
    methyl propionate 129.64
    isopentyl acetate 142.93
    trichloroethylene 539.68
    n-nonanol 88.71
    cyclohexanol 188.87
    benzyl alcohol 132.88
    2-ethylhexanol 109.43
    isooctanol 79.2
    dipropyl ether 106.25
    1,2-dichlorobenzene 187.26
    ethyl lactate 70.42
    propylene carbonate 177.11
    n-methylformamide 80.45
    2-pentanol 131.93
    n-pentane 34.23
    1-propoxy-2-propanol 159.78
    1-methoxy-2-propyl acetate 149.88
    2-(2-methoxypropoxy) propanol 146.09
    mesitylene 98.17
    ε-caprolactone 216.16
    p-cymene 82.48
    epichlorohydrin 309.76
    1,1,1-trichloroethane 330.32
    2-aminoethanol 84.11
    morpholine-4-carbaldehyde 196.87
    sulfolane 199.79
    2,2,4-trimethylpentane 23.1
    2-methyltetrahydrofuran 258.12
    n-hexyl acetate 145.99
    isooctane 20.39
    2-(2-butoxyethoxy)ethanol 194.51
    sec-butyl acetate 91.76
    tert-butyl acetate 124.25
    decalin 38.31
    glycerin 82.56
    diglyme 314.86
    acrylic acid 103.87
    isopropyl myristate 74.94
    n-butyric acid 204.15
    acetyl acetate 146.41
    di(2-ethylhexyl) phthalate 72.9
    ethyl propionate 106.46
    nitromethane 179.51
    1,2-diethoxyethane 185.01
    benzonitrile 200.59
    trioctyl phosphate 53.6
    1-bromopropane 215.42
    gamma-valerolactone 269.24
    n-decanol 71.28
    triethyl phosphate 72.57
    4-methyl-2-pentanol 87.48
    propionitrile 176.76
    vinylene carbonate 192.48
    1,1,2-trichlorotrifluoroethane 190.6
    DMS 111.76
    cumene 80.62
    2-octanol 65.02
    2-hexanone 102.75
    octyl acetate 88.24
    limonene 98.7
    1,2-dimethoxyethane 239.14
    ethyl orthosilicate 73.98
    tributyl phosphate 63.62
    diacetone alcohol 136.72
    N,N-dimethylaniline 99.53
    acrylonitrile 176.17
    aniline 203.12
    1,3-propanediol 138.19
    bromobenzene 257.39
    dibromomethane 473.97
    1,1,2,2-tetrachloroethane 461.19
    2-methyl-cyclohexyl acetate 117.38
    tetrabutyl urea 71.14
    diisobutyl methanol 75.88
    2-phenylethanol 142.09
    styrene 122.61
    dioctyl adipate 94.43
    dimethyl sulfate 71.02
    ethyl butyrate 125.45
    methyl lactate 79.75
    butyl lactate 86.37
    diethyl carbonate 97.64
    propanediol butyl ether 123.79
    triethyl orthoformate 102.57
    p-tert-butyltoluene 80.57
    methyl 4-tert-butylbenzoate 135.53
    morpholine 419.5
    tert-butylamine 158.03
    n-dodecanol 59.26
    dimethoxymethane 139.91
    ethylene carbonate 169.29
    cyrene 113.51
    2-ethoxyethyl acetate 132.2
    2-ethylhexyl acetate 117.87
    1,2,4-trichlorobenzene 216.33
    4-methylpyridine 286.17
    dibutyl ether 96.49
    2,6-dimethyl-4-heptanol 75.88
    DEF 122.45
    dimethyl isosorbide 218.14
    tetrachloroethylene 291.17
    eugenol 121.19
    triacetin 147.75
    span 80 129.84
    1,4-butanediol 52.27
    1,1-dichloroethane 331.7
    2-methyl-1-pentanol 104.43
    methyl formate 67.21
    2-methyl-1-butanol 138.54
    n-decane 24.95
    butyronitrile 197.14
    3,7-dimethyl-1-octanol 98.01
    1-chlorooctane 74.23
    1-chlorotetradecane 38.19
    n-nonane 22.05
    undecane 19.89
    tert-butylcyclohexane 31.23
    cyclooctane 32.36
    cyclopentanol 155.21
    tetrahydropyran 381.09
    tert-amyl methyl ether 102.16
    2,5,8-trioxanonane 230.57
    1-hexene 69.04
    2-isopropoxyethanol 114.91
    2,2,2-trifluoroethanol 63.04
    methyl butyrate 127.68

    Scent© AI

1 of 4
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