5-Ethyl-2-methyloxolan-2-ol

  • Identifiers

    Molecular formula
    C7H14O2

    SMILES
    CCC1CCC(O1)(C)O

  • Odor profile

    Fragrance
    Fruity 45.97%
    Mint 33.1%
    Sweet 32.75%
    Herbal 32.45%
    Ethereal 31.41%
    Woody 31.28%
    Creamy 30.87%
    Green 30.71%
    Fermented 30.37%
    Musty 29.88%

     

    Flavor
    Sweet 54.48%
    Herbal 40.53%
    Minty 32.4%
    Caramel 31.14%
    Vegetable 28.96%
    Earthy 26.48%
    Green 25.89%
    Musty 25.42%
    Warm 25.02%
    Woody 24.05%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    1.2

    pKa est.
    9.45 (weak base)

    Molecular weight
    130.18 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately fast

    Boiling point est.
    172°C

    Flash point

    • 65.28 ˚C est.

  • Applications

    5-Ethyl-2-methyloxolan-2-ol is primarily used as an organic synthesis intermediate, serving as a versatile building block for small-molecule pharmaceuticals and agrochemicals, with the tetrahydrofuran ring and hydroxyl functionality enabling enantioselective transformations and downstream functionalization to lactones and cyclic esters. It also functions as a chiral building block for broader fine chemical and materials applications, where it can be converted into functional monomers or precursors for polymers and advanced materials. The hydroxylated cyclic ether core supports further derivatization for coatings, inks, and adhesive formulations, providing routes to crosslinkable or reactive intermediates. In fragrance and flavor research it may be evaluated as a scent-fragment or odorant precursor, leveraging its unique cyclic ether–alcohol motif. Overall, 5-Ethyl-2-methyloxolan-2-ol is a specialized intermediate whose use is typically dictated by formulation goals, scale, and regulatory constraints across industries.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 2205.19
    methanol 3190.91
    isopropanol 1771.29
    water 66.1
    ethyl acetate 623.22
    n-propanol 1630.84
    acetone 901.02
    n-butanol 1351.82
    acetonitrile 799.49
    DMF 1259.94
    toluene 237.49
    isobutanol 1200.83
    1,4-dioxane 1150.81
    methyl acetate 642.61
    THF 1474.53
    2-butanone 703.12
    n-pentanol 867.69
    sec-butanol 1320.82
    n-hexane 124.15
    ethylene glycol 902.32
    NMP 733.1
    cyclohexane 84.05
    DMSO 1107.9
    n-butyl acetate 323.12
    n-octanol 478.18
    chloroform 1644.36
    n-propyl acetate 281.08
    acetic acid 879.49
    dichloromethane 1252.2
    cyclohexanone 688.27
    propylene glycol 1274.24
    isopropyl acetate 419.87
    DMAc 908.49
    2-ethoxyethanol 1178.85
    isopentanol 962.9
    n-heptane 63.93
    ethyl formate 468.0
    1,2-dichloroethane 520.91
    n-hexanol 953.77
    2-methoxyethanol 1894.96
    isobutyl acetate 214.25
    tetrachloromethane 301.16
    n-pentyl acetate 291.08
    transcutol 1590.69
    n-heptanol 440.32
    ethylbenzene 127.94
    MIBK 425.9
    2-propoxyethanol 1415.13
    tert-butanol 1537.6
    MTBE 798.45
    2-butoxyethanol 677.22
    propionic acid 868.27
    o-xylene 161.06
    formic acid 626.29
    diethyl ether 726.02
    m-xylene 189.42
    p-xylene 172.2
    chlorobenzene 316.97
    dimethyl carbonate 230.0
    n-octane 38.08
    formamide 519.74
    cyclopentanone 827.0
    2-pentanone 610.27
    anisole 342.21
    cyclopentyl methyl ether 606.83
    gamma-butyrolactone 849.29
    1-methoxy-2-propanol 1570.04
    pyridine 555.25
    3-pentanone 384.3
    furfural 769.76
    n-dodecane 40.64
    diethylene glycol 1146.12
    diisopropyl ether 225.64
    tert-amyl alcohol 1090.75
    acetylacetone 577.63
    n-hexadecane 43.58
    acetophenone 260.13
    methyl propionate 488.71
    isopentyl acetate 295.39
    trichloroethylene 854.08
    n-nonanol 369.52
    cyclohexanol 666.33
    benzyl alcohol 369.28
    2-ethylhexanol 370.03
    isooctanol 322.34
    dipropyl ether 289.85
    1,2-dichlorobenzene 276.54
    ethyl lactate 243.81
    propylene carbonate 442.66
    n-methylformamide 845.75
    2-pentanol 827.54
    n-pentane 124.04
    1-propoxy-2-propanol 785.85
    1-methoxy-2-propyl acetate 413.93
    2-(2-methoxypropoxy) propanol 447.53
    mesitylene 127.96
    ε-caprolactone 620.21
    p-cymene 106.43
    epichlorohydrin 879.83
    1,1,1-trichloroethane 604.56
    2-aminoethanol 1504.22
    morpholine-4-carbaldehyde 956.54
    sulfolane 820.52
    2,2,4-trimethylpentane 68.63
    2-methyltetrahydrofuran 890.54
    n-hexyl acetate 496.06
    isooctane 62.45
    2-(2-butoxyethoxy)ethanol 674.97
    sec-butyl acetate 218.64
    tert-butyl acetate 425.71
    decalin 54.55
    glycerin 1323.22
    diglyme 963.66
    acrylic acid 674.95
    isopropyl myristate 179.49
    n-butyric acid 957.68
    acetyl acetate 350.66
    di(2-ethylhexyl) phthalate 173.24
    ethyl propionate 268.86
    nitromethane 941.19
    1,2-diethoxyethane 414.16
    benzonitrile 375.61
    trioctyl phosphate 142.45
    1-bromopropane 498.55
    gamma-valerolactone 1053.45
    n-decanol 263.72
    triethyl phosphate 116.27
    4-methyl-2-pentanol 471.7
    propionitrile 710.65
    vinylene carbonate 429.06
    1,1,2-trichlorotrifluoroethane 759.74
    DMS 267.05
    cumene 114.73
    2-octanol 317.08
    2-hexanone 379.17
    octyl acetate 235.66
    limonene 157.24
    1,2-dimethoxyethane 1138.19
    ethyl orthosilicate 118.86
    tributyl phosphate 154.89
    diacetone alcohol 596.06
    N,N-dimethylaniline 240.47
    acrylonitrile 730.92
    aniline 430.95
    1,3-propanediol 1332.01
    bromobenzene 298.17
    dibromomethane 807.76
    1,1,2,2-tetrachloroethane 778.96
    2-methyl-cyclohexyl acetate 190.01
    tetrabutyl urea 186.15
    diisobutyl methanol 195.93
    2-phenylethanol 385.69
    styrene 152.75
    dioctyl adipate 205.64
    dimethyl sulfate 339.27
    ethyl butyrate 208.49
    methyl lactate 428.38
    butyl lactate 273.01
    diethyl carbonate 138.11
    propanediol butyl ether 730.21
    triethyl orthoformate 155.67
    p-tert-butyltoluene 114.57
    methyl 4-tert-butylbenzoate 311.08
    morpholine 1211.79
    tert-butylamine 976.34
    n-dodecanol 199.17
    dimethoxymethane 864.36
    ethylene carbonate 362.8
    cyrene 326.71
    2-ethoxyethyl acetate 346.14
    2-ethylhexyl acetate 213.62
    1,2,4-trichlorobenzene 313.19
    4-methylpyridine 578.78
    dibutyl ether 292.51
    2,6-dimethyl-4-heptanol 195.93
    DEF 565.93
    dimethyl isosorbide 501.79
    tetrachloroethylene 524.44
    eugenol 325.33
    triacetin 327.52
    span 80 421.73
    1,4-butanediol 732.25
    1,1-dichloroethane 799.34
    2-methyl-1-pentanol 615.42
    methyl formate 551.01
    2-methyl-1-butanol 907.32
    n-decane 65.46
    butyronitrile 728.27
    3,7-dimethyl-1-octanol 374.05
    1-chlorooctane 213.45
    1-chlorotetradecane 86.26
    n-nonane 65.38
    undecane 49.92
    tert-butylcyclohexane 70.06
    cyclooctane 37.39
    cyclopentanol 831.51
    tetrahydropyran 834.12
    tert-amyl methyl ether 511.24
    2,5,8-trioxanonane 645.73
    1-hexene 356.11
    2-isopropoxyethanol 729.12
    2,2,2-trifluoroethanol 344.33
    methyl butyrate 361.33

    Scent© AI

1 of 3
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