2-Ethyl-2,4-dimethyl-1,3-dioxolane

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  • Identifiers

    CAS number
    2916-28-1

    Molecular formula
    C7H14O2

    SMILES
    CCC1(OCC(O1)C)C

  • Odor profile

    Fragrance
    Fruity 88.94%
    Ethereal 69.96%
    Green 52.57%
    Fermented 41.22%
    Solvent 36.69%
    Mint 34.8%
    Fresh 34.56%
    Musty 32.12%
    Sweet 31.29%
    Buttery 30.39%

     

    Flavor
    Green 85.42%
    Earthy 60.7%
    Vegetable 58.69%
    Potato 37.51%
    Raw 36.81%
    Nutty 34.27%
    Sweet 28.27%
    Musty 27.74%
    Pepper 26.13%
    Herbal 25.82%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    1.4

    pKa est.
    8.12 (weak base)

    Molecular weight
    130.18 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    132°C

    Flash point

    • 21.42 ˚C est.

  • Synonyms

    • 2-Ethyl-2,4-dimethyl-1,3-dioxolane
    • 2916-28-1
    • 1,3-Dioxolane, 2-ethyl-2,4-dimethyl-
    • EINECS 220-841-9
    • AI3-22520
    • DTXSID90951759
    • NSC 75248
    • NSC75248
    • NCIOpen2_000775
    • SCHEMBL245413
    • MMEAMWZNWXLIIZ-UHFFFAOYSA-N
    • DTXCID601379870
    • MFCD00046099
    • NSC-75248
    • AKOS006275369
    • DS-008352
    • NS00049632
    • 220-841-9

  • Applications

    2-Ethyl-2,4-dimethyl-1,3-dioxolane is primarily used as an organic synthesis intermediate and as a carbonyl-protecting group in chemical manufacture. It also serves as a solvent/diluent and processing aid in various industrial formulations, and as a precursor to other acetals in downstream syntheses. In polymer and coatings applications, it may function as a reactive diluent or processing aid to adjust viscosity and curing behavior. Subject to local regulations and formulation limits, it may be considered for use in pharmaceutical and agrochemical synthesis as part of multi-step synthetic routes.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 2139.46
    methanol 3247.88
    isopropanol 1664.46
    water 97.57
    ethyl acetate 1104.53
    n-propanol 1747.34
    acetone 1130.82
    n-butanol 1643.17
    acetonitrile 1398.86
    DMF 1473.11
    toluene 706.92
    isobutanol 1483.89
    1,4-dioxane 1623.83
    methyl acetate 1047.06
    THF 1873.76
    2-butanone 1109.84
    n-pentanol 1081.83
    sec-butanol 1671.07
    n-hexane 375.93
    ethylene glycol 766.42
    NMP 1411.85
    cyclohexane 362.92
    DMSO 1271.06
    n-butyl acetate 579.61
    n-octanol 675.16
    chloroform 3749.65
    n-propyl acetate 548.13
    acetic acid 1381.54
    dichloromethane 3445.64
    cyclohexanone 1396.49
    propylene glycol 898.65
    isopropyl acetate 751.77
    DMAc 1401.3
    2-ethoxyethanol 1505.05
    isopentanol 1361.45
    n-heptane 197.13
    ethyl formate 774.35
    1,2-dichloroethane 1455.9
    n-hexanol 1101.9
    2-methoxyethanol 2244.83
    isobutyl acetate 409.31
    tetrachloromethane 1031.13
    n-pentyl acetate 535.37
    transcutol 2224.62
    n-heptanol 568.57
    ethylbenzene 370.33
    MIBK 681.79
    2-propoxyethanol 1613.51
    tert-butanol 1697.42
    MTBE 1430.92
    2-butoxyethanol 856.57
    propionic acid 1102.16
    o-xylene 497.29
    formic acid 923.54
    diethyl ether 1380.58
    m-xylene 502.54
    p-xylene 504.01
    chlorobenzene 871.91
    dimethyl carbonate 367.83
    n-octane 97.91
    formamide 825.86
    cyclopentanone 1351.42
    2-pentanone 983.42
    anisole 721.53
    cyclopentyl methyl ether 1153.43
    gamma-butyrolactone 1489.87
    1-methoxy-2-propanol 1654.62
    pyridine 1095.18
    3-pentanone 789.59
    furfural 1400.79
    n-dodecane 88.11
    diethylene glycol 1168.86
    diisopropyl ether 518.96
    tert-amyl alcohol 1696.16
    acetylacetone 913.05
    n-hexadecane 94.56
    acetophenone 569.39
    methyl propionate 861.3
    isopentyl acetate 548.66
    trichloroethylene 2346.03
    n-nonanol 572.5
    cyclohexanol 1234.39
    benzyl alcohol 652.46
    2-ethylhexanol 587.86
    isooctanol 460.07
    dipropyl ether 587.06
    1,2-dichlorobenzene 810.8
    ethyl lactate 372.05
    propylene carbonate 824.31
    n-methylformamide 1091.78
    2-pentanol 1171.46
    n-pentane 376.69
    1-propoxy-2-propanol 950.44
    1-methoxy-2-propyl acetate 664.43
    2-(2-methoxypropoxy) propanol 628.64
    mesitylene 334.5
    ε-caprolactone 1260.34
    p-cymene 275.0
    epichlorohydrin 1726.55
    1,1,1-trichloroethane 1698.17
    2-aminoethanol 1293.1
    morpholine-4-carbaldehyde 1473.58
    sulfolane 1422.03
    2,2,4-trimethylpentane 235.28
    2-methyltetrahydrofuran 1655.82
    n-hexyl acetate 855.12
    isooctane 150.77
    2-(2-butoxyethoxy)ethanol 872.54
    sec-butyl acetate 467.29
    tert-butyl acetate 741.42
    decalin 208.7
    glycerin 1129.53
    diglyme 1377.12
    acrylic acid 912.75
    isopropyl myristate 322.0
    n-butyric acid 1243.59
    acetyl acetate 731.83
    di(2-ethylhexyl) phthalate 280.8
    ethyl propionate 553.66
    nitromethane 1470.79
    1,2-diethoxyethane 734.62
    benzonitrile 805.25
    trioctyl phosphate 222.46
    1-bromopropane 1271.51
    gamma-valerolactone 1707.62
    n-decanol 392.19
    triethyl phosphate 252.97
    4-methyl-2-pentanol 690.25
    propionitrile 1153.1
    vinylene carbonate 825.67
    1,1,2-trichlorotrifluoroethane 1325.09
    DMS 503.19
    cumene 316.8
    2-octanol 454.63
    2-hexanone 613.65
    octyl acetate 400.24
    limonene 409.56
    1,2-dimethoxyethane 1578.85
    ethyl orthosilicate 266.72
    tributyl phosphate 262.79
    diacetone alcohol 806.48
    N,N-dimethylaniline 558.37
    acrylonitrile 1168.01
    aniline 854.04
    1,3-propanediol 1391.94
    bromobenzene 901.4
    dibromomethane 2269.6
    1,1,2,2-tetrachloroethane 2073.93
    2-methyl-cyclohexyl acetate 396.17
    tetrabutyl urea 306.7
    diisobutyl methanol 320.32
    2-phenylethanol 626.86
    styrene 436.87
    dioctyl adipate 382.11
    dimethyl sulfate 572.12
    ethyl butyrate 447.47
    methyl lactate 538.8
    butyl lactate 414.4
    diethyl carbonate 313.63
    propanediol butyl ether 754.18
    triethyl orthoformate 358.77
    p-tert-butyltoluene 289.49
    methyl 4-tert-butylbenzoate 568.12
    morpholine 1716.3
    tert-butylamine 1332.04
    n-dodecanol 290.67
    dimethoxymethane 1137.18
    ethylene carbonate 683.12
    cyrene 508.5
    2-ethoxyethyl acetate 620.0
    2-ethylhexyl acetate 454.73
    1,2,4-trichlorobenzene 937.09
    4-methylpyridine 1271.27
    dibutyl ether 578.17
    2,6-dimethyl-4-heptanol 320.32
    DEF 1100.05
    dimethyl isosorbide 787.47
    tetrachloroethylene 1495.82
    eugenol 535.41
    triacetin 582.13
    span 80 538.93
    1,4-butanediol 737.6
    1,1-dichloroethane 1822.66
    2-methyl-1-pentanol 991.85
    methyl formate 777.6
    2-methyl-1-butanol 1450.99
    n-decane 140.45
    butyronitrile 1145.83
    3,7-dimethyl-1-octanol 604.0
    1-chlorooctane 441.53
    1-chlorotetradecane 181.2
    n-nonane 148.48
    undecane 104.69
    tert-butylcyclohexane 234.44
    cyclooctane 156.82
    cyclopentanol 1302.98
    tetrahydropyran 1460.51
    tert-amyl methyl ether 1151.2
    2,5,8-trioxanonane 882.06
    1-hexene 752.01
    2-isopropoxyethanol 1048.65
    2,2,2-trifluoroethanol 607.48
    methyl butyrate 696.61

    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