Ethyl methyl ether

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  • Identifiers

    CAS number
    540-67-0

    Molecular formula
    C3H8O

    SMILES
    CCOC

    Safety labels

    Flammable
    Flammable

    Compressed Gas
    Compressed Gas

  • Odor profile

    Ethereal 89.2%
    Alcoholic 54.55%
    Solvent 48.68%
    Sweet 45.77%
    Rummy 38.1%
    Gassy 36.59%
    Fermented 35.39%
    Winey 32.88%
    Fresh 32.09%
    Fruity 30.11%

    Scent© AI

  • Properties

    XLogP3-AA
    0.4

    Molecular weight
    60.1 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Melting point expt.

    • -113 °C

    Boiling point

    • 7.4 °C

    Flash point est.
    -53.3 ˚C

    Flash point expt.

    • -35 °F (NFPA, 2010)
    • -35 °F (closed cup)

    Solubility expt.

    • SOL IN ACETONE
    • MISCIBLE IN ETHYL ALCOHOL, ETHYL ETHER

  • Synonyms

    • Methoxyethane
    • ETHYL METHYL ETHER
    • Methyl ethyl ether
    • Ethane, methoxy-
    • 540-67-0
    • Ether, ethyl methyl
    • Methane, ethoxy
    • UN1039
    • Methoxyethan
    • HSDB 414
    • 1-Methoxyethane
    • Aethylmethylaether
    • Methylaethylaether
    • Methane, ethoxy-
    • C2H5OCH3
    • UNII-TF7D64JK16
    • TF7D64JK16
    • DTXSID5074557
    • UN-1039
    • 2ME
    • 2-methoxyethane
    • methylethyl ether
    • 1-Methoxyethane #
    • DTXCID0041567
    • ETHYL METHYL ETHER [MI]
    • CHEBI:39832
    • ETHYL METHYL ETHER [HSDB]
    • UN 1039
    • DB-230461
    • M0110
    • NS00022339
    • Ethyl methyl ether [UN1039] [Flammable gas]
    • InChI=1/C3H8O/c1-3-4-2/h3H2,1-2H
    • A851718
    • Q417557

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1043.63
    methanol 1185.52
    isopropanol 660.29
    water 35.17
    ethyl acetate 360.93
    n-propanol 751.54
    acetone 424.45
    n-butanol 583.1
    acetonitrile 676.1
    DMF 569.8
    toluene 114.63
    isobutanol 422.41
    1,4-dioxane 709.62
    methyl acetate 426.73
    THF 642.63
    2-butanone 343.76
    n-pentanol 285.85
    sec-butanol 570.76
    n-hexane 59.27
    ethylene glycol 501.14
    NMP 484.36
    cyclohexane 135.76
    DMSO 502.46
    n-butyl acetate 159.76
    n-octanol 112.71
    chloroform 1394.49
    n-propyl acetate 121.91
    acetic acid 1371.85
    dichloromethane 1059.66
    cyclohexanone 366.53
    propylene glycol 591.72
    isopropyl acetate 134.33
    DMAc 443.73
    2-ethoxyethanol 450.68
    isopentanol 304.45
    n-heptane 68.84
    ethyl formate 270.24
    1,2-dichloroethane 465.24
    n-hexanol 302.65
    2-methoxyethanol 939.08
    isobutyl acetate 58.92
    tetrachloromethane 400.39
    n-pentyl acetate 97.15
    transcutol 755.53
    n-heptanol 121.0
    ethylbenzene 44.34
    MIBK 76.9
    2-propoxyethanol 426.2
    tert-butanol 567.3
    MTBE 260.01
    2-butoxyethanol 225.01
    propionic acid 782.98
    o-xylene 77.03
    formic acid 638.28
    diethyl ether 360.29
    m-xylene 60.14
    p-xylene 59.07
    chlorobenzene 205.22
    dimethyl carbonate 68.36
    n-octane 18.86
    formamide 589.52
    cyclopentanone 394.52
    2-pentanone 203.01
    anisole 116.24
    cyclopentyl methyl ether 248.21
    gamma-butyrolactone 513.52
    1-methoxy-2-propanol 510.97
    pyridine 581.75
    3-pentanone 188.1
    furfural 532.89
    n-dodecane 13.46
    diethylene glycol 464.61
    diisopropyl ether 56.76
    tert-amyl alcohol 487.02
    acetylacetone 174.34
    n-hexadecane 14.03
    acetophenone 97.62
    methyl propionate 247.33
    isopentyl acetate 103.28
    trichloroethylene 826.24
    n-nonanol 98.18
    cyclohexanol 445.72
    benzyl alcohol 179.1
    2-ethylhexanol 153.98
    isooctanol 81.43
    dipropyl ether 161.04
    1,2-dichlorobenzene 166.49
    ethyl lactate 89.94
    propylene carbonate 211.78
    n-methylformamide 506.0
    2-pentanol 312.63
    n-pentane 88.94
    1-propoxy-2-propanol 286.19
    1-methoxy-2-propyl acetate 132.38
    2-(2-methoxypropoxy) propanol 152.9
    mesitylene 31.77
    ε-caprolactone 338.79
    p-cymene 44.39
    epichlorohydrin 518.39
    1,1,1-trichloroethane 522.97
    2-aminoethanol 797.97
    morpholine-4-carbaldehyde 561.77
    sulfolane 403.78
    2,2,4-trimethylpentane 29.35
    2-methyltetrahydrofuran 541.19
    n-hexyl acetate 130.92
    isooctane 13.26
    2-(2-butoxyethoxy)ethanol 229.41
    sec-butyl acetate 69.21
    tert-butyl acetate 103.4
    decalin 26.78
    glycerin 638.22
    diglyme 353.19
    acrylic acid 729.29
    isopropyl myristate 42.44
    n-butyric acid 640.15
    acetyl acetate 195.67
    di(2-ethylhexyl) phthalate 51.41
    ethyl propionate 117.22
    nitromethane 993.63
    1,2-diethoxyethane 194.65
    benzonitrile 205.54
    trioctyl phosphate 34.23
    1-bromopropane 334.01
    gamma-valerolactone 555.18
    n-decanol 70.66
    triethyl phosphate 54.81
    4-methyl-2-pentanol 102.58
    propionitrile 452.09
    vinylene carbonate 214.35
    1,1,2-trichlorotrifluoroethane 660.07
    DMS 98.09
    cumene 31.29
    2-octanol 70.6
    2-hexanone 111.43
    octyl acetate 65.27
    limonene 84.06
    1,2-dimethoxyethane 377.6
    ethyl orthosilicate 55.75
    tributyl phosphate 43.88
    diacetone alcohol 177.28
    N,N-dimethylaniline 76.75
    acrylonitrile 551.65
    aniline 323.23
    1,3-propanediol 708.76
    bromobenzene 164.06
    dibromomethane 724.49
    1,1,2,2-tetrachloroethane 649.89
    2-methyl-cyclohexyl acetate 75.97
    tetrabutyl urea 56.93
    diisobutyl methanol 64.8
    2-phenylethanol 162.8
    styrene 68.03
    dioctyl adipate 67.78
    dimethyl sulfate 106.79
    ethyl butyrate 115.27
    methyl lactate 173.3
    butyl lactate 95.44
    diethyl carbonate 73.51
    propanediol butyl ether 184.52
    triethyl orthoformate 87.05
    p-tert-butyltoluene 43.85
    methyl 4-tert-butylbenzoate 87.28
    morpholine 916.98
    tert-butylamine 388.82
    n-dodecanol 54.0
    dimethoxymethane 247.99
    ethylene carbonate 177.15
    cyrene 120.61
    2-ethoxyethyl acetate 141.26
    2-ethylhexyl acetate 85.72
    1,2,4-trichlorobenzene 211.28
    4-methylpyridine 378.06
    dibutyl ether 107.68
    2,6-dimethyl-4-heptanol 64.8
    DEF 296.68
    dimethyl isosorbide 161.84
    tetrachloroethylene 566.35
    eugenol 108.87
    triacetin 122.41
    span 80 179.92
    1,4-butanediol 254.79
    1,1-dichloroethane 557.23
    2-methyl-1-pentanol 186.66
    methyl formate 270.13
    2-methyl-1-butanol 362.74
    n-decane 22.97
    butyronitrile 366.88
    3,7-dimethyl-1-octanol 95.11
    1-chlorooctane 62.98
    1-chlorotetradecane 25.56
    n-nonane 23.5
    undecane 16.74
    tert-butylcyclohexane 23.87
    cyclooctane 31.31
    cyclopentanol 494.32
    tetrahydropyran 602.64
    tert-amyl methyl ether 198.66
    2,5,8-trioxanonane 241.01
    1-hexene 132.94
    2-isopropoxyethanol 239.54
    2,2,2-trifluoroethanol 418.28
    methyl butyrate 146.24

    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