Ethyl methyl sulfide

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  • Identifiers

    CAS number
    624-89-5

    Molecular formula
    C3H8S

    SMILES
    CCSC

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Odor profile

    Sulfurous 85.22%
    Onion 73.18%
    Vegetable 73.03%
    Garlic 70.95%
    Alliaceous 66.12%
    Meaty 65.03%
    Savory 55.37%
    Cabbage 54.33%
    Cooked 49.16%
    Tomato 47.75%

    Scent© AI

  • Properties

    XLogP3-AA
    1.5

    pKa est.
    8.25 (weak base)

    Molecular weight
    76.16 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Melting point expt.

    • -104.8 °C

    Boiling point

    • 65.00 to 67.00 °C. @ 760.00 mm Hg

    Flash point est.
    -17.65 ˚C

    Solubility expt.

    • insoluble in water; soluble in alcohols and oils

  • Synonyms

    • Ethyl methyl sulfide
    • Methylthioethane
    • 624-89-5
    • methylsulfanylethane
    • Ethane, (methylthio)-
    • Methyl ethyl sulfide
    • Ethyl methyl sulphide
    • Sulfide, ethyl methyl
    • (Methylthio)ethane
    • 2-THIABUTANE
    • Methyl ethyl sulphide
    • 1-(methylthio)ethane
    • (methylsulfanyl)ethane
    • ethyl methyl thioether
    • MR1GZS62TM
    • 1-(Methylsulfanyl)ethane
    • EINECS 210-868-4
    • AI3-18786
    • DTXSID3060794
    • FEMA NO. 3860
    • EC 210-868-4
    • METHYL ETHYL SULFIDE [FHFI]
    • UNII-MR1GZS62TM
    • MeSEt
    • methylethyl sulfide
    • Ethyl(methyl)sulfane
    • MFCD00009268
    • (Methylthio)ethane, 9CI
    • C2H5SCH3
    • Ethyl methyl sulfide, 96%
    • Ethyl methyl sulfide, >=99%
    • DTXCID0043345
    • FEMA 3860
    • WXEHBUMAEPOYKP-UHFFFAOYSA-
    • CHEBI:231886
    • AKOS015897441
    • FE35667
    • DB-054180
    • E0143
    • NS00008769
    • D90442
    • EN300-215422
    • A833807
    • InChI=1/C3H8S/c1-3-4-2/h3H2,1-2H3
    • Q27284183

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 302.49
    methanol 208.33
    isopropanol 222.45
    water 0.42
    ethyl acetate 456.5
    n-propanol 298.1
    acetone 354.91
    n-butanol 340.94
    acetonitrile 299.01
    DMF 191.27
    toluene 239.8
    isobutanol 198.23
    1,4-dioxane 581.05
    methyl acetate 323.92
    THF 940.29
    2-butanone 400.82
    n-pentanol 202.59
    sec-butanol 284.66
    n-hexane 137.55
    ethylene glycol 48.95
    NMP 288.18
    cyclohexane 296.09
    DMSO 293.56
    n-butyl acetate 709.12
    n-octanol 173.76
    chloroform 1036.86
    n-propyl acetate 251.54
    acetic acid 300.29
    dichloromethane 688.55
    cyclohexanone 644.81
    propylene glycol 92.34
    isopropyl acetate 233.33
    DMAc 195.75
    2-ethoxyethanol 212.5
    isopentanol 235.05
    n-heptane 315.45
    ethyl formate 227.76
    1,2-dichloroethane 392.95
    n-hexanol 476.56
    2-methoxyethanol 314.1
    isobutyl acetate 143.63
    tetrachloromethane 318.65
    n-pentyl acetate 265.07
    transcutol 799.28
    n-heptanol 208.44
    ethylbenzene 103.64
    MIBK 172.7
    2-propoxyethanol 467.06
    tert-butanol 273.47
    MTBE 273.06
    2-butoxyethanol 280.03
    propionic acid 288.2
    o-xylene 139.85
    formic acid 55.34
    diethyl ether 467.91
    m-xylene 137.59
    p-xylene 122.36
    chlorobenzene 348.22
    dimethyl carbonate 73.27
    n-octane 78.21
    formamide 77.22
    cyclopentanone 627.78
    2-pentanone 367.48
    anisole 181.77
    cyclopentyl methyl ether 441.7
    gamma-butyrolactone 569.31
    1-methoxy-2-propanol 269.43
    pyridine 572.61
    3-pentanone 310.43
    furfural 477.08
    n-dodecane 40.18
    diethylene glycol 251.01
    diisopropyl ether 142.14
    tert-amyl alcohol 284.8
    acetylacetone 307.19
    n-hexadecane 44.74
    acetophenone 156.47
    methyl propionate 265.08
    isopentyl acetate 414.39
    trichloroethylene 735.64
    n-nonanol 158.46
    cyclohexanol 342.01
    benzyl alcohol 147.09
    2-ethylhexanol 387.05
    isooctanol 154.1
    dipropyl ether 570.87
    1,2-dichlorobenzene 264.93
    ethyl lactate 95.15
    propylene carbonate 334.68
    n-methylformamide 131.25
    2-pentanol 257.91
    n-pentane 161.76
    1-propoxy-2-propanol 472.15
    1-methoxy-2-propyl acetate 321.92
    2-(2-methoxypropoxy) propanol 191.35
    mesitylene 87.8
    ε-caprolactone 506.16
    p-cymene 155.34
    epichlorohydrin 510.07
    1,1,1-trichloroethane 549.16
    2-aminoethanol 117.42
    morpholine-4-carbaldehyde 333.47
    sulfolane 459.28
    2,2,4-trimethylpentane 54.56
    2-methyltetrahydrofuran 711.37
    n-hexyl acetate 264.12
    isooctane 41.97
    2-(2-butoxyethoxy)ethanol 303.81
    sec-butyl acetate 157.85
    tert-butyl acetate 221.13
    decalin 73.12
    glycerin 117.51
    diglyme 514.51
    acrylic acid 207.34
    isopropyl myristate 116.1
    n-butyric acid 456.5
    acetyl acetate 245.04
    di(2-ethylhexyl) phthalate 87.79
    ethyl propionate 201.45
    nitromethane 338.86
    1,2-diethoxyethane 483.15
    benzonitrile 270.07
    trioctyl phosphate 77.93
    1-bromopropane 423.69
    gamma-valerolactone 551.01
    n-decanol 118.62
    triethyl phosphate 133.84
    4-methyl-2-pentanol 119.97
    propionitrile 341.29
    vinylene carbonate 288.4
    1,1,2-trichlorotrifluoroethane 347.59
    DMS 133.39
    cumene 71.04
    2-octanol 137.41
    2-hexanone 255.63
    octyl acetate 149.17
    limonene 284.33
    1,2-dimethoxyethane 337.23
    ethyl orthosilicate 145.57
    tributyl phosphate 98.0
    diacetone alcohol 216.56
    N,N-dimethylaniline 105.36
    acrylonitrile 299.29
    aniline 264.71
    1,3-propanediol 175.87
    bromobenzene 343.95
    dibromomethane 590.5
    1,1,2,2-tetrachloroethane 586.86
    2-methyl-cyclohexyl acetate 215.96
    tetrabutyl urea 114.97
    diisobutyl methanol 183.3
    2-phenylethanol 240.88
    styrene 144.92
    dioctyl adipate 148.72
    dimethyl sulfate 91.39
    ethyl butyrate 424.94
    methyl lactate 105.86
    butyl lactate 183.58
    diethyl carbonate 221.42
    propanediol butyl ether 185.26
    triethyl orthoformate 287.73
    p-tert-butyltoluene 140.79
    methyl 4-tert-butylbenzoate 153.13
    morpholine 621.94
    tert-butylamine 234.9
    n-dodecanol 94.46
    dimethoxymethane 190.57
    ethylene carbonate 255.4
    cyrene 134.63
    2-ethoxyethyl acetate 271.48
    2-ethylhexyl acetate 379.39
    1,2,4-trichlorobenzene 281.92
    4-methylpyridine 418.8
    dibutyl ether 347.28
    2,6-dimethyl-4-heptanol 183.3
    DEF 306.62
    dimethyl isosorbide 295.81
    tetrachloroethylene 452.61
    eugenol 150.57
    triacetin 202.32
    span 80 231.63
    1,4-butanediol 68.45
    1,1-dichloroethane 471.77
    2-methyl-1-pentanol 168.85
    methyl formate 104.14
    2-methyl-1-butanol 245.91
    n-decane 74.34
    butyronitrile 424.22
    3,7-dimethyl-1-octanol 173.9
    1-chlorooctane 165.14
    1-chlorotetradecane 65.6
    n-nonane 84.72
    undecane 51.66
    tert-butylcyclohexane 58.92
    cyclooctane 111.65
    cyclopentanol 337.32
    tetrahydropyran 852.68
    tert-amyl methyl ether 230.91
    2,5,8-trioxanonane 332.28
    1-hexene 288.7
    2-isopropoxyethanol 164.76
    2,2,2-trifluoroethanol 91.68
    methyl butyrate 262.49

    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