Ethyl butyl ether

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  • Identifiers

    CAS number
    628-81-9

    Molecular formula
    C6H14O

    SMILES
    CCCCOCC

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Odor profile

    Ethereal 83.06%
    Sweet 70.13%
    Fruity 61.98%
    Alcoholic 59.34%
    Solvent 50.47%
    Fermented 48.65%
    Winey 42.63%
    Rummy 39.86%
    Cognac 34.12%
    Pungent 33.84%

    Scent© AI

  • Properties

    XLogP3-AA
    2.0

    Molecular weight
    102.17 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    92°C

    Flash point est.
    -6.12 ˚C

    Flash point expt.

    • 40 °F (NFPA, 2010)

  • Synonyms

    • BUTYL ETHYL ETHER
    • 628-81-9
    • 1-Ethoxybutane
    • Ethyl butyl ether
    • Butane, 1-ethoxy-
    • n-Butyl ethyl ether
    • Ether, butyl ethyl
    • Ether ethylbutylique
    • Ethyl n-butyl ether
    • Ether ethylbutylique [French]
    • 1-ethoxy-butane
    • EINECS 211-055-7
    • NO396R19PJ
    • DTXSID7052311
    • DTXCID4030883
    • 1-Butyl ethyl ether
    • UN1179
    • UNII-NO396R19PJ
    • MFCD00009455
    • ethyl, n-butyl ether-
    • Butyl ethyl ether, 99%
    • n-C4H9OC2H5
    • SCHEMBL43234
    • SCHEMBL4637696
    • CHEMBL3561108
    • Tox21_303804
    • AKOS037478138
    • UN 1179
    • NCGC00357088-01
    • AS-87634
    • CAS-628-81-9
    • n-Butyl ethyl ether, stabilized with BHT
    • DB-054314
    • B0776
    • NS00035207
    • D88684
    • A834065
    • Ethyl butyl ether [UN1179] [Flammable liquid]
    • Q3591978
    • 211-055-7

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3697.88
    methanol 2830.53
    isopropanol 3098.95
    water 1.63
    ethyl acetate 1567.96
    n-propanol 3232.39
    acetone 1870.35
    n-butanol 3261.1
    acetonitrile 2183.56
    DMF 1104.19
    toluene 957.28
    isobutanol 2194.56
    1,4-dioxane 3052.83
    methyl acetate 1306.4
    THF 3939.4
    2-butanone 1553.99
    n-pentanol 1875.92
    sec-butanol 2876.25
    n-hexane 2009.9
    ethylene glycol 496.8
    NMP 1173.99
    cyclohexane 2847.13
    DMSO 1739.49
    n-butyl acetate 2261.63
    n-octanol 1262.25
    chloroform 7014.88
    n-propyl acetate 1087.99
    acetic acid 2497.29
    dichloromethane 5267.82
    cyclohexanone 2629.17
    propylene glycol 868.66
    isopropyl acetate 809.82
    DMAc 778.82
    2-ethoxyethanol 1383.15
    isopentanol 2102.64
    n-heptane 2521.6
    ethyl formate 1025.32
    1,2-dichloroethane 2401.05
    n-hexanol 3226.33
    2-methoxyethanol 2102.8
    isobutyl acetate 608.77
    tetrachloromethane 1766.16
    n-pentyl acetate 1027.55
    transcutol 3170.63
    n-heptanol 1163.56
    ethylbenzene 585.74
    MIBK 624.55
    2-propoxyethanol 2224.65
    tert-butanol 3037.86
    MTBE 1898.18
    2-butoxyethanol 1155.8
    propionic acid 1830.41
    o-xylene 541.82
    formic acid 415.33
    diethyl ether 2532.87
    m-xylene 522.09
    p-xylene 737.51
    chlorobenzene 1377.95
    dimethyl carbonate 199.41
    n-octane 518.82
    formamide 430.19
    cyclopentanone 2022.39
    2-pentanone 1270.44
    anisole 809.81
    cyclopentyl methyl ether 1945.48
    gamma-butyrolactone 1765.1
    1-methoxy-2-propanol 1582.71
    pyridine 2527.1
    3-pentanone 861.63
    furfural 1604.15
    n-dodecane 262.53
    diethylene glycol 1185.78
    diisopropyl ether 635.42
    tert-amyl alcohol 2401.58
    acetylacetone 809.13
    n-hexadecane 285.13
    acetophenone 602.77
    methyl propionate 862.07
    isopentyl acetate 1517.6
    trichloroethylene 3708.61
    n-nonanol 997.78
    cyclohexanol 2990.21
    benzyl alcohol 767.26
    2-ethylhexanol 2138.15
    isooctanol 854.42
    dipropyl ether 2555.46
    1,2-dichlorobenzene 1125.52
    ethyl lactate 415.78
    propylene carbonate 1051.48
    n-methylformamide 832.76
    2-pentanol 2119.55
    n-pentane 1681.31
    1-propoxy-2-propanol 2150.29
    1-methoxy-2-propyl acetate 897.54
    2-(2-methoxypropoxy) propanol 771.42
    mesitylene 335.3
    ε-caprolactone 2063.64
    p-cymene 631.07
    epichlorohydrin 2042.86
    1,1,1-trichloroethane 2886.51
    2-aminoethanol 1163.62
    morpholine-4-carbaldehyde 1294.17
    sulfolane 1677.85
    2,2,4-trimethylpentane 421.66
    2-methyltetrahydrofuran 3540.58
    n-hexyl acetate 1406.12
    isooctane 293.54
    2-(2-butoxyethoxy)ethanol 1179.34
    sec-butyl acetate 627.3
    tert-butyl acetate 674.66
    decalin 548.21
    glycerin 823.37
    diglyme 1950.64
    acrylic acid 1206.68
    isopropyl myristate 545.2
    n-butyric acid 2789.06
    acetyl acetate 733.37
    di(2-ethylhexyl) phthalate 407.12
    ethyl propionate 774.1
    nitromethane 1769.73
    1,2-diethoxyethane 1725.21
    benzonitrile 1369.15
    trioctyl phosphate 336.64
    1-bromopropane 2990.14
    gamma-valerolactone 1975.05
    n-decanol 676.95
    triethyl phosphate 447.76
    4-methyl-2-pentanol 812.66
    propionitrile 2026.88
    vinylene carbonate 953.34
    1,1,2-trichlorotrifluoroethane 1638.89
    DMS 504.93
    cumene 406.59
    2-octanol 881.39
    2-hexanone 1153.7
    octyl acetate 658.85
    limonene 1268.54
    1,2-dimethoxyethane 2092.28
    ethyl orthosilicate 495.98
    tributyl phosphate 449.87
    diacetone alcohol 732.24
    N,N-dimethylaniline 527.67
    acrylonitrile 1706.4
    aniline 1177.96
    1,3-propanediol 1565.63
    bromobenzene 1524.01
    dibromomethane 4495.06
    1,1,2,2-tetrachloroethane 3317.64
    2-methyl-cyclohexyl acetate 846.05
    tetrabutyl urea 525.27
    diisobutyl methanol 908.61
    2-phenylethanol 955.51
    styrene 786.75
    dioctyl adipate 697.67
    dimethyl sulfate 264.57
    ethyl butyrate 1424.24
    methyl lactate 393.46
    butyl lactate 730.67
    diethyl carbonate 732.95
    propanediol butyl ether 932.4
    triethyl orthoformate 995.26
    p-tert-butyltoluene 562.32
    methyl 4-tert-butylbenzoate 563.45
    morpholine 3660.87
    tert-butylamine 2655.22
    n-dodecanol 521.77
    dimethoxymethane 795.64
    ethylene carbonate 925.06
    cyrene 473.41
    2-ethoxyethyl acetate 827.12
    2-ethylhexyl acetate 1336.3
    1,2,4-trichlorobenzene 1204.34
    4-methylpyridine 1984.01
    dibutyl ether 1945.65
    2,6-dimethyl-4-heptanol 908.61
    DEF 1239.45
    dimethyl isosorbide 988.28
    tetrachloroethylene 2456.06
    eugenol 576.58
    triacetin 800.29
    span 80 1078.61
    1,4-butanediol 653.31
    1,1-dichloroethane 3058.94
    2-methyl-1-pentanol 1380.42
    methyl formate 502.85
    2-methyl-1-butanol 2059.02
    n-decane 511.35
    butyronitrile 2425.28
    3,7-dimethyl-1-octanol 1100.53
    1-chlorooctane 1001.73
    1-chlorotetradecane 368.49
    n-nonane 628.86
    undecane 343.25
    tert-butylcyclohexane 492.04
    cyclooctane 698.97
    cyclopentanol 2705.53
    tetrahydropyran 4731.56
    tert-amyl methyl ether 1297.87
    2,5,8-trioxanonane 1226.01
    1-hexene 2915.23
    2-isopropoxyethanol 937.77
    2,2,2-trifluoroethanol 384.58
    methyl butyrate 1173.66

    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

Botanical

Name CAS Botanical Proportion
Jasmine rose flower headspace (China) 2 Gardenia jasminoides Ellis var. fortuniana Lindl., fam. Rubiaceae 1.06%