Butyl methyl ether

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    628-28-4

    Molecular formula
    C5H12O

    SMILES
    CCCCOC

    Safety labels

    Flammable
    Flammable

    Retention indicies (RI)

    • DB5: 816.0

  • Odor profile

    Ethereal 83.76%
    Sweet 67.8%
    Fruity 62.75%
    Alcoholic 56.15%
    Solvent 49.1%
    Fermented 45.91%
    Winey 45.4%
    Rummy 40.61%
    Fresh 34.42%
    Pungent 33.83%

    Scent© AI

  • Properties

    XLogP3-AA
    1.7

    Molecular weight
    88.15 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    71°C

    Flash point est.
    -17.2 ˚C

  • Synonyms

    • BUTYL METHYL ETHER
    • 1-Methoxybutane
    • 628-28-4
    • n-Butyl methyl ether
    • Butane, 1-methoxy-
    • Methyl n-butyl ether
    • Methyl butyl ether
    • Ether, butyl methyl
    • EINECS 211-033-7
    • buthyl methly ester
    • UN2350
    • n-C4H9OCH3
    • DTXSID5074559
    • UN 2350
    • alpha-Methoxybutane
    • butylmethyl ether
    • alphaMethoxybutane
    • BuOMe
    • Butane, 1methoxy
    • Methyl nbutyl ether
    • MFCD00009453
    • .alpha.-Methoxybutane
    • Butyl methyl ether, 99%
    • Butane, 1methoxy (9CI)
    • Butane, 1-methoxy-(9CI)
    • DTXCID1043542
    • M0504
    • NS00035184
    • D91343
    • Butyl methyl ether [UN2350] [Flammable liquid]
    • Q3333697
    • 211-033-7

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1958.95
    methanol 1624.33
    isopropanol 1702.39
    water 2.6
    ethyl acetate 872.92
    n-propanol 1731.45
    acetone 1191.97
    n-butanol 1669.4
    acetonitrile 1134.91
    DMF 762.29
    toluene 335.4
    isobutanol 1200.34
    1,4-dioxane 1521.66
    methyl acetate 817.07
    THF 1855.63
    2-butanone 994.78
    n-pentanol 870.77
    sec-butanol 1600.34
    n-hexane 439.77
    ethylene glycol 417.56
    NMP 797.52
    cyclohexane 661.49
    DMSO 1144.23
    n-butyl acetate 1017.5
    n-octanol 493.11
    chloroform 3232.54
    n-propyl acetate 523.3
    acetic acid 2162.04
    dichloromethane 2311.85
    cyclohexanone 1402.92
    propylene glycol 702.98
    isopropyl acetate 471.71
    DMAc 492.64
    2-ethoxyethanol 816.26
    isopentanol 1150.67
    n-heptane 490.72
    ethyl formate 576.24
    1,2-dichloroethane 1186.74
    n-hexanol 1359.34
    2-methoxyethanol 1483.49
    isobutyl acetate 327.79
    tetrachloromethane 934.4
    n-pentyl acetate 481.58
    transcutol 1970.14
    n-heptanol 511.58
    ethylbenzene 201.53
    MIBK 365.99
    2-propoxyethanol 1282.66
    tert-butanol 1823.6
    MTBE 991.09
    2-butoxyethanol 662.71
    propionic acid 1343.43
    o-xylene 228.75
    formic acid 410.35
    diethyl ether 1025.07
    m-xylene 227.72
    p-xylene 259.79
    chlorobenzene 622.64
    dimethyl carbonate 135.35
    n-octane 121.18
    formamide 345.57
    cyclopentanone 1315.71
    2-pentanone 733.5
    anisole 355.7
    cyclopentyl methyl ether 887.92
    gamma-butyrolactone 1362.1
    1-methoxy-2-propanol 1033.23
    pyridine 1174.63
    3-pentanone 497.27
    furfural 1103.24
    n-dodecane 71.15
    diethylene glycol 883.56
    diisopropyl ether 273.88
    tert-amyl alcohol 1486.56
    acetylacetone 553.37
    n-hexadecane 77.56
    acetophenone 300.22
    methyl propionate 533.88
    isopentyl acetate 746.82
    trichloroethylene 2163.78
    n-nonanol 395.08
    cyclohexanol 1437.41
    benzyl alcohol 388.27
    2-ethylhexanol 838.16
    isooctanol 408.28
    dipropyl ether 862.37
    1,2-dichlorobenzene 527.78
    ethyl lactate 256.45
    propylene carbonate 752.99
    n-methylformamide 568.5
    2-pentanol 1118.2
    n-pentane 434.55
    1-propoxy-2-propanol 1170.39
    1-methoxy-2-propyl acetate 529.43
    2-(2-methoxypropoxy) propanol 447.66
    mesitylene 147.15
    ε-caprolactone 1098.69
    p-cymene 240.15
    epichlorohydrin 1275.48
    1,1,1-trichloroethane 1594.8
    2-aminoethanol 855.44
    morpholine-4-carbaldehyde 840.66
    sulfolane 1325.79
    2,2,4-trimethylpentane 153.44
    2-methyltetrahydrofuran 1696.83
    n-hexyl acetate 669.45
    isooctane 112.28
    2-(2-butoxyethoxy)ethanol 712.56
    sec-butyl acetate 325.53
    tert-butyl acetate 444.12
    decalin 159.95
    glycerin 729.59
    diglyme 1109.96
    acrylic acid 1013.95
    isopropyl myristate 235.51
    n-butyric acid 1804.44
    acetyl acetate 475.41
    di(2-ethylhexyl) phthalate 203.5
    ethyl propionate 391.82
    nitromethane 1480.76
    1,2-diethoxyethane 730.96
    benzonitrile 627.78
    trioctyl phosphate 173.4
    1-bromopropane 1170.32
    gamma-valerolactone 1295.7
    n-decanol 276.56
    triethyl phosphate 222.56
    4-methyl-2-pentanol 439.43
    propionitrile 1030.72
    vinylene carbonate 676.05
    1,1,2-trichlorotrifluoroethane 1199.35
    DMS 285.5
    cumene 155.33
    2-octanol 373.0
    2-hexanone 562.13
    octyl acetate 302.13
    limonene 465.0
    1,2-dimethoxyethane 1045.57
    ethyl orthosilicate 240.84
    tributyl phosphate 223.38
    diacetone alcohol 576.23
    N,N-dimethylaniline 221.87
    acrylonitrile 1031.03
    aniline 610.29
    1,3-propanediol 1082.7
    bromobenzene 606.77
    dibromomethane 1831.11
    1,1,2,2-tetrachloroethane 1835.39
    2-methyl-cyclohexyl acetate 431.5
    tetrabutyl urea 242.18
    diisobutyl methanol 400.55
    2-phenylethanol 465.48
    styrene 270.18
    dioctyl adipate 303.57
    dimethyl sulfate 205.95
    ethyl butyrate 648.05
    methyl lactate 315.11
    butyl lactate 393.78
    diethyl carbonate 350.1
    propanediol butyl ether 628.64
    triethyl orthoformate 441.04
    p-tert-butyltoluene 218.67
    methyl 4-tert-butylbenzoate 318.97
    morpholine 1741.11
    tert-butylamine 1331.29
    n-dodecanol 216.14
    dimethoxymethane 430.01
    ethylene carbonate 568.91
    cyrene 309.59
    2-ethoxyethyl acetate 457.95
    2-ethylhexyl acetate 598.23
    1,2,4-trichlorobenzene 612.9
    4-methylpyridine 897.29
    dibutyl ether 648.59
    2,6-dimethyl-4-heptanol 400.55
    DEF 654.1
    dimethyl isosorbide 598.88
    tetrachloroethylene 1354.47
    eugenol 348.54
    triacetin 446.6
    span 80 604.33
    1,4-butanediol 420.12
    1,1-dichloroethane 1592.64
    2-methyl-1-pentanol 677.33
    methyl formate 393.97
    2-methyl-1-butanol 1136.62
    n-decane 127.51
    butyronitrile 1256.63
    3,7-dimethyl-1-octanol 494.7
    1-chlorooctane 353.06
    1-chlorotetradecane 128.34
    n-nonane 146.57
    undecane 89.38
    tert-butylcyclohexane 161.15
    cyclooctane 162.69
    cyclopentanol 1446.56
    tetrahydropyran 1912.73
    tert-amyl methyl ether 683.96
    2,5,8-trioxanonane 676.12
    1-hexene 878.6
    2-isopropoxyethanol 583.57
    2,2,2-trifluoroethanol 432.78
    methyl butyrate 575.99

    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 0.93%