1,1,8,8-Tetramethoxyoctane

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  • Identifiers

    CAS number
    7142-84-9

    Molecular formula
    C12H26O4

    SMILES
    COC(CCCCCCC(OC)OC)OC

  • Odor profile

    Fragrance
    Green 64.06%
    Fruity 48.52%
    Fresh 48.15%
    Ethereal 38.06%
    Floral 37.32%
    Sweet 36.83%
    Citrus 35.0%
    Alcoholic 29.76%
    Herbal 29.06%
    Oily 26.92%

     

    Flavor
    Fruity 60.92%
    Green 59.6%
    Sweet 34.7%
    Waxy 33.85%
    Earthy 33.53%
    Tropical 31.72%
    Mushroom 31.37%
    Fatty 30.98%
    Floral 30.33%
    Vegetable 29.69%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    2.5

    pKa est.
    7.24 (neutral)

    Molecular weight
    234.33 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    256°C

    Flash point

    • 102.14 ˚C est.

  • Synonyms

    • 1,1,8,8-Tetramethoxyoctane
    • 7142-84-9
    • 1,8-Octanedialtetramethyl acetal
    • NSC66187
    • 1,8,8-Tetramethoxyoctane
    • SCHEMBL5160133
    • DTXSID00991782
    • TXGHOSDIGLWWFE-UHFFFAOYSA-N
    • NSC-66187
    • AKOS024319685

  • Applications

    1,1,8,8-Tetramethoxyoctane (CAS 7142-84-9) is an organic chemical that can function as a solvent and as an intermediate in industrial synthesis. It is used as an organic solvent and reaction medium in the manufacture of polymers and other specialty chemicals. It may serve as a processing aid in coatings, inks, and adhesives, aiding solubility and resin compatibility. It can act as a plasticizer for certain polymers and as a precursor to higher-molecular-weight materials. In perfumery or fragrance contexts, it may be employed as a fragrance solvent or odor carrier in fragrance formulations, subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 521.5
    methanol 577.68
    isopropanol 513.4
    water 1.83
    ethyl acetate 1422.12
    n-propanol 560.29
    acetone 1040.89
    n-butanol 548.45
    acetonitrile 1037.39
    DMF 818.39
    toluene 713.52
    isobutanol 510.06
    1,4-dioxane 1856.03
    methyl acetate 1065.38
    THF 2176.14
    2-butanone 958.3
    n-pentanol 416.25
    sec-butanol 632.93
    n-hexane 284.51
    ethylene glycol 81.43
    NMP 1167.26
    cyclohexane 1161.81
    DMSO 1317.81
    n-butyl acetate 840.92
    n-octanol 218.08
    chloroform 6858.35
    n-propyl acetate 1012.0
    acetic acid 1381.62
    dichloromethane 6172.16
    cyclohexanone 1990.29
    propylene glycol 115.4
    isopropyl acetate 876.41
    DMAc 972.66
    2-ethoxyethanol 856.6
    isopentanol 522.71
    n-heptane 227.03
    ethyl formate 787.01
    1,2-dichloroethane 2901.75
    n-hexanol 351.82
    2-methoxyethanol 1023.95
    isobutyl acetate 559.45
    tetrachloromethane 1994.38
    n-pentyl acetate 634.62
    transcutol 1280.43
    n-heptanol 223.57
    ethylbenzene 416.54
    MIBK 548.52
    2-propoxyethanol 605.46
    tert-butanol 900.46
    MTBE 1131.86
    2-butoxyethanol 468.58
    propionic acid 815.79
    o-xylene 520.18
    formic acid 372.02
    diethyl ether 1421.97
    m-xylene 432.87
    p-xylene 582.03
    chlorobenzene 1086.29
    dimethyl carbonate 279.44
    n-octane 79.43
    formamide 610.48
    cyclopentanone 1596.41
    2-pentanone 853.76
    anisole 588.24
    cyclopentyl methyl ether 1475.81
    gamma-butyrolactone 1823.4
    1-methoxy-2-propanol 718.04
    pyridine 1544.76
    3-pentanone 829.14
    furfural 1433.79
    n-dodecane 38.77
    diethylene glycol 314.83
    diisopropyl ether 454.74
    tert-amyl alcohol 933.07
    acetylacetone 909.33
    n-hexadecane 46.59
    acetophenone 604.72
    methyl propionate 818.48
    isopentyl acetate 690.46
    trichloroethylene 5186.69
    n-nonanol 210.13
    cyclohexanol 1163.74
    benzyl alcohol 469.45
    2-ethylhexanol 329.38
    isooctanol 220.18
    dipropyl ether 712.74
    1,2-dichlorobenzene 1091.95
    ethyl lactate 324.87
    propylene carbonate 1052.21
    n-methylformamide 576.41
    2-pentanol 484.7
    n-pentane 276.71
    1-propoxy-2-propanol 516.47
    1-methoxy-2-propyl acetate 559.08
    2-(2-methoxypropoxy) propanol 320.82
    mesitylene 300.29
    ε-caprolactone 1697.13
    p-cymene 265.9
    epichlorohydrin 2231.22
    1,1,1-trichloroethane 3768.74
    2-aminoethanol 224.53
    morpholine-4-carbaldehyde 1136.98
    sulfolane 2011.2
    2,2,4-trimethylpentane 157.91
    2-methyltetrahydrofuran 2090.74
    n-hexyl acetate 609.87
    isooctane 80.95
    2-(2-butoxyethoxy)ethanol 430.36
    sec-butyl acetate 697.15
    tert-butyl acetate 903.69
    decalin 250.06
    glycerin 196.73
    diglyme 1171.97
    acrylic acid 628.2
    isopropyl myristate 230.54
    n-butyric acid 1223.28
    acetyl acetate 1040.02
    di(2-ethylhexyl) phthalate 177.23
    ethyl propionate 867.22
    nitromethane 2031.6
    1,2-diethoxyethane 788.6
    benzonitrile 733.5
    trioctyl phosphate 142.62
    1-bromopropane 1823.91
    gamma-valerolactone 1778.9
    n-decanol 135.51
    triethyl phosphate 424.74
    4-methyl-2-pentanol 265.41
    propionitrile 863.47
    vinylene carbonate 983.16
    1,1,2-trichlorotrifluoroethane 1786.33
    DMS 416.81
    cumene 266.92
    2-octanol 187.27
    2-hexanone 712.77
    octyl acetate 265.7
    limonene 449.95
    1,2-dimethoxyethane 1576.13
    ethyl orthosilicate 436.19
    tributyl phosphate 203.26
    diacetone alcohol 632.66
    N,N-dimethylaniline 392.58
    acrylonitrile 894.43
    aniline 734.69
    1,3-propanediol 423.14
    bromobenzene 1280.47
    dibromomethane 4253.12
    1,1,2,2-tetrachloroethane 4729.09
    2-methyl-cyclohexyl acetate 547.47
    tetrabutyl urea 233.22
    diisobutyl methanol 235.98
    2-phenylethanol 354.48
    styrene 515.6
    dioctyl adipate 339.6
    dimethyl sulfate 505.34
    ethyl butyrate 834.49
    methyl lactate 281.91
    butyl lactate 350.09
    diethyl carbonate 572.67
    propanediol butyl ether 266.71
    triethyl orthoformate 654.28
    p-tert-butyltoluene 252.37
    methyl 4-tert-butylbenzoate 459.49
    morpholine 2153.52
    tert-butylamine 738.61
    n-dodecanol 100.61
    dimethoxymethane 715.71
    ethylene carbonate 965.44
    cyrene 402.53
    2-ethoxyethyl acetate 629.16
    2-ethylhexyl acetate 620.49
    1,2,4-trichlorobenzene 1211.14
    4-methylpyridine 1245.86
    dibutyl ether 528.12
    2,6-dimethyl-4-heptanol 235.98
    DEF 1079.22
    dimethyl isosorbide 646.63
    tetrachloroethylene 3507.81
    eugenol 350.66
    triacetin 618.05
    span 80 315.71
    1,4-butanediol 181.49
    1,1-dichloroethane 2958.7
    2-methyl-1-pentanol 416.49
    methyl formate 474.22
    2-methyl-1-butanol 572.76
    n-decane 83.53
    butyronitrile 861.0
    3,7-dimethyl-1-octanol 240.4
    1-chlorooctane 284.9
    1-chlorotetradecane 97.43
    n-nonane 89.95
    undecane 51.95
    tert-butylcyclohexane 182.8
    cyclooctane 296.02
    cyclopentanol 1025.14
    tetrahydropyran 2437.01
    tert-amyl methyl ether 949.02
    2,5,8-trioxanonane 613.4
    1-hexene 554.49
    2-isopropoxyethanol 598.42
    2,2,2-trifluoroethanol 635.96
    methyl butyrate 1152.85

    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