3-((2-Ethylhexyl)oxy)-1,2-propanediol

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  • Identifiers

    CAS number
    70445-33-9

    Molecular formula
    C11H24O3

    SMILES
    CCCCC(CC)COCC(CO)O

    Safety labels

    Corrosive
    Corrosive

  • Odor profile

    Fragrance
    Oily 48.59%
    Fruity 48.54%
    Sweet 33.67%
    Fresh 33.1%
    Alcoholic 32.74%
    Mint 28.07%
    Odorless 26.66%
    Fermented 26.37%
    Fatty 26.17%
    Herbal 23.83%

     

    Flavor
    Sweet 40.38%
    Waxy 32.55%
    Green 32.12%
    Mild 31.1%
    Oily 30.72%
    Fatty 27.78%
    Herbal 26.64%
    Odorless 26.64%
    Floral 25.96%
    Earthy 24.81%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    1.9

    pKa est.
    7.14 (neutral)

    Molecular weight
    204.31 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    283°C

    Flash point

    • 138.95 ˚C est.

  • Synonyms

    • 70445-33-9
    • Ethylhexylglycerin
    • Octoxyglycerin
    • 3-(2-ethylhexyloxy)propane-1,2-diol
    • 3-[(2-Ethylhexyl)oxy]-1,2-propanediol
    • 147D247K3P
    • 3-((2-ethylhexyl)oxy)-1,2-propanediol
    • LADY GOONG
    • RefChem:57651
    • Ethylhexylglycerin 0.5%
    • GZE SELF TAN ERASER
    • 408-080-2
    • 3-[2-(Ethylhexyl)oxyl]-1,2-propandiol
    • 3-(2-ethylhexoxy)propane-1,2-diol
    • 3-((2-Ethylhexyl)oxy)propane-1,2-diol
    • 3-(2-ethylhexyloxy)-1,2-propanediol
    • MFCD03790878
    • 3-[(2-ethylhexyl)oxy]propane-1,2-diol
    • 1,2-Propanediol, 3-((2-ethylhexyl)oxy)-
    • C11H24O3
    • Glycerol alpha-(2-Ethylhexyl) Ether
    • UNII-147D247K3P
    • ethyl hexyl glycerine
    • EC 408-080-2
    • SCHEMBL99276
    • orb2664738
    • DTXSID80990652
    • ETHYLHEXYLGLYCERIN [MART.]
    • ETHYLHEXYLGLYCERIN [WHO-DD]
    • 2-ethyl-1-hexyl monoglyceryl ether
    • AKOS030240472
    • DB14557
    • AS-63022
    • FE151191
    • SY055478
    • CS-0152371
    • E1044
    • NS00001816
    • D71207
    • 445E339
    • A836886
    • F689668
    • Q5404486
    • 1,2-Propanediol,3-(2-ethylhexyl)oxy;2-propanediol,3-[(2-ethylhexyl)oxy]-1
    • 70445-33-9

  • Applications

    3-((2-Ethylhexyl)oxy)-1,2-propanediol (CAS 70445-33-9) is used as a nonionic surfactant and co-solvent in formulations across cosmetics and personal care, household products, and industrial cleaners. It also serves as a processing aid and solvent in various industrial manufacturing applications, including coatings and inks. In polymer and plastics formulations, it can function as a plasticizer or compatibilizer to improve flexibility and formulation compatibility. Additionally, it is often employed as an intermediate in the synthesis of specialty chemicals and as a solvent or co-solvent in coating and ink formulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 4707.52
    methanol 6862.88
    isopropanol 3051.51
    water 2.98
    ethyl acetate 1551.93
    n-propanol 3097.85
    acetone 1950.2
    n-butanol 2629.02
    acetonitrile 793.59
    DMF 1292.72
    toluene 119.54
    isobutanol 2059.74
    1,4-dioxane 1781.48
    methyl acetate 898.71
    THF 2535.61
    2-butanone 1015.87
    n-pentanol 1269.31
    sec-butanol 1888.14
    n-hexane 63.0
    ethylene glycol 823.01
    NMP 719.66
    cyclohexane 174.99
    DMSO 4234.94
    n-butyl acetate 1064.49
    n-octanol 343.43
    chloroform 1099.46
    n-propyl acetate 999.62
    acetic acid 3071.04
    dichloromethane 1043.97
    cyclohexanone 1758.09
    propylene glycol 1196.86
    isopropyl acetate 924.26
    DMAc 638.91
    2-ethoxyethanol 2062.51
    isopentanol 1910.71
    n-heptane 61.55
    ethyl formate 1091.06
    1,2-dichloroethane 906.38
    n-hexanol 1293.6
    2-methoxyethanol 3872.85
    isobutyl acetate 534.32
    tetrachloromethane 216.53
    n-pentyl acetate 488.25
    transcutol 3562.49
    n-heptanol 452.55
    ethylbenzene 90.75
    MIBK 675.29
    2-propoxyethanol 1737.76
    tert-butanol 3178.01
    MTBE 1218.57
    2-butoxyethanol 925.23
    propionic acid 1596.93
    o-xylene 118.8
    formic acid 1089.53
    diethyl ether 842.85
    m-xylene 127.33
    p-xylene 130.07
    chlorobenzene 263.63
    dimethyl carbonate 185.05
    n-octane 22.41
    formamide 1257.48
    cyclopentanone 1506.89
    2-pentanone 1159.1
    anisole 265.07
    cyclopentyl methyl ether 1009.52
    gamma-butyrolactone 1642.65
    1-methoxy-2-propanol 2540.7
    pyridine 763.9
    3-pentanone 482.76
    furfural 1218.21
    n-dodecane 13.71
    diethylene glycol 1360.72
    diisopropyl ether 277.48
    tert-amyl alcohol 1833.53
    acetylacetone 1120.71
    n-hexadecane 15.68
    acetophenone 335.97
    methyl propionate 742.46
    isopentyl acetate 866.55
    trichloroethylene 1453.9
    n-nonanol 269.94
    cyclohexanol 1643.34
    benzyl alcohol 420.66
    2-ethylhexanol 622.53
    isooctanol 375.6
    dipropyl ether 543.31
    1,2-dichlorobenzene 277.16
    ethyl lactate 397.07
    propylene carbonate 951.83
    n-methylformamide 1256.0
    2-pentanol 1454.28
    n-pentane 66.9
    1-propoxy-2-propanol 1330.93
    1-methoxy-2-propyl acetate 792.33
    2-(2-methoxypropoxy) propanol 486.72
    mesitylene 103.18
    ε-caprolactone 1433.9
    p-cymene 112.85
    epichlorohydrin 1688.02
    1,1,1-trichloroethane 661.04
    2-aminoethanol 1907.89
    morpholine-4-carbaldehyde 1176.81
    sulfolane 1766.34
    2,2,4-trimethylpentane 51.14
    2-methyltetrahydrofuran 1692.29
    n-hexyl acetate 547.17
    isooctane 44.2
    2-(2-butoxyethoxy)ethanol 858.87
    sec-butyl acetate 553.42
    tert-butyl acetate 908.65
    decalin 53.33
    glycerin 1319.46
    diglyme 1644.75
    acrylic acid 965.0
    isopropyl myristate 160.24
    n-butyric acid 3239.71
    acetyl acetate 704.1
    di(2-ethylhexyl) phthalate 166.42
    ethyl propionate 558.48
    nitromethane 2868.1
    1,2-diethoxyethane 871.75
    benzonitrile 397.66
    trioctyl phosphate 153.38
    1-bromopropane 433.92
    gamma-valerolactone 2162.54
    n-decanol 174.9
    triethyl phosphate 215.73
    4-methyl-2-pentanol 662.61
    propionitrile 696.83
    vinylene carbonate 709.7
    1,1,2-trichlorotrifluoroethane 1582.13
    DMS 293.74
    cumene 85.92
    2-octanol 250.36
    2-hexanone 745.68
    octyl acetate 209.03
    limonene 224.72
    1,2-dimethoxyethane 2064.34
    ethyl orthosilicate 230.97
    tributyl phosphate 192.8
    diacetone alcohol 1142.54
    N,N-dimethylaniline 171.88
    acrylonitrile 727.97
    aniline 401.72
    1,3-propanediol 2946.6
    bromobenzene 223.8
    dibromomethane 683.62
    1,1,2,2-tetrachloroethane 1303.38
    2-methyl-cyclohexyl acetate 416.59
    tetrabutyl urea 214.0
    diisobutyl methanol 325.27
    2-phenylethanol 418.34
    styrene 114.66
    dioctyl adipate 277.59
    dimethyl sulfate 326.42
    ethyl butyrate 681.41
    methyl lactate 482.79
    butyl lactate 494.62
    diethyl carbonate 340.99
    propanediol butyl ether 783.07
    triethyl orthoformate 439.08
    p-tert-butyltoluene 112.37
    methyl 4-tert-butylbenzoate 328.14
    morpholine 2565.07
    tert-butylamine 1565.8
    n-dodecanol 125.79
    dimethoxymethane 888.21
    ethylene carbonate 750.91
    cyrene 399.76
    2-ethoxyethyl acetate 600.69
    2-ethylhexyl acetate 557.13
    1,2,4-trichlorobenzene 325.96
    4-methylpyridine 604.87
    dibutyl ether 346.91
    2,6-dimethyl-4-heptanol 325.27
    DEF 984.62
    dimethyl isosorbide 669.04
    tetrachloroethylene 995.36
    eugenol 334.27
    triacetin 477.26
    span 80 531.48
    1,4-butanediol 902.89
    1,1-dichloroethane 743.76
    2-methyl-1-pentanol 900.32
    methyl formate 785.46
    2-methyl-1-butanol 1558.07
    n-decane 27.28
    butyronitrile 1030.53
    3,7-dimethyl-1-octanol 348.76
    1-chlorooctane 136.3
    1-chlorotetradecane 42.52
    n-nonane 28.72
    undecane 17.74
    tert-butylcyclohexane 53.16
    cyclooctane 46.77
    cyclopentanol 1604.72
    tetrahydropyran 1923.02
    tert-amyl methyl ether 651.27
    2,5,8-trioxanonane 866.69
    1-hexene 233.62
    2-isopropoxyethanol 1176.85
    2,2,2-trifluoroethanol 688.46
    methyl butyrate 1019.83

    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