Sodium 2-(2-undecoxyethoxy)acetic acid

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  • Identifiers

    CAS number
    84647-78-9

    Molecular formula
    C15H30NaO4+

    SMILES
    CCCCCCCCCCCOCCOCC(=O)O.[Na+]

    Safety labels

  • Odor profile

    Fragrance
    Fatty 46.4%
    Waxy 45.51%
    Oily 37.75%
    Sweet 34.69%
    Fresh 34.56%
    Fruity 31.53%
    Citrus 29.93%
    Odorless 27.13%
    Buttery 25.62%
    Peach 24.22%

     

    Flavor
    Waxy 57.08%
    Fatty 53.3%
    Oily 41.26%
    Green 35.18%
    Mushroom 33.4%
    Creamy 32.85%
    Coconut 30.72%
    Soapy 30.34%
    Fruity 29.53%
    Cheese 29.12%

     

    Odor impact est.
    Low

  • Properties

    pKa est.
    5.31 (weak acid)

    Molecular weight
    297.39 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    356°C

    Flash point

    • 175.62 ˚C est.

  • Synonyms

    • SCHEMBL30421190
    • 84647-78-9
    • 84647-78-9

  • Applications

    The sodium salt of 2-(2-undecoxyethoxy)acetic acid, CAS 84647-78-9, is an anionic surfactant used as an emulsifier, wetting agent, and dispersant in various formulations. In household cleaning products and detergents, it aids wetting and oil removal; in industrial coatings, paints, and inks, it improves pigment dispersion and uniform film formation; in polymer and plastics processing, it serves as a processing aid and dispersant to enhance system stability; in cosmetics and personal care products, it functions as a mild surfactant and emulsifier; in agricultural formulations, it may be used as an adjuvant to improve spray coverage and compatibility with active ingredients.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 133.64
    methanol 251.95
    isopropanol 99.21
    water 0.12
    ethyl acetate 126.28
    n-propanol 113.45
    acetone 157.49
    n-butanol 105.91
    acetonitrile 47.72
    DMF 278.22
    toluene 36.43
    isobutanol 98.09
    1,4-dioxane 153.7
    methyl acetate 86.58
    THF 434.13
    2-butanone 120.7
    n-pentanol 95.57
    sec-butanol 95.24
    n-hexane 10.7
    ethylene glycol 23.05
    NMP 397.57
    cyclohexane 37.62
    DMSO 1019.06
    n-butyl acetate 154.09
    n-octanol 53.04
    chloroform 248.35
    n-propyl acetate 173.88
    acetic acid 178.48
    dichloromethane 285.1
    cyclohexanone 396.52
    propylene glycol 53.52
    isopropyl acetate 121.92
    DMAc 303.14
    2-ethoxyethanol 225.05
    isopentanol 122.96
    n-heptane 11.48
    ethyl formate 84.01
    1,2-dichloroethane 256.32
    n-hexanol 84.27
    2-methoxyethanol 286.97
    isobutyl acetate 116.7
    tetrachloromethane 54.94
    n-pentyl acetate 157.32
    transcutol 749.04
    n-heptanol 54.83
    ethylbenzene 33.36
    MIBK 145.26
    2-propoxyethanol 190.99
    tert-butanol 176.89
    MTBE 107.49
    2-butoxyethanol 151.68
    propionic acid 117.97
    o-xylene 47.58
    formic acid 69.8
    diethyl ether 80.85
    m-xylene 45.22
    p-xylene 45.77
    chlorobenzene 69.88
    dimethyl carbonate 39.39
    n-octane 5.69
    formamide 115.79
    cyclopentanone 383.1
    2-pentanone 152.93
    anisole 76.63
    cyclopentyl methyl ether 218.24
    gamma-butyrolactone 373.49
    1-methoxy-2-propanol 248.09
    pyridine 131.81
    3-pentanone 102.67
    furfural 292.16
    n-dodecane 3.89
    diethylene glycol 132.87
    diisopropyl ether 41.68
    tert-amyl alcohol 145.28
    acetylacetone 216.12
    n-hexadecane 4.6
    acetophenone 123.73
    methyl propionate 104.0
    isopentyl acetate 151.02
    trichloroethylene 380.75
    n-nonanol 50.03
    cyclohexanol 180.48
    benzyl alcohol 85.55
    2-ethylhexanol 69.29
    isooctanol 59.89
    dipropyl ether 88.66
    1,2-dichlorobenzene 96.79
    ethyl lactate 95.23
    propylene carbonate 203.31
    n-methylformamide 122.86
    2-pentanol 80.26
    n-pentane 7.95
    1-propoxy-2-propanol 180.09
    1-methoxy-2-propyl acetate 171.74
    2-(2-methoxypropoxy) propanol 143.13
    mesitylene 41.23
    ε-caprolactone 318.43
    p-cymene 36.6
    epichlorohydrin 378.99
    1,1,1-trichloroethane 177.69
    2-aminoethanol 76.82
    morpholine-4-carbaldehyde 315.32
    sulfolane 803.62
    2,2,4-trimethylpentane 10.49
    2-methyltetrahydrofuran 246.82
    n-hexyl acetate 154.71
    isooctane 7.03
    2-(2-butoxyethoxy)ethanol 209.18
    sec-butyl acetate 117.44
    tert-butyl acetate 191.51
    decalin 17.88
    glycerin 100.29
    diglyme 432.9
    acrylic acid 86.53
    isopropyl myristate 50.63
    n-butyric acid 227.98
    acetyl acetate 98.43
    di(2-ethylhexyl) phthalate 55.41
    ethyl propionate 128.77
    nitromethane 268.82
    1,2-diethoxyethane 179.2
    benzonitrile 86.2
    trioctyl phosphate 44.35
    1-bromopropane 103.16
    gamma-valerolactone 513.35
    n-decanol 33.49
    triethyl phosphate 78.6
    4-methyl-2-pentanol 60.58
    propionitrile 53.53
    vinylene carbonate 152.09
    1,1,2-trichlorotrifluoroethane 362.78
    DMS 100.76
    cumene 32.65
    2-octanol 42.27
    2-hexanone 149.24
    octyl acetate 63.75
    limonene 64.97
    1,2-dimethoxyethane 299.7
    ethyl orthosilicate 78.74
    tributyl phosphate 61.3
    diacetone alcohol 232.11
    N,N-dimethylaniline 69.04
    acrylonitrile 68.09
    aniline 61.46
    1,3-propanediol 132.92
    bromobenzene 74.12
    dibromomethane 181.95
    1,1,2,2-tetrachloroethane 404.49
    2-methyl-cyclohexyl acetate 127.4
    tetrabutyl urea 87.68
    diisobutyl methanol 50.09
    2-phenylethanol 79.34
    styrene 35.75
    dioctyl adipate 100.84
    dimethyl sulfate 123.49
    ethyl butyrate 133.29
    methyl lactate 86.01
    butyl lactate 139.6
    diethyl carbonate 79.94
    propanediol butyl ether 150.11
    triethyl orthoformate 109.69
    p-tert-butyltoluene 37.17
    methyl 4-tert-butylbenzoate 141.75
    morpholine 269.41
    tert-butylamine 93.62
    n-dodecanol 24.3
    dimethoxymethane 154.61
    ethylene carbonate 141.18
    cyrene 169.18
    2-ethoxyethyl acetate 183.64
    2-ethylhexyl acetate 114.18
    1,2,4-trichlorobenzene 116.96
    4-methylpyridine 119.04
    dibutyl ether 86.22
    2,6-dimethyl-4-heptanol 50.09
    DEF 205.55
    dimethyl isosorbide 280.35
    tetrachloroethylene 273.84
    eugenol 122.38
    triacetin 205.47
    span 80 134.12
    1,4-butanediol 56.66
    1,1-dichloroethane 147.81
    2-methyl-1-pentanol 97.75
    methyl formate 75.72
    2-methyl-1-butanol 105.59
    n-decane 7.83
    butyronitrile 72.11
    3,7-dimethyl-1-octanol 62.27
    1-chlorooctane 42.75
    1-chlorotetradecane 13.61
    n-nonane 7.63
    undecane 5.15
    tert-butylcyclohexane 13.64
    cyclooctane 11.45
    cyclopentanol 169.6
    tetrahydropyran 228.9
    tert-amyl methyl ether 97.17
    2,5,8-trioxanonane 272.64
    1-hexene 35.17
    2-isopropoxyethanol 169.47
    2,2,2-trifluoroethanol 73.98
    methyl butyrate 201.56

    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