Stearyl Caprylate

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  • Identifiers

    CAS number
    18312-31-7

    Molecular formula
    C26H52O2

    SMILES
    CCCCCCCCCCCCCCCCCCOC(=O)CCCCCCC

    Safety labels

  • Odor profile

    Fragrance
    Waxy 73.85%
    Fatty 67.92%
    Oily 61.72%
    Odorless 31.49%
    Sweet 29.56%
    Fruity 29.47%
    Creamy 28.56%
    Dairy 23.29%
    Soapy 20.99%
    Clean 20.93%

     

    Flavor
    Waxy 65.62%
    Fatty 49.64%
    Mild 44.42%
    Oily 44.29%
    Fat 34.48%
    Soapy 34.34%
    Coconut 33.34%
    Bland 30.86%
    Faint 29.52%
    Alkane 28.0%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    11.9

    pKa est.
    7.94 (neutral)

    Molecular weight
    396.7 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    447°C

    Flash point

    • 199.2 ˚C est.

  • Synonyms

    • Octadecyl octanoate
    • 18312-31-7
    • Stearyl caprylate
    • Octanoic acid, octadecyl ester
    • Stearyl octanoate
    • EINECS 242-200-2
    • 06TS6O9194
    • PELEMOL SNO
    • DTXSID5051816
    • RefChem:889168
    • DTXCID0030372
    • STEARYL CAPRYLATE [INCI]
    • UNII-06TS6O9194
    • Octanoic acid,octadecyl ester
    • SCHEMBL180243
    • MFCD32206202
    • AKOS037503865
    • AS-60039
    • NS00014124
    • D92927
    • Q27236224
    • 18312-31-7

  • Applications

    Stearyl caprylate is a long-chain fatty ester widely used as an emollient and texture-enhancing ingredient in cosmetics and personal care, providing slip, conditioning feel, and improved spreadability in moisturizers, creams, lotions, and lip care products. It can serve as a carrier for fragrances or active cosmetic ingredients, acting as a solvent-like oil phase in formulations. In polymer and coatings applications, it may act as a slip agent or lightweight plasticizer to aid processing and film formation. It is also found in certain household products (e.g., cleaners and polishes) as a conditioning ester that improves skin feel and product aesthetics. In some topical pharmaceutical formulations, it may be used as an excipient or base ingredient, subject to regulatory limits. Its use is typically governed by local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 14.74
    methanol 20.05
    isopropanol 21.14
    water 0.1
    ethyl acetate 319.31
    n-propanol 30.54
    acetone 145.1
    n-butanol 42.78
    acetonitrile 55.8
    DMF 233.27
    toluene 120.97
    isobutanol 39.98
    1,4-dioxane 266.39
    methyl acetate 174.17
    THF 712.57
    2-butanone 239.96
    n-pentanol 38.35
    sec-butanol 49.37
    n-hexane 38.83
    ethylene glycol 2.36
    NMP 965.92
    cyclohexane 269.56
    DMSO 299.51
    n-butyl acetate 391.2
    n-octanol 96.69
    chloroform 951.7
    n-propyl acetate 409.09
    acetic acid 77.52
    dichloromethane 1066.42
    cyclohexanone 1005.47
    propylene glycol 7.0
    isopropyl acetate 342.9
    DMAc 614.69
    2-ethoxyethanol 95.36
    isopentanol 71.54
    n-heptane 50.46
    ethyl formate 116.26
    1,2-dichloroethane 659.93
    n-hexanol 41.95
    2-methoxyethanol 86.16
    isobutyl acetate 283.74
    tetrachloromethane 288.22
    n-pentyl acetate 751.57
    transcutol 754.13
    n-heptanol 75.36
    ethylbenzene 105.81
    MIBK 315.05
    2-propoxyethanol 107.59
    tert-butanol 65.57
    MTBE 190.44
    2-butoxyethanol 201.4
    propionic acid 89.06
    o-xylene 138.55
    formic acid 15.28
    diethyl ether 141.19
    m-xylene 108.04
    p-xylene 178.59
    chlorobenzene 287.82
    dimethyl carbonate 82.61
    n-octane 28.94
    formamide 36.39
    cyclopentanone 864.27
    2-pentanone 282.89
    anisole 220.52
    cyclopentyl methyl ether 498.48
    gamma-butyrolactone 783.53
    1-methoxy-2-propanol 108.56
    pyridine 349.58
    3-pentanone 281.7
    furfural 512.67
    n-dodecane 14.07
    diethylene glycol 35.16
    diisopropyl ether 109.16
    tert-amyl alcohol 112.53
    acetylacetone 429.73
    n-hexadecane 18.14
    acetophenone 343.41
    methyl propionate 217.04
    isopentyl acetate 415.8
    trichloroethylene 1144.59
    n-nonanol 102.65
    cyclohexanol 189.67
    benzyl alcohol 94.39
    2-ethylhexanol 85.42
    isooctanol 95.12
    dipropyl ether 246.94
    1,2-dichlorobenzene 443.27
    ethyl lactate 124.08
    propylene carbonate 492.04
    n-methylformamide 77.27
    2-pentanol 49.93
    n-pentane 22.87
    1-propoxy-2-propanol 161.77
    1-methoxy-2-propyl acetate 357.03
    2-(2-methoxypropoxy) propanol 210.42
    mesitylene 103.26
    ε-caprolactone 884.4
    p-cymene 110.73
    epichlorohydrin 764.8
    1,1,1-trichloroethane 873.02
    2-aminoethanol 9.82
    morpholine-4-carbaldehyde 522.82
    sulfolane 1443.32
    2,2,4-trimethylpentane 36.14
    2-methyltetrahydrofuran 623.92
    n-hexyl acetate 595.75
    isooctane 18.28
    2-(2-butoxyethoxy)ethanol 263.24
    sec-butyl acetate 359.57
    tert-butyl acetate 524.33
    decalin 82.27
    glycerin 15.87
    diglyme 775.98
    acrylic acid 61.59
    isopropyl myristate 189.04
    n-butyric acid 224.48
    acetyl acetate 256.81
    di(2-ethylhexyl) phthalate 131.28
    ethyl propionate 370.93
    nitromethane 233.75
    1,2-diethoxyethane 444.6
    benzonitrile 170.12
    trioctyl phosphate 101.72
    1-bromopropane 341.15
    gamma-valerolactone 1042.28
    n-decanol 62.71
    triethyl phosphate 263.46
    4-methyl-2-pentanol 51.56
    propionitrile 75.71
    vinylene carbonate 368.54
    1,1,2-trichlorotrifluoroethane 454.83
    DMS 270.74
    cumene 87.29
    2-octanol 93.53
    2-hexanone 306.04
    octyl acetate 220.75
    limonene 221.87
    1,2-dimethoxyethane 391.05
    ethyl orthosilicate 259.38
    tributyl phosphate 153.23
    diacetone alcohol 322.87
    N,N-dimethylaniline 170.77
    acrylonitrile 77.91
    aniline 111.13
    1,3-propanediol 24.57
    bromobenzene 390.93
    dibromomethane 640.3
    1,1,2,2-tetrachloroethane 1140.02
    2-methyl-cyclohexyl acetate 404.75
    tetrabutyl urea 252.62
    diisobutyl methanol 88.88
    2-phenylethanol 90.22
    styrene 124.42
    dioctyl adipate 328.27
    dimethyl sulfate 237.94
    ethyl butyrate 474.93
    methyl lactate 80.59
    butyl lactate 340.63
    diethyl carbonate 253.38
    propanediol butyl ether 141.6
    triethyl orthoformate 385.68
    p-tert-butyltoluene 100.42
    methyl 4-tert-butylbenzoate 433.71
    morpholine 335.74
    tert-butylamine 54.4
    n-dodecanol 43.9
    dimethoxymethane 158.16
    ethylene carbonate 346.87
    cyrene 245.39
    2-ethoxyethyl acetate 624.31
    2-ethylhexyl acetate 395.14
    1,2,4-trichlorobenzene 526.22
    4-methylpyridine 357.66
    dibutyl ether 361.2
    2,6-dimethyl-4-heptanol 88.88
    DEF 446.38
    dimethyl isosorbide 587.33
    tetrachloroethylene 731.42
    eugenol 269.58
    triacetin 618.8
    span 80 221.78
    1,4-butanediol 12.64
    1,1-dichloroethane 483.51
    2-methyl-1-pentanol 67.55
    methyl formate 62.31
    2-methyl-1-butanol 68.18
    n-decane 37.48
    butyronitrile 98.47
    3,7-dimethyl-1-octanol 115.65
    1-chlorooctane 175.72
    1-chlorotetradecane 49.26
    n-nonane 37.2
    undecane 20.9
    tert-butylcyclohexane 52.79
    cyclooctane 67.29
    cyclopentanol 163.9
    tetrahydropyran 493.61
    tert-amyl methyl ether 237.08
    2,5,8-trioxanonane 392.5
    1-hexene 77.14
    2-isopropoxyethanol 104.42
    2,2,2-trifluoroethanol 60.0
    methyl butyrate 518.13

    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