Tritriacontanoic acid

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  • Identifiers

    CAS number
    38232-03-0

    Molecular formula
    C33H66O2

    SMILES
    CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC(=O)O

    Safety labels

  • Odor profile

    Fragrance
    Waxy 83.99%
    Fatty 60.94%
    Oily 37.33%
    Odorless 32.43%
    Fishy 17.68%
    Savory 16.52%
    Creamy 15.82%
    Meaty 15.64%
    Sweet 13.38%
    Animal 13.37%

     

    Flavor
    Waxy 52.8%
    Fatty 39.5%
    Mild 36.56%
    Bland 34.34%
    Alkane 32.33%
    Faint 29.87%
    Odorless 25.86%
    Fat 25.78%
    Slightly waxy 24.61%
    Oily 22.07%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    15.6

    pKa est.
    9.5 (weak base)

    Molecular weight
    494.9 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    607°C

    Flash point

    • 284.78 ˚C est.

  • Synonyms

    • tritriacontanoic acid
    • Psyllic acid
    • 38232-03-0
    • Ceromelissic acid
    • 5LSY5B2356
    • DTXSID90959174
    • RefChem:1100554
    • DTXCID201387061
    • 8063-16-9
    • PSYLLIUM
    • C33:0
    • tritriacontanoicacid
    • PYSSLOSTEARIC ACID
    • UNII-5LSY5B2356
    • SCHEMBL7647614
    • SCHEMBL9615681
    • CHEBI:165446
    • HQRWEDFDJHDPJC-UHFFFAOYSA-N
    • LMFA01010033
    • FA 33:0
    • YP58645
    • FA(33:0)
    • Q2823315
    • 8063-16-9

  • Applications

    Tritriacontanoic acid is primarily used as a long-chain fatty acid feedstock and a precursor for the synthesis of long-chain esters and amides employed in surfactants, lubricants, and fragrance formulations. It also functions as a waxy additive in coatings, polishes, and inks to improve slip, gloss, and water resistance. In industrial manufacturing, it serves as a component in lubricant formulations and can act as an internal plasticizer or processing aid for certain polymers. In cosmetics and personal care, it is used as an emollient and waxy thickener component in creams, balms, and lip products. It may be used as a starting material for specialty esters and surfactants, broadening its utility in formulation chemistries.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.66
    methanol 0.96
    isopropanol 0.58
    water 0.01
    ethyl acetate 5.58
    n-propanol 1.0
    acetone 3.24
    n-butanol 1.19
    acetonitrile 0.82
    DMF 8.96
    toluene 3.25
    isobutanol 1.01
    1,4-dioxane 8.29
    methyl acetate 3.72
    THF 34.16
    2-butanone 5.84
    n-pentanol 1.71
    sec-butanol 1.35
    n-hexane 1.55
    ethylene glycol 0.12
    NMP 56.6
    cyclohexane 4.85
    DMSO 14.27
    n-butyl acetate 11.85
    n-octanol 4.83
    chloroform 30.8
    n-propyl acetate 11.17
    acetic acid 2.63
    dichloromethane 26.57
    cyclohexanone 27.58
    propylene glycol 0.39
    isopropyl acetate 8.01
    DMAc 32.13
    2-ethoxyethanol 4.71
    isopentanol 1.86
    n-heptane 2.29
    ethyl formate 3.08
    1,2-dichloroethane 14.91
    n-hexanol 1.97
    2-methoxyethanol 3.54
    isobutyl acetate 9.25
    tetrachloromethane 8.87
    n-pentyl acetate 25.02
    transcutol 51.31
    n-heptanol 3.98
    ethylbenzene 4.45
    MIBK 8.17
    2-propoxyethanol 6.41
    tert-butanol 1.81
    MTBE 5.61
    2-butoxyethanol 12.16
    propionic acid 2.56
    o-xylene 4.68
    formic acid 0.81
    diethyl ether 2.65
    m-xylene 3.59
    p-xylene 6.04
    chlorobenzene 6.83
    dimethyl carbonate 3.27
    n-octane 1.47
    formamide 1.39
    cyclopentanone 31.94
    2-pentanone 6.11
    anisole 7.93
    cyclopentyl methyl ether 17.93
    gamma-butyrolactone 31.27
    1-methoxy-2-propanol 4.89
    pyridine 9.4
    3-pentanone 7.23
    furfural 22.58
    n-dodecane 0.77
    diethylene glycol 2.21
    diisopropyl ether 3.22
    tert-amyl alcohol 3.53
    acetylacetone 12.41
    n-hexadecane 0.93
    acetophenone 13.95
    methyl propionate 5.65
    isopentyl acetate 15.41
    trichloroethylene 31.77
    n-nonanol 5.93
    cyclohexanol 4.31
    benzyl alcohol 3.7
    2-ethylhexanol 4.1
    isooctanol 5.28
    dipropyl ether 10.23
    1,2-dichlorobenzene 13.18
    ethyl lactate 6.77
    propylene carbonate 22.16
    n-methylformamide 2.47
    2-pentanol 1.38
    n-pentane 0.7
    1-propoxy-2-propanol 9.93
    1-methoxy-2-propyl acetate 17.75
    2-(2-methoxypropoxy) propanol 20.76
    mesitylene 3.83
    ε-caprolactone 31.09
    p-cymene 5.96
    epichlorohydrin 26.14
    1,1,1-trichloroethane 21.59
    2-aminoethanol 0.49
    morpholine-4-carbaldehyde 25.42
    sulfolane 86.52
    2,2,4-trimethylpentane 1.77
    2-methyltetrahydrofuran 20.22
    n-hexyl acetate 23.61
    isooctane 0.92
    2-(2-butoxyethoxy)ethanol 21.1
    sec-butyl acetate 11.51
    tert-butyl acetate 18.56
    decalin 3.67
    glycerin 1.14
    diglyme 50.65
    acrylic acid 2.0
    isopropyl myristate 9.77
    n-butyric acid 5.93
    acetyl acetate 6.27
    di(2-ethylhexyl) phthalate 8.47
    ethyl propionate 11.42
    nitromethane 6.17
    1,2-diethoxyethane 19.61
    benzonitrile 4.78
    trioctyl phosphate 6.13
    1-bromopropane 7.97
    gamma-valerolactone 43.5
    n-decanol 3.62
    triethyl phosphate 17.25
    4-methyl-2-pentanol 1.93
    propionitrile 1.47
    vinylene carbonate 14.82
    1,1,2-trichlorotrifluoroethane 25.14
    DMS 11.78
    cumene 4.46
    2-octanol 4.55
    2-hexanone 10.45
    octyl acetate 10.29
    limonene 9.48
    1,2-dimethoxyethane 16.85
    ethyl orthosilicate 17.68
    tributyl phosphate 9.09
    diacetone alcohol 15.0
    N,N-dimethylaniline 9.27
    acrylonitrile 1.58
    aniline 2.84
    1,3-propanediol 1.01
    bromobenzene 9.48
    dibromomethane 16.84
    1,1,2,2-tetrachloroethane 39.03
    2-methyl-cyclohexyl acetate 23.77
    tetrabutyl urea 15.77
    diisobutyl methanol 4.75
    2-phenylethanol 4.48
    styrene 4.02
    dioctyl adipate 18.71
    dimethyl sulfate 12.99
    ethyl butyrate 18.34
    methyl lactate 4.25
    butyl lactate 19.35
    diethyl carbonate 10.97
    propanediol butyl ether 10.13
    triethyl orthoformate 23.03
    p-tert-butyltoluene 6.01
    methyl 4-tert-butylbenzoate 30.52
    morpholine 10.77
    tert-butylamine 1.58
    n-dodecanol 2.44
    dimethoxymethane 5.94
    ethylene carbonate 12.65
    cyrene 21.71
    2-ethoxyethyl acetate 25.57
    2-ethylhexyl acetate 15.34
    1,2,4-trichlorobenzene 17.41
    4-methylpyridine 8.3
    dibutyl ether 14.73
    2,6-dimethyl-4-heptanol 4.75
    DEF 11.56
    dimethyl isosorbide 56.61
    tetrachloroethylene 22.51
    eugenol 20.2
    triacetin 33.33
    span 80 17.42
    1,4-butanediol 0.63
    1,1-dichloroethane 9.81
    2-methyl-1-pentanol 2.88
    methyl formate 2.18
    2-methyl-1-butanol 1.94
    n-decane 1.92
    butyronitrile 1.89
    3,7-dimethyl-1-octanol 6.5
    1-chlorooctane 7.47
    1-chlorotetradecane 2.28
    n-nonane 1.81
    undecane 1.13
    tert-butylcyclohexane 2.97
    cyclooctane 2.05
    cyclopentanol 4.59
    tetrahydropyran 12.25
    tert-amyl methyl ether 8.66
    2,5,8-trioxanonane 32.59
    1-hexene 2.7
    2-isopropoxyethanol 4.79
    2,2,2-trifluoroethanol 2.26
    methyl butyrate 15.87

    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