Olean-13(18)-en-11-one

Overview IFRA Request a quote

  • Identifiers

    CAS number
    18674-26-5

    Molecular formula
    C30H48O

    SMILES
    C[C@@]12CC[C@@]3(C(=C1CC(CC2)(C)C)CC(=O)[C@H]4[C@]3(CC[C@@H]5[C@@]4(CCCC5(C)C)C)C)C

    Safety labels

  • Odor profile

    Fragrance
    Woody 91.44%
    Amber 67.91%
    Dry 61.64%
    Musk 55.97%
    Cedar 52.23%
    Vetiver 38.87%
    Powdery 36.74%
    Tobacco 32.73%
    Sandalwood 31.77%
    Animal 31.31%

     

    Flavor
    Woody 60.52%
    Camphor 48.96%
    Dry 40.19%
    Sweet 39.25%
    Pine 36.96%
    Earthy 34.98%
    Fresh 28.88%
    Fir needle 27.61%
    Medical 26.71%
    Earth 26.64%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    9.0

    pKa est.
    7.9 (neutral)

    Molecular weight
    424.7 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    507°C

    Flash point

    • 217.96 ˚C est.

  • Synonyms

    • Olean-13(18)-en-11-one
    • 18674-26-5
    • RefChem:366968
    • DTXSID701314415
    • 18674-26-5

  • Applications

    Olean-13(18)-en-11-one (CAS 18674-26-5) can be used as a fragrance ingredient in perfumery and cosmetics, serving as an odorant or fixative; it is also evaluated as an intermediate in the synthesis of triterpenoid derivatives for pharmaceutical and agricultural chemical research; in industrial manufacturing, it may serve as a starting material for producing derivatives to enable functional compounds for various industrial applications; additionally, it may be considered as a synthetic intermediate for coatings and inks formulations or as a basis for additives in paint and ink systems.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 14.5
    methanol 4.98
    isopropanol 16.02
    water 0.02
    ethyl acetate 43.99
    n-propanol 27.22
    acetone 34.22
    n-butanol 31.76
    acetonitrile 13.89
    DMF 86.78
    toluene 127.29
    isobutanol 25.87
    1,4-dioxane 97.12
    methyl acetate 31.7
    THF 211.3
    2-butanone 53.53
    n-pentanol 23.6
    sec-butanol 18.73
    n-hexane 4.29
    ethylene glycol 1.4
    NMP 152.0
    cyclohexane 7.7
    DMSO 19.33
    n-butyl acetate 47.88
    n-octanol 16.48
    chloroform 150.08
    n-propyl acetate 33.75
    acetic acid 16.45
    dichloromethane 85.79
    cyclohexanone 108.04
    propylene glycol 4.62
    isopropyl acetate 47.99
    DMAc 115.52
    2-ethoxyethanol 28.75
    isopentanol 31.51
    n-heptane 3.73
    ethyl formate 15.05
    1,2-dichloroethane 57.78
    n-hexanol 35.17
    2-methoxyethanol 34.3
    isobutyl acetate 37.37
    tetrachloromethane 22.18
    n-pentyl acetate 54.07
    transcutol 105.53
    n-heptanol 25.66
    ethylbenzene 42.48
    MIBK 48.42
    2-propoxyethanol 84.2
    tert-butanol 17.18
    MTBE 32.34
    2-butoxyethanol 55.6
    propionic acid 19.77
    o-xylene 55.32
    formic acid 3.33
    diethyl ether 48.17
    m-xylene 77.69
    p-xylene 46.71
    chlorobenzene 92.89
    dimethyl carbonate 30.79
    n-octane 1.16
    formamide 5.62
    cyclopentanone 129.57
    2-pentanone 56.84
    anisole 69.84
    cyclopentyl methyl ether 105.53
    gamma-butyrolactone 105.31
    1-methoxy-2-propanol 55.33
    pyridine 128.78
    3-pentanone 53.67
    furfural 88.39
    n-dodecane 0.63
    diethylene glycol 24.01
    diisopropyl ether 20.74
    tert-amyl alcohol 17.33
    acetylacetone 64.34
    n-hexadecane 0.82
    acetophenone 62.71
    methyl propionate 50.2
    isopentyl acetate 59.9
    trichloroethylene 152.11
    n-nonanol 19.3
    cyclohexanol 36.62
    benzyl alcohol 45.09
    2-ethylhexanol 25.93
    isooctanol 23.68
    dipropyl ether 39.31
    1,2-dichlorobenzene 86.38
    ethyl lactate 21.35
    propylene carbonate 57.51
    n-methylformamide 19.32
    2-pentanol 23.46
    n-pentane 5.32
    1-propoxy-2-propanol 69.74
    1-methoxy-2-propyl acetate 88.14
    2-(2-methoxypropoxy) propanol 48.84
    mesitylene 37.83
    ε-caprolactone 101.33
    p-cymene 26.06
    epichlorohydrin 128.34
    1,1,1-trichloroethane 71.15
    2-aminoethanol 6.72
    morpholine-4-carbaldehyde 145.62
    sulfolane 104.86
    2,2,4-trimethylpentane 3.16
    2-methyltetrahydrofuran 103.28
    n-hexyl acetate 58.1
    isooctane 2.83
    2-(2-butoxyethoxy)ethanol 60.51
    sec-butyl acetate 34.66
    tert-butyl acetate 56.55
    decalin 5.87
    glycerin 7.81
    diglyme 110.12
    acrylic acid 17.06
    isopropyl myristate 23.44
    n-butyric acid 35.74
    acetyl acetate 38.16
    di(2-ethylhexyl) phthalate 30.04
    ethyl propionate 37.98
    nitromethane 30.42
    1,2-diethoxyethane 46.15
    benzonitrile 51.05
    trioctyl phosphate 19.58
    1-bromopropane 42.86
    gamma-valerolactone 185.94
    n-decanol 12.13
    triethyl phosphate 27.93
    4-methyl-2-pentanol 21.03
    propionitrile 26.6
    vinylene carbonate 58.15
    1,1,2-trichlorotrifluoroethane 64.45
    DMS 51.43
    cumene 26.25
    2-octanol 15.17
    2-hexanone 39.94
    octyl acetate 27.97
    limonene 30.12
    1,2-dimethoxyethane 59.4
    ethyl orthosilicate 29.56
    tributyl phosphate 19.66
    diacetone alcohol 49.78
    N,N-dimethylaniline 53.12
    acrylonitrile 26.45
    aniline 74.28
    1,3-propanediol 14.94
    bromobenzene 112.53
    dibromomethane 60.08
    1,1,2,2-tetrachloroethane 114.7
    2-methyl-cyclohexyl acetate 51.01
    tetrabutyl urea 29.51
    diisobutyl methanol 16.88
    2-phenylethanol 63.0
    styrene 46.62
    dioctyl adipate 36.04
    dimethyl sulfate 45.08
    ethyl butyrate 41.82
    methyl lactate 25.59
    butyl lactate 41.14
    diethyl carbonate 28.03
    propanediol butyl ether 35.49
    triethyl orthoformate 44.16
    p-tert-butyltoluene 25.49
    methyl 4-tert-butylbenzoate 74.97
    morpholine 117.75
    tert-butylamine 13.97
    n-dodecanol 7.61
    dimethoxymethane 74.81
    ethylene carbonate 47.63
    cyrene 62.57
    2-ethoxyethyl acetate 71.05
    2-ethylhexyl acetate 53.43
    1,2,4-trichlorobenzene 114.55
    4-methylpyridine 131.71
    dibutyl ether 19.33
    2,6-dimethyl-4-heptanol 16.88
    DEF 71.81
    dimethyl isosorbide 108.46
    tetrachloroethylene 65.64
    eugenol 65.65
    triacetin 60.75
    span 80 45.82
    1,4-butanediol 6.33
    1,1-dichloroethane 56.71
    2-methyl-1-pentanol 24.66
    methyl formate 14.18
    2-methyl-1-butanol 30.21
    n-decane 1.74
    butyronitrile 30.12
    3,7-dimethyl-1-octanol 19.04
    1-chlorooctane 11.94
    1-chlorotetradecane 3.39
    n-nonane 1.41
    undecane 0.98
    tert-butylcyclohexane 4.88
    cyclooctane 3.51
    cyclopentanol 35.38
    tetrahydropyran 107.39
    tert-amyl methyl ether 31.79
    2,5,8-trioxanonane 66.19
    1-hexene 16.72
    2-isopropoxyethanol 30.05
    2,2,2-trifluoroethanol 9.16
    methyl butyrate 41.82

    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