Kuwanon C

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  • Identifiers

    CAS number
    62949-79-5

    Molecular formula
    C25H26O6

    SMILES
    CC(=CCC1=C2C(=C(C=C1O)O)C(=O)C(=C(O2)C3=C(C=C(C=C3)O)O)CC=C(C)C)C

    Safety labels

  • Odor profile

    Fragrance
    Phenolic 48.73%
    Spicy 40.49%
    Woody 33.13%
    Fruity 31.98%
    Odorless 27.4%
    Dry 26.44%
    Smoky 26.03%
    Burnt 25.98%
    Medicinal 24.85%
    Animal 23.71%

     

    Flavor
    Bitter 88.91%
    Cedarleaf 20.2%
    Parsley 19.71%
    Lovage 19.53%
    Nitrile 18.92%
    Odorless 18.89%
    Heather 18.68%
    Broom 18.62%
    Ripe apricot 18.43%
    Oriental 18.4%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    6.2

    pKa est.
    10.5 (weak base)

    Molecular weight
    422.5 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    1444°C

    Melting point expt.

    • 148 - 150 °C

    Flash point

    • 257.53 ˚C est.

  • Synonyms

    • Mulberrin
    • 62949-79-5
    • Kuwanon C
    • Norartocarpin
    • 2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methylbut-2-enyl)chromen-4-one
    • DTXSID20212148
    • Mul compoound
    • RefChem:924291
    • DTXCID20134639
    • 2-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methyl-2-buten-1-yl)-4H-chromen-4-one
    • Kuwanonc
    • 2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methylbut-2-en-1-yl)-4H-chromen-4-one
    • CHEMBL518543
    • MFCD20274692
    • Kuwanon C, 4
    • Mulberrin (Standard)
    • Mulberrin (Kuwanon C)
    • MEGxp0_001037
    • orb1296163
    • orb1909852
    • SCHEMBL3680736
    • SCHEMBL29382366
    • SCHEMBL29541098
    • ACon0_000342
    • ACon1_001122
    • HY-N3513R
    • HY-N3513
    • BDBM50242015
    • LMPK12110895
    • MSK177762
    • AKOS032948822
    • EBC-523171
    • 2-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methyl-2-butenyl)-4H-1-benzopyran-4-one
    • 2-(2,4-Dihydroxy-phenyl)-5,7-dihydroxy-8-((Z)-3-methyl-but-2-enyl)-3-(3-methyl-but-2-enyl)-1-benzopyran-4-one
    • 2-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-8-((Z)-3-methyl-but-2-enyl)-3-(3-methyl-but-2-enyl)-1-benzopyran-4-one
    • AC-34767
    • AS-83124
    • DA-55764
    • CS-0023685
    • BRD-K55131635-001-01-3
    • 2-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methyl-2-butenyl)-4H-1-benzopyran-4-one, 9CI
    • 2-(2,4-Dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methylbut-2-en-1-yl)-4H-1-benzopyran-4-one
    • MulberrinNorartocarpin; 2-(2,4-dihydroxyphenyl)-5,7-dihydroxy-3,8-bis(3-methylbut-2-enyl)chromen-4-one
    • 62949-79-5

  • Applications

    Kuwanon C (CAS 62949-79-5) is a prenylated flavonoid that has been studied for antioxidant and antimicrobial activity; in industry it is commonly evaluated as a natural antioxidant and a potential lead compound in cosmetics and pharmaceutical research, and is also investigated for use in polymer or coating formulations and as an analytical reference standard; in agriculture, its bioactivity is examined for potential applications in plant protection.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 4.47
    methanol 4.75
    isopropanol 3.49
    water 0.0
    ethyl acetate 3.96
    n-propanol 5.97
    acetone 8.89
    n-butanol 3.46
    acetonitrile 3.63
    DMF 88.64
    toluene 0.83
    isobutanol 3.64
    1,4-dioxane 13.19
    methyl acetate 10.09
    THF 58.47
    2-butanone 13.47
    n-pentanol 3.71
    sec-butanol 4.28
    n-hexane 0.04
    ethylene glycol 5.37
    NMP 132.65
    cyclohexane 0.04
    DMSO 150.19
    n-butyl acetate 5.53
    n-octanol 1.49
    chloroform 5.49
    n-propyl acetate 5.95
    acetic acid 25.24
    dichloromethane 4.89
    cyclohexanone 16.34
    propylene glycol 19.84
    isopropyl acetate 3.32
    DMAc 125.81
    2-ethoxyethanol 23.85
    isopentanol 2.87
    n-heptane 0.04
    ethyl formate 4.16
    1,2-dichloroethane 4.29
    n-hexanol 2.14
    2-methoxyethanol 53.5
    isobutyl acetate 4.4
    tetrachloromethane 0.28
    n-pentyl acetate 5.46
    transcutol 117.05
    n-heptanol 2.11
    ethylbenzene 0.49
    MIBK 3.82
    2-propoxyethanol 32.09
    tert-butanol 4.28
    MTBE 2.19
    2-butoxyethanol 17.44
    propionic acid 14.18
    o-xylene 0.57
    formic acid 9.61
    diethyl ether 1.22
    m-xylene 0.55
    p-xylene 0.9
    chlorobenzene 1.51
    dimethyl carbonate 9.99
    n-octane 0.02
    formamide 15.15
    cyclopentanone 46.7
    2-pentanone 6.14
    anisole 3.86
    cyclopentyl methyl ether 6.27
    gamma-butyrolactone 71.63
    1-methoxy-2-propanol 45.24
    pyridine 15.37
    3-pentanone 4.77
    furfural 40.49
    n-dodecane 0.03
    diethylene glycol 31.56
    diisopropyl ether 0.35
    tert-amyl alcohol 4.57
    acetylacetone 13.42
    n-hexadecane 0.03
    acetophenone 7.78
    methyl propionate 9.78
    isopentyl acetate 6.42
    trichloroethylene 15.99
    n-nonanol 1.7
    cyclohexanol 2.81
    benzyl alcohol 6.35
    2-ethylhexanol 1.35
    isooctanol 2.02
    dipropyl ether 2.03
    1,2-dichlorobenzene 1.67
    ethyl lactate 10.35
    propylene carbonate 18.86
    n-methylformamide 24.08
    2-pentanol 1.85
    n-pentane 0.03
    1-propoxy-2-propanol 23.94
    1-methoxy-2-propyl acetate 20.11
    2-(2-methoxypropoxy) propanol 27.42
    mesitylene 0.26
    ε-caprolactone 21.44
    p-cymene 0.58
    epichlorohydrin 65.99
    1,1,1-trichloroethane 2.38
    2-aminoethanol 11.55
    morpholine-4-carbaldehyde 98.77
    sulfolane 167.11
    2,2,4-trimethylpentane 0.04
    2-methyltetrahydrofuran 13.54
    n-hexyl acetate 5.74
    isooctane 0.02
    2-(2-butoxyethoxy)ethanol 33.77
    sec-butyl acetate 3.69
    tert-butyl acetate 5.58
    decalin 0.05
    glycerin 43.57
    diglyme 53.15
    acrylic acid 19.83
    isopropyl myristate 2.17
    n-butyric acid 10.68
    acetyl acetate 3.63
    di(2-ethylhexyl) phthalate 5.29
    ethyl propionate 5.03
    nitromethane 50.12
    1,2-diethoxyethane 9.87
    benzonitrile 4.3
    trioctyl phosphate 2.97
    1-bromopropane 1.21
    gamma-valerolactone 107.95
    n-decanol 1.19
    triethyl phosphate 4.2
    4-methyl-2-pentanol 1.26
    propionitrile 3.9
    vinylene carbonate 15.8
    1,1,2-trichlorotrifluoroethane 77.87
    DMS 13.43
    cumene 0.42
    2-octanol 1.24
    2-hexanone 6.46
    octyl acetate 3.17
    limonene 0.67
    1,2-dimethoxyethane 28.24
    ethyl orthosilicate 3.6
    tributyl phosphate 3.93
    diacetone alcohol 19.88
    N,N-dimethylaniline 3.42
    acrylonitrile 8.58
    aniline 3.93
    1,3-propanediol 13.43
    bromobenzene 1.09
    dibromomethane 2.05
    1,1,2,2-tetrachloroethane 13.95
    2-methyl-cyclohexyl acetate 5.77
    tetrabutyl urea 6.65
    diisobutyl methanol 1.11
    2-phenylethanol 5.77
    styrene 0.61
    dioctyl adipate 6.09
    dimethyl sulfate 31.47
    ethyl butyrate 4.67
    methyl lactate 23.72
    butyl lactate 13.48
    diethyl carbonate 3.47
    propanediol butyl ether 24.41
    triethyl orthoformate 5.73
    p-tert-butyltoluene 0.63
    methyl 4-tert-butylbenzoate 13.47
    morpholine 30.28
    tert-butylamine 1.02
    n-dodecanol 0.8
    dimethoxymethane 27.6
    ethylene carbonate 10.33
    cyrene 35.16
    2-ethoxyethyl acetate 14.96
    2-ethylhexyl acetate 4.35
    1,2,4-trichlorobenzene 4.31
    4-methylpyridine 9.86
    dibutyl ether 1.56
    2,6-dimethyl-4-heptanol 1.11
    DEF 13.23
    dimethyl isosorbide 53.5
    tetrachloroethylene 4.43
    eugenol 16.18
    triacetin 17.56
    span 80 20.0
    1,4-butanediol 4.87
    1,1-dichloroethane 2.42
    2-methyl-1-pentanol 3.42
    methyl formate 15.58
    2-methyl-1-butanol 3.36
    n-decane 0.05
    butyronitrile 2.63
    3,7-dimethyl-1-octanol 1.87
    1-chlorooctane 0.37
    1-chlorotetradecane 0.18
    n-nonane 0.04
    undecane 0.04
    tert-butylcyclohexane 0.05
    cyclooctane 0.01
    cyclopentanol 7.58
    tetrahydropyran 5.71
    tert-amyl methyl ether 2.31
    2,5,8-trioxanonane 38.0
    1-hexene 0.28
    2-isopropoxyethanol 13.65
    2,2,2-trifluoroethanol 7.29
    methyl butyrate 7.94

    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