5,7,3',4',5'-Pentamethoxyflavone

Overview IFRA Request a quote

  • Identifiers

    CAS number
    53350-26-8

    Molecular formula
    C20H20O7

    SMILES
    COC1=CC2=C(C(=C1)OC)C(=O)C=C(O2)C3=CC(=C(C(=C3)OC)OC)OC

    Safety labels

  • Odor profile

    Fragrance
    Spicy 47.09%
    Fruity 46.81%
    Vanilla 45.43%
    Sweet 45.29%
    Phenolic 44.91%
    Floral 40.39%
    Woody 37.39%
    Powdery 37.05%
    Balsamic 33.44%
    Smoky 31.16%

     

    Flavor
    Bitter 80.15%
    Bland 23.19%
    Parsley 22.3%
    Eugenol 20.35%
    Cedarleaf 19.86%
    Lovage 19.46%
    Ripe apricot 19.26%
    Sweet-like 19.21%
    Carrot 19.2%
    Red fruit 18.83%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    3.0

    pKa est.
    7.24 (neutral)

    Molecular weight
    372.4 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    656°C

    Flash point

    • 200.99 ˚C est.

  • Synonyms

    • 3',4',5',5,7-Pentamethoxyflavone
    • 5,7,3',4',5'-Pentamethoxyflavone
    • 5,7-dimethoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one
    • DTXSID50333239
    • RefChem:912977
    • DTXCID60284329
    • 53350-26-8
    • 5,7-dimethoxy-2-(3,4,5-trimethoxyphenyl)-4H-chromen-4-one
    • Tricetin Pentamethyl Ether
    • 3',?4',?5',?5,?7-?Pentamethoxyflavone
    • MFCD00017634
    • 3',4',5,5',7-Pentamethoxyflavone
    • CHEMBL2074901
    • 5,7-Dimethoxy-2-(3,4,5-trimethoxyphenyl)-4H-1-benzopyran-4-one
    • Tricetin 5,7,3',4',5'-pentamethyl ether
    • 4H-1-Benzopyran-4-one, 5,7-dimethoxy-2-(3,4,5-trimethoxyphenyl)-
    • orb1698446
    • SCHEMBL1422009
    • SCHEMBL29465904
    • 3-4-5-5-7-Pentamethoxyflavone
    • GIKVSFNAEBQLGB-UHFFFAOYSA-N
    • HY-N7029
    • 3',4',5',5,7-entamethoxyflavone
    • BDBM50420207
    • LMPK12111076
    • AKOS027380196
    • EBC-615777
    • FP26804
    • MS-26005
    • PD167275
    • ST096008
    • DB-052312
    • CS-0101599
    • E88585
    • 350P268
    • 53350-26-8

  • Applications

    5,7,3',4',5'-Pentamethoxyflavone (CAS 53350-26-8) is primarily used as an intermediate to synthesize flavonoid derivatives for pharmaceutical and chemical manufacturing; it is also considered for use in cosmetic and personal care formulations; can serve as a fragrance component or odorant in perfumery; investigated as an antioxidant and stabilizer for polymers and coatings; and can be used as an analytical reagent or reference standard in chemical research.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.36
    methanol 0.33
    isopropanol 0.32
    water 0.0
    ethyl acetate 4.35
    n-propanol 0.51
    acetone 4.3
    n-butanol 0.44
    acetonitrile 3.55
    DMF 9.99
    toluene 0.89
    isobutanol 0.53
    1,4-dioxane 6.78
    methyl acetate 6.78
    THF 15.46
    2-butanone 5.1
    n-pentanol 0.58
    sec-butanol 0.48
    n-hexane 0.07
    ethylene glycol 0.32
    NMP 23.26
    cyclohexane 0.16
    DMSO 24.87
    n-butyl acetate 3.72
    n-octanol 0.69
    chloroform 19.61
    n-propyl acetate 3.92
    acetic acid 3.96
    dichloromethane 29.08
    cyclohexanone 9.81
    propylene glycol 0.22
    isopropyl acetate 2.35
    DMAc 23.77
    2-ethoxyethanol 2.86
    isopentanol 0.64
    n-heptane 0.11
    ethyl formate 3.14
    1,2-dichloroethane 16.99
    n-hexanol 0.71
    2-methoxyethanol 3.25
    isobutyl acetate 2.48
    tetrachloromethane 1.68
    n-pentyl acetate 2.79
    transcutol 6.08
    n-heptanol 0.69
    ethylbenzene 0.76
    MIBK 2.17
    2-propoxyethanol 4.2
    tert-butanol 0.68
    MTBE 1.08
    2-butoxyethanol 2.95
    propionic acid 2.33
    o-xylene 0.83
    formic acid 1.45
    diethyl ether 1.16
    m-xylene 0.56
    p-xylene 1.38
    chlorobenzene 3.15
    dimethyl carbonate 4.39
    n-octane 0.07
    formamide 3.33
    cyclopentanone 15.55
    2-pentanone 2.69
    anisole 2.47
    cyclopentyl methyl ether 3.49
    gamma-butyrolactone 22.46
    1-methoxy-2-propanol 1.83
    pyridine 8.81
    3-pentanone 3.67
    furfural 20.58
    n-dodecane 0.08
    diethylene glycol 3.92
    diisopropyl ether 0.38
    tert-amyl alcohol 0.82
    acetylacetone 6.87
    n-hexadecane 0.1
    acetophenone 4.97
    methyl propionate 4.99
    isopentyl acetate 4.05
    trichloroethylene 34.66
    n-nonanol 0.86
    cyclohexanol 0.93
    benzyl alcohol 2.11
    2-ethylhexanol 0.99
    isooctanol 0.78
    dipropyl ether 1.45
    1,2-dichlorobenzene 4.98
    ethyl lactate 2.23
    propylene carbonate 8.85
    n-methylformamide 3.58
    2-pentanol 0.28
    n-pentane 0.04
    1-propoxy-2-propanol 2.5
    1-methoxy-2-propyl acetate 5.41
    2-(2-methoxypropoxy) propanol 4.72
    mesitylene 0.39
    ε-caprolactone 9.33
    p-cymene 1.06
    epichlorohydrin 29.75
    1,1,1-trichloroethane 8.38
    2-aminoethanol 0.47
    morpholine-4-carbaldehyde 16.15
    sulfolane 36.1
    2,2,4-trimethylpentane 0.07
    2-methyltetrahydrofuran 7.1
    n-hexyl acetate 2.9
    isooctane 0.03
    2-(2-butoxyethoxy)ethanol 4.08
    sec-butyl acetate 2.38
    tert-butyl acetate 3.0
    decalin 0.17
    glycerin 0.98
    diglyme 12.29
    acrylic acid 3.45
    isopropyl myristate 1.51
    n-butyric acid 2.06
    acetyl acetate 4.56
    di(2-ethylhexyl) phthalate 2.32
    ethyl propionate 4.12
    nitromethane 18.42
    1,2-diethoxyethane 3.39
    benzonitrile 3.96
    trioctyl phosphate 1.44
    1-bromopropane 3.32
    gamma-valerolactone 19.67
    n-decanol 0.66
    triethyl phosphate 3.96
    4-methyl-2-pentanol 0.33
    propionitrile 2.87
    vinylene carbonate 8.62
    1,1,2-trichlorotrifluoroethane 22.64
    DMS 6.02
    cumene 0.74
    2-octanol 0.48
    2-hexanone 3.58
    octyl acetate 1.91
    limonene 1.23
    1,2-dimethoxyethane 9.46
    ethyl orthosilicate 3.35
    tributyl phosphate 2.15
    diacetone alcohol 3.38
    N,N-dimethylaniline 2.16
    acrylonitrile 5.16
    aniline 1.73
    1,3-propanediol 0.81
    bromobenzene 3.22
    dibromomethane 11.54
    1,1,2,2-tetrachloroethane 22.56
    2-methyl-cyclohexyl acetate 4.63
    tetrabutyl urea 3.44
    diisobutyl methanol 0.68
    2-phenylethanol 2.81
    styrene 0.85
    dioctyl adipate 3.24
    dimethyl sulfate 13.27
    ethyl butyrate 3.81
    methyl lactate 2.38
    butyl lactate 2.25
    diethyl carbonate 3.66
    propanediol butyl ether 1.34
    triethyl orthoformate 3.38
    p-tert-butyltoluene 0.81
    methyl 4-tert-butylbenzoate 5.03
    morpholine 6.6
    tert-butylamine 0.33
    n-dodecanol 0.54
    dimethoxymethane 5.65
    ethylene carbonate 6.54
    cyrene 7.82
    2-ethoxyethyl acetate 5.49
    2-ethylhexyl acetate 3.56
    1,2,4-trichlorobenzene 7.0
    4-methylpyridine 5.33
    dibutyl ether 1.35
    2,6-dimethyl-4-heptanol 0.68
    DEF 5.62
    dimethyl isosorbide 12.51
    tetrachloroethylene 14.96
    eugenol 4.69
    triacetin 5.29
    span 80 2.59
    1,4-butanediol 0.43
    1,1-dichloroethane 5.95
    2-methyl-1-pentanol 0.92
    methyl formate 4.31
    2-methyl-1-butanol 0.65
    n-decane 0.13
    butyronitrile 1.83
    3,7-dimethyl-1-octanol 0.9
    1-chlorooctane 0.83
    1-chlorotetradecane 0.39
    n-nonane 0.1
    undecane 0.1
    tert-butylcyclohexane 0.11
    cyclooctane 0.05
    cyclopentanol 1.58
    tetrahydropyran 3.68
    tert-amyl methyl ether 1.22
    2,5,8-trioxanonane 9.22
    1-hexene 0.33
    2-isopropoxyethanol 2.25
    2,2,2-trifluoroethanol 3.8
    methyl butyrate 5.14

    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