Ginkgetin

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  • Identifiers

    CAS number
    481-46-9

    Molecular formula
    C32H22O10

    SMILES
    COC1=C(C=C(C=C1)C2=CC(=O)C3=C(C=C(C=C3O2)OC)O)C4=C(C=C(C5=C4OC(=CC5=O)C6=CC=C(C=C6)O)O)O

    Safety labels

  • Odor profile

    Fragrance
    Phenolic 53.75%
    Odorless 41.58%
    Burnt 29.78%
    Fruity 28.56%
    Sweet 26.52%
    Vanilla 25.05%
    Spicy 24.86%
    Medicinal 24.78%
    Smoky 23.55%
    Balsamic 23.46%

     

    Flavor
    Bitter 96.79%
    Odorless 21.89%
    Bland 19.81%
    Sweet-like 19.45%
    Cedarleaf 19.45%
    Parsley 19.19%
    Lovage 18.84%
    Very strong 18.81%
    Indole 18.69%
    Nitrile 18.61%

     

    Odor impact est.
    Odorless

  • Properties

    XLogP3-AA
    5.7

    pKa est.
    8.94 (weak base)

    Molecular weight
    566.5 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    2379°C

    Melting point expt.

    • 350 °C

    Flash point

    • 303.35 ˚C est.

  • Synonyms

    • Ginkgetin
    • 481-46-9
    • 7,4'-Dimethylamentoflavone
    • Amentoflavone 7,4'-dimethyl ether
    • HY5EZW8269
    • DTXSID70197416
    • CHEBI:5353
    • 5,7-dihydroxy-8-[5-(5-hydroxy-7-methoxy-4-oxochromen-2-yl)-2-methoxyphenyl]-2-(4-hydroxyphenyl)chromen-4-one
    • 4H-1-Benzopyran-4-one, 5,7-dihydroxy-8-(5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl)-2-(4-hydroxyphenyl)-
    • 4H-1-Benzopyran-4-one, 5,7-dihydroxy-8-[5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl]-2-(4-hydroxyphenyl)-
    • 5,7-dihydroxy-8-(5-(5-hydroxy-7-methoxy-4-oxochromen-2-yl)-2-methoxyphenyl)-2-(4-hydroxyphenyl)chromen-4-one
    • RefChem:143205
    • DTXCID80119907
    • MFCD09970948
    • 5,7-dihydroxy-8-[5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl]-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
    • 5,7-dihydroxy-8-[5-(5-hydroxy-7-methoxy-4-oxo-4H-chromen-2-yl)-2-methoxyphenyl]-2-(4-hydroxyphenyl)-4H-chromen-4-one
    • 5,7-dihydroxy-8-[5-(5-hydroxy-7-methoxy-4-oxo-chromen-2-yl)-2-methoxy-phenyl]-2-(4-hydroxyphenyl)chromen-4-one
    • 5,7-dihydroxy-8-(5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)-2-methoxyphenyl)-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
    • Ginkgetin (Standard)
    • Spectrum_001932
    • Spectrum2_000054
    • Spectrum3_001727
    • Spectrum4_001610
    • Spectrum5_000339
    • UNII-HY5EZW8269
    • BSPBio_003374
    • KBioGR_001959
    • KBioSS_002476
    • SCHEMBL888410
    • SPBio_000207
    • jm5b01461, Compound 89
    • orb1302286
    • SCHEMBL30612275
    • SCHEMBL31303838
    • HY-N0889R
    • KBio2_002469
    • KBio2_005037
    • KBio2_007605
    • KBio3_002594
    • BDBM429271
    • HY-N0889
    • LMPK12040003
    • AKOS015896770
    • CS-3727
    • EBC-615808
    • Ginkgetin 7''-O-beta-D-glucopyranoside
    • AC-35029
    • DA-53556
    • MS-30254
    • 481G469
    • BRD-K92123432-237-02-8
    • Q27089352
    • 3''',8-Biflavone, 4',5,5'',7-tetrahydroxy-4''',7''-dimethoxy-
    • 4''',5,5'',7''-tetrahydroxy-4',7-dimethoxy-(3'->8'')-biflavone
    • Amentoflavone 7 inverted exclamation marka inverted exclamation marka,4 inverted exclamation marka inverted exclamation marka inverted exclamation marka-dimethyl ether; 5,7-dihydroxy-8-(5-(5-hydroxy-7-methoxy-4-oxo-4H-chromen-2-yl)-2-methoxyphenyl)-2-(4-hydroxyphenyl)-4H-chromen-4-one
    • 481-46-9

  • Applications

    Ginkgetin (CAS 481-46-9) is a natural biflavone from Ginkgo biloba, considered for practical applications such as an antioxidant ingredient in cosmetics and personal care; studied as a lead-like scaffold for synthesis and discovery of bioactive compounds in pharmaceutical research; commonly used as an analytical reference standard in HPLC/LC-MS methods to quantify flavonoids; evaluated as a natural antioxidant/stabilizer for coatings and polymer formulations in the coatings/inks sector; and used as a reference compound in academic and industrial research on biflavones in the laboratory.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.21
    methanol 0.38
    isopropanol 0.16
    water 0.0
    ethyl acetate 0.16
    n-propanol 0.39
    acetone 0.37
    n-butanol 0.2
    acetonitrile 0.08
    DMF 9.28
    toluene 0.02
    isobutanol 0.17
    1,4-dioxane 1.31
    methyl acetate 0.42
    THF 3.43
    2-butanone 0.86
    n-pentanol 0.11
    sec-butanol 0.24
    n-hexane 0.0
    ethylene glycol 0.55
    NMP 11.67
    cyclohexane 0.0
    DMSO 17.98
    n-butyl acetate 0.11
    n-octanol 0.04
    chloroform 0.16
    n-propyl acetate 0.14
    acetic acid 1.32
    dichloromethane 0.17
    cyclohexanone 0.94
    propylene glycol 1.04
    isopropyl acetate 0.09
    DMAc 12.48
    2-ethoxyethanol 1.7
    isopentanol 0.1
    n-heptane 0.0
    ethyl formate 0.28
    1,2-dichloroethane 0.13
    n-hexanol 0.04
    2-methoxyethanol 5.22
    isobutyl acetate 0.06
    tetrachloromethane 0.01
    n-pentyl acetate 0.11
    transcutol 2.72
    n-heptanol 0.05
    ethylbenzene 0.01
    MIBK 0.09
    2-propoxyethanol 1.36
    tert-butanol 0.11
    MTBE 0.07
    2-butoxyethanol 0.71
    propionic acid 0.87
    o-xylene 0.01
    formic acid 1.24
    diethyl ether 0.08
    m-xylene 0.01
    p-xylene 0.01
    chlorobenzene 0.02
    dimethyl carbonate 0.49
    n-octane 0.0
    formamide 1.72
    cyclopentanone 2.69
    2-pentanone 0.27
    anisole 0.08
    cyclopentyl methyl ether 0.2
    gamma-butyrolactone 3.67
    1-methoxy-2-propanol 2.69
    pyridine 0.82
    3-pentanone 0.23
    furfural 3.02
    n-dodecane 0.0
    diethylene glycol 1.68
    diisopropyl ether 0.01
    tert-amyl alcohol 0.15
    acetylacetone 0.48
    n-hexadecane 0.0
    acetophenone 0.17
    methyl propionate 0.44
    isopentyl acetate 0.1
    trichloroethylene 0.52
    n-nonanol 0.05
    cyclohexanol 0.13
    benzyl alcohol 0.16
    2-ethylhexanol 0.03
    isooctanol 0.04
    dipropyl ether 0.08
    1,2-dichlorobenzene 0.02
    ethyl lactate 0.38
    propylene carbonate 0.62
    n-methylformamide 2.49
    2-pentanol 0.07
    n-pentane 0.0
    1-propoxy-2-propanol 0.83
    1-methoxy-2-propyl acetate 0.51
    2-(2-methoxypropoxy) propanol 1.06
    mesitylene 0.0
    ε-caprolactone 1.07
    p-cymene 0.01
    epichlorohydrin 3.6
    1,1,1-trichloroethane 0.04
    2-aminoethanol 0.9
    morpholine-4-carbaldehyde 10.12
    sulfolane 12.01
    2,2,4-trimethylpentane 0.0
    2-methyltetrahydrofuran 0.58
    n-hexyl acetate 0.12
    isooctane 0.0
    2-(2-butoxyethoxy)ethanol 1.11
    sec-butyl acetate 0.07
    tert-butyl acetate 0.1
    decalin 0.0
    glycerin 4.21
    diglyme 2.74
    acrylic acid 1.39
    isopropyl myristate 0.04
    n-butyric acid 0.51
    acetyl acetate 0.12
    di(2-ethylhexyl) phthalate 0.1
    ethyl propionate 0.15
    nitromethane 3.22
    1,2-diethoxyethane 0.28
    benzonitrile 0.07
    trioctyl phosphate 0.06
    1-bromopropane 0.04
    gamma-valerolactone 10.76
    n-decanol 0.03
    triethyl phosphate 0.13
    4-methyl-2-pentanol 0.03
    propionitrile 0.13
    vinylene carbonate 0.63
    1,1,2-trichlorotrifluoroethane 7.48
    DMS 0.22
    cumene 0.0
    2-octanol 0.03
    2-hexanone 0.19
    octyl acetate 0.07
    limonene 0.01
    1,2-dimethoxyethane 2.34
    ethyl orthosilicate 0.1
    tributyl phosphate 0.08
    diacetone alcohol 0.55
    N,N-dimethylaniline 0.06
    acrylonitrile 0.34
    aniline 0.12
    1,3-propanediol 1.18
    bromobenzene 0.01
    dibromomethane 0.05
    1,1,2,2-tetrachloroethane 0.48
    2-methyl-cyclohexyl acetate 0.1
    tetrabutyl urea 0.16
    diisobutyl methanol 0.02
    2-phenylethanol 0.09
    styrene 0.01
    dioctyl adipate 0.14
    dimethyl sulfate 2.03
    ethyl butyrate 0.13
    methyl lactate 1.41
    butyl lactate 0.32
    diethyl carbonate 0.1
    propanediol butyl ether 0.79
    triethyl orthoformate 0.19
    p-tert-butyltoluene 0.01
    methyl 4-tert-butylbenzoate 0.28
    morpholine 2.75
    tert-butylamine 0.02
    n-dodecanol 0.02
    dimethoxymethane 1.91
    ethylene carbonate 0.37
    cyrene 1.64
    2-ethoxyethyl acetate 0.39
    2-ethylhexyl acetate 0.07
    1,2,4-trichlorobenzene 0.07
    4-methylpyridine 0.29
    dibutyl ether 0.06
    2,6-dimethyl-4-heptanol 0.02
    DEF 0.83
    dimethyl isosorbide 1.78
    tetrachloroethylene 0.19
    eugenol 0.37
    triacetin 0.41
    span 80 0.66
    1,4-butanediol 0.29
    1,1-dichloroethane 0.05
    2-methyl-1-pentanol 0.07
    methyl formate 1.49
    2-methyl-1-butanol 0.15
    n-decane 0.0
    butyronitrile 0.08
    3,7-dimethyl-1-octanol 0.03
    1-chlorooctane 0.01
    1-chlorotetradecane 0.0
    n-nonane 0.0
    undecane 0.0
    tert-butylcyclohexane 0.0
    cyclooctane 0.0
    cyclopentanol 0.35
    tetrahydropyran 0.35
    tert-amyl methyl ether 0.08
    2,5,8-trioxanonane 1.83
    1-hexene 0.01
    2-isopropoxyethanol 0.6
    2,2,2-trifluoroethanol 0.53
    methyl butyrate 0.26

    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