4-Oxo-4-phenylmethoxybutanoate

  • Identifiers

    Molecular formula
    C11H11O4-

    SMILES
    C1=CC=C(C=C1)COC(=O)CCC(=O)[O-]

  • Odor profile

    Fragrance
    Sweet 52.65%
    Fruity 48.27%
    Caramellic 39.31%
    Winey 38.95%
    Honey 37.02%
    Balsamic 36.1%
    Fatty 33.97%
    Odorless 29.48%
    Buttery 28.85%
    Sour 28.34%

     

    Flavor
    Fruity 67.39%
    Sweet 58.32%
    Grape 39.94%
    Strawberry 34.46%
    Balsam 31.49%
    Floral 29.1%
    Creamy 29.0%
    Berry 28.2%
    Musty 27.11%
    Mild 27.05%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    2.0

    pKa est.
    4.02 (weak acid)

    Molecular weight
    207.2 g/mol

    Flash point

    • 167.57 ˚C est.

  • Applications

    4-Oxo-4-phenylmethoxybutanoate is primarily used as an intermediate in organic synthesis, serving as a building block for the preparation of pharmaceutical and other fine chemical intermediates. The benzyloxy (phenylmethoxy) functionality provides protecting-group capability for hydroxyls in multi-step synthetic sequences. Its ester moiety offers a versatile handle for esterification and transesterification reactions, supporting applications in polymer processing, coatings, and adhesive formulations. It is also viewed as a potential precursor in fragrance and flavor chemistry, where benzyloxy-substituted carbonyl structures can be elaborated into aroma-related derivatives. Use is subject to local regulations and formulation constraints.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 156.41
    methanol 293.04
    isopropanol 75.05
    water 2.13
    ethyl acetate 187.07
    n-propanol 77.0
    acetone 123.61
    n-butanol 56.94
    acetonitrile 247.55
    DMF 204.76
    toluene 8.92
    isobutanol 40.11
    1,4-dioxane 255.11
    methyl acetate 275.39
    THF 160.48
    2-butanone 171.48
    n-pentanol 65.56
    sec-butanol 80.22
    n-hexane 0.41
    ethylene glycol 44.16
    NMP 67.16
    cyclohexane 0.46
    DMSO 303.25
    n-butyl acetate 53.89
    n-octanol 15.35
    chloroform 60.1
    n-propyl acetate 98.21
    acetic acid 145.14
    dichloromethane 115.18
    cyclohexanone 57.56
    propylene glycol 35.8
    isopropyl acetate 81.82
    DMAc 513.62
    2-ethoxyethanol 366.13
    isopentanol 53.09
    n-heptane 0.5
    ethyl formate 91.34
    1,2-dichloroethane 87.23
    n-hexanol 25.91
    2-methoxyethanol 363.69
    isobutyl acetate 42.57
    tetrachloromethane 3.2
    n-pentyl acetate 20.79
    transcutol 607.86
    n-heptanol 13.05
    ethylbenzene 17.09
    MIBK 47.95
    2-propoxyethanol 121.46
    tert-butanol 103.99
    MTBE 87.74
    2-butoxyethanol 57.28
    propionic acid 79.52
    o-xylene 13.97
    formic acid 151.77
    diethyl ether 86.21
    m-xylene 7.73
    p-xylene 19.52
    chlorobenzene 16.77
    dimethyl carbonate 88.07
    n-octane 0.42
    formamide 452.79
    cyclopentanone 58.87
    2-pentanone 71.61
    anisole 117.13
    cyclopentyl methyl ether 35.28
    gamma-butyrolactone 122.86
    1-methoxy-2-propanol 169.16
    pyridine 100.57
    3-pentanone 64.31
    furfural 153.93
    n-dodecane 0.7
    diethylene glycol 150.27
    diisopropyl ether 14.27
    tert-amyl alcohol 111.33
    acetylacetone 134.67
    n-hexadecane 0.79
    acetophenone 97.12
    methyl propionate 137.19
    isopentyl acetate 54.65
    trichloroethylene 135.1
    n-nonanol 15.75
    cyclohexanol 22.27
    benzyl alcohol 73.52
    2-ethylhexanol 17.37
    isooctanol 12.39
    dipropyl ether 21.43
    1,2-dichlorobenzene 23.31
    ethyl lactate 48.66
    propylene carbonate 69.12
    n-methylformamide 181.22
    2-pentanol 34.69
    n-pentane 0.31
    1-propoxy-2-propanol 65.75
    1-methoxy-2-propyl acetate 95.23
    2-(2-methoxypropoxy) propanol 113.72
    mesitylene 5.48
    ε-caprolactone 80.88
    p-cymene 8.94
    epichlorohydrin 235.92
    1,1,1-trichloroethane 29.49
    2-aminoethanol 87.16
    morpholine-4-carbaldehyde 258.99
    sulfolane 92.03
    2,2,4-trimethylpentane 0.8
    2-methyltetrahydrofuran 95.65
    n-hexyl acetate 34.57
    isooctane 0.45
    2-(2-butoxyethoxy)ethanol 138.26
    sec-butyl acetate 68.43
    tert-butyl acetate 84.91
    decalin 1.45
    glycerin 64.83
    diglyme 316.3
    acrylic acid 68.11
    isopropyl myristate 17.05
    n-butyric acid 77.93
    acetyl acetate 99.86
    di(2-ethylhexyl) phthalate 20.92
    ethyl propionate 89.75
    nitromethane 477.88
    1,2-diethoxyethane 129.63
    benzonitrile 54.76
    trioctyl phosphate 10.72
    1-bromopropane 24.84
    gamma-valerolactone 178.98
    n-decanol 12.5
    triethyl phosphate 36.73
    4-methyl-2-pentanol 21.15
    propionitrile 94.65
    vinylene carbonate 71.9
    1,1,2-trichlorotrifluoroethane 126.34
    DMS 70.69
    cumene 12.91
    2-octanol 8.9
    2-hexanone 76.97
    octyl acetate 20.92
    limonene 9.7
    1,2-dimethoxyethane 460.02
    ethyl orthosilicate 33.3
    tributyl phosphate 18.61
    diacetone alcohol 117.53
    N,N-dimethylaniline 69.33
    acrylonitrile 126.59
    aniline 31.11
    1,3-propanediol 113.04
    bromobenzene 14.64
    dibromomethane 43.81
    1,1,2,2-tetrachloroethane 95.93
    2-methyl-cyclohexyl acetate 41.26
    tetrabutyl urea 28.29
    diisobutyl methanol 13.02
    2-phenylethanol 46.05
    styrene 22.82
    dioctyl adipate 36.41
    dimethyl sulfate 114.24
    ethyl butyrate 57.36
    methyl lactate 65.14
    butyl lactate 24.97
    diethyl carbonate 51.28
    propanediol butyl ether 54.69
    triethyl orthoformate 40.71
    p-tert-butyltoluene 7.8
    methyl 4-tert-butylbenzoate 53.6
    morpholine 259.48
    tert-butylamine 33.52
    n-dodecanol 9.69
    dimethoxymethane 236.65
    ethylene carbonate 56.92
    cyrene 85.32
    2-ethoxyethyl acetate 65.49
    2-ethylhexyl acetate 38.74
    1,2,4-trichlorobenzene 35.27
    4-methylpyridine 75.39
    dibutyl ether 25.88
    2,6-dimethyl-4-heptanol 13.02
    DEF 133.21
    dimethyl isosorbide 157.94
    tetrachloroethylene 49.63
    eugenol 60.96
    triacetin 76.41
    span 80 51.58
    1,4-butanediol 62.78
    1,1-dichloroethane 40.67
    2-methyl-1-pentanol 69.22
    methyl formate 128.22
    2-methyl-1-butanol 52.85
    n-decane 0.99
    butyronitrile 67.33
    3,7-dimethyl-1-octanol 19.97
    1-chlorooctane 5.93
    1-chlorotetradecane 3.14
    n-nonane 0.76
    undecane 0.82
    tert-butylcyclohexane 1.38
    cyclooctane 0.25
    cyclopentanol 22.02
    tetrahydropyran 69.77
    tert-amyl methyl ether 80.85
    2,5,8-trioxanonane 247.13
    1-hexene 5.53
    2-isopropoxyethanol 190.62
    2,2,2-trifluoroethanol 65.2
    methyl butyrate 113.53

    Scent© AI

1 of 3
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