1-Hydroxy-3-heptanone

  • Identifiers

    Molecular formula
    C7H14O2

    SMILES
    CCCCC(=O)CCO

  • Odor profile

    Fragrance
    Green 60.16%
    Cheesy 51.28%
    Fruity 47.14%
    Earthy 39.19%
    Oily 37.02%
    Pungent 36.98%
    Fatty 35.73%
    Mushroom 34.79%
    Herbal 34.29%
    Sweet 34.02%

     

    Flavor
    Sweet 44.55%
    Cheese 40.77%
    Sweat 30.63%
    Rancid 29.27%
    Sour 28.37%
    Fatty 28.25%
    Fruity 28.22%
    Pungent 27.42%
    Acidic 27.28%
    Butter 26.39%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    0.6

    pKa est.
    8.7 (weak base)

    Molecular weight
    130.18 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point est.
    224°C

    Flash point

    • 96.42 ˚C est.

  • Synonyms

    • 1-hydroxy-3-heptanone
    • 1-hydroxy-heptan-3-one
    • SCHEMBL94904
  • Applications

    1-Hydroxy-3-heptanone is primarily used as an intermediate in organic synthesis for fragrance and flavor chemistry, serving as a building block to access downstream aroma compounds and flavors. It is commonly evaluated as a fragrance ingredient or odorant in perfumery and cosmetic formulations, contributing to specific aroma notes. In cosmetics and personal care, it may be used as a scent component under regulatory controls. It can also function as a reactive intermediate in pharmaceutical and fine chemical synthesis, enabling access to more complex molecules. In industrial manufacturing, it may be employed in polymer or specialty chemical routes as a precursor or functional intermediate, depending on process needs and regulatory constraints.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3866.37
    methanol 6801.58
    isopropanol 2900.07
    water 16.87
    ethyl acetate 511.28
    n-propanol 2601.69
    acetone 2103.12
    n-butanol 2098.02
    acetonitrile 1042.96
    DMF 2557.88
    toluene 125.92
    isobutanol 1567.15
    1,4-dioxane 1243.84
    methyl acetate 567.91
    THF 1886.68
    2-butanone 813.16
    n-pentanol 952.78
    sec-butanol 1511.22
    n-hexane 103.55
    ethylene glycol 1376.39
    NMP 1332.21
    cyclohexane 122.99
    DMSO 3494.24
    n-butyl acetate 447.37
    n-octanol 299.68
    chloroform 1227.32
    n-propyl acetate 347.75
    acetic acid 2369.89
    dichloromethane 1038.65
    cyclohexanone 1220.88
    propylene glycol 1543.89
    isopropyl acetate 268.0
    DMAc 886.87
    2-ethoxyethanol 972.35
    isopentanol 1204.59
    n-heptane 60.37
    ethyl formate 580.22
    1,2-dichloroethane 643.79
    n-hexanol 888.47
    2-methoxyethanol 2479.9
    isobutyl acetate 220.02
    tetrachloromethane 232.08
    n-pentyl acetate 238.83
    transcutol 1908.5
    n-heptanol 288.25
    ethylbenzene 90.78
    MIBK 310.45
    2-propoxyethanol 1059.06
    tert-butanol 2266.72
    MTBE 643.55
    2-butoxyethanol 479.04
    propionic acid 1479.66
    o-xylene 109.81
    formic acid 1068.05
    diethyl ether 526.61
    m-xylene 113.62
    p-xylene 130.12
    chlorobenzene 286.27
    dimethyl carbonate 144.54
    n-octane 17.27
    formamide 1037.24
    cyclopentanone 1415.96
    2-pentanone 643.44
    anisole 258.77
    cyclopentyl methyl ether 628.29
    gamma-butyrolactone 1392.3
    1-methoxy-2-propanol 1437.6
    pyridine 779.89
    3-pentanone 336.45
    furfural 1050.94
    n-dodecane 13.41
    diethylene glycol 1038.97
    diisopropyl ether 114.2
    tert-amyl alcohol 1208.13
    acetylacetone 554.55
    n-hexadecane 14.92
    acetophenone 262.49
    methyl propionate 400.44
    isopentyl acetate 368.97
    trichloroethylene 1145.82
    n-nonanol 228.72
    cyclohexanol 1108.25
    benzyl alcohol 351.23
    2-ethylhexanol 365.58
    isooctanol 213.75
    dipropyl ether 308.51
    1,2-dichlorobenzene 266.64
    ethyl lactate 233.06
    propylene carbonate 615.75
    n-methylformamide 1569.48
    2-pentanol 900.23
    n-pentane 89.69
    1-propoxy-2-propanol 729.36
    1-methoxy-2-propyl acetate 341.19
    2-(2-methoxypropoxy) propanol 381.82
    mesitylene 80.06
    ε-caprolactone 825.6
    p-cymene 84.37
    epichlorohydrin 1097.3
    1,1,1-trichloroethane 581.46
    2-aminoethanol 2209.81
    morpholine-4-carbaldehyde 1080.74
    sulfolane 1710.38
    2,2,4-trimethylpentane 36.79
    2-methyltetrahydrofuran 1155.32
    n-hexyl acetate 368.55
    isooctane 31.26
    2-(2-butoxyethoxy)ethanol 589.07
    sec-butyl acetate 187.66
    tert-butyl acetate 302.69
    decalin 45.17
    glycerin 1488.36
    diglyme 955.0
    acrylic acid 1204.08
    isopropyl myristate 117.81
    n-butyric acid 1686.06
    acetyl acetate 263.41
    di(2-ethylhexyl) phthalate 146.88
    ethyl propionate 238.92
    nitromethane 1927.42
    1,2-diethoxyethane 387.94
    benzonitrile 457.6
    trioctyl phosphate 124.68
    1-bromopropane 404.99
    gamma-valerolactone 1405.26
    n-decanol 157.01
    triethyl phosphate 120.09
    4-methyl-2-pentanol 349.6
    propionitrile 857.88
    vinylene carbonate 552.15
    1,1,2-trichlorotrifluoroethane 1075.26
    DMS 220.57
    cumene 76.8
    2-octanol 187.83
    2-hexanone 431.49
    octyl acetate 164.98
    limonene 153.13
    1,2-dimethoxyethane 1152.83
    ethyl orthosilicate 120.89
    tributyl phosphate 146.2
    diacetone alcohol 569.46
    N,N-dimethylaniline 173.18
    acrylonitrile 996.17
    aniline 422.25
    1,3-propanediol 2137.07
    bromobenzene 227.89
    dibromomethane 696.79
    1,1,2,2-tetrachloroethane 1018.36
    2-methyl-cyclohexyl acetate 212.18
    tetrabutyl urea 191.54
    diisobutyl methanol 182.98
    2-phenylethanol 316.74
    styrene 126.87
    dioctyl adipate 202.92
    dimethyl sulfate 300.76
    ethyl butyrate 264.4
    methyl lactate 369.26
    butyl lactate 282.25
    diethyl carbonate 163.5
    propanediol butyl ether 648.67
    triethyl orthoformate 183.78
    p-tert-butyltoluene 82.49
    methyl 4-tert-butylbenzoate 245.76
    morpholine 1863.39
    tert-butylamine 1209.56
    n-dodecanol 111.61
    dimethoxymethane 682.05
    ethylene carbonate 449.16
    cyrene 331.05
    2-ethoxyethyl acetate 285.47
    2-ethylhexyl acetate 245.14
    1,2,4-trichlorobenzene 316.08
    4-methylpyridine 650.18
    dibutyl ether 228.98
    2,6-dimethyl-4-heptanol 182.98
    DEF 703.71
    dimethyl isosorbide 476.59
    tetrachloroethylene 732.5
    eugenol 285.33
    triacetin 313.64
    span 80 411.43
    1,4-butanediol 761.75
    1,1-dichloroethane 723.32
    2-methyl-1-pentanol 582.53
    methyl formate 816.63
    2-methyl-1-butanol 1056.42
    n-decane 24.31
    butyronitrile 960.87
    3,7-dimethyl-1-octanol 262.62
    1-chlorooctane 119.13
    1-chlorotetradecane 40.25
    n-nonane 25.91
    undecane 17.13
    tert-butylcyclohexane 45.41
    cyclooctane 29.52
    cyclopentanol 1568.07
    tetrahydropyran 1322.97
    tert-amyl methyl ether 365.17
    2,5,8-trioxanonane 612.23
    1-hexene 335.42
    2-isopropoxyethanol 524.29
    2,2,2-trifluoroethanol 519.36
    methyl butyrate 428.82

    Scent© AI

1 of 4
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