6-Hexyl-3,4-dihydro-2H-pyran-2-one

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  • Identifiers

    CAS number
    18498-32-3

    Molecular formula
    C11H18O2

    SMILES
    CCCCCCC1=CCCC(=O)O1

  • Odor profile

    Fragrance
    Fruity 74.66%
    Fatty 66.69%
    Coconut 65.42%
    Lactonic 60.86%
    Peach 59.41%
    Creamy 58.35%
    Dairy 57.71%
    Buttery 55.68%
    Milky 53.01%
    Waxy 48.14%

     

    Flavor
    Coconut 64.09%
    Fatty 63.1%
    Creamy 60.32%
    Fruity 58.11%
    Waxy 57.02%
    Peach 56.66%
    Sweet 51.69%
    Oily 51.31%
    Fresh 42.99%
    Dairy 40.88%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    3.3

    pKa est.
    8.46 (weak base)

    Molecular weight
    182.26 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very slow

    Boiling point est.
    262°C

    Flash point

    • 113.21 ˚C est.

  • Synonyms

    • 6-Hexyl-3,4-dihydro-2H-pyran-2-one
    • 18498-32-3
    • 6-hexyl-3,4-dihydropyran-2-one
    • EINECS 242-384-4
    • DTXSID30171691
    • DTXCID2094182
    • JSMWNZYOWCIYJK-UHFFFAOYSA-N
    • NS00026066
    • 242-384-4

  • Applications

    6-Hexyl-3,4-dihydro-2H-pyran-2-one (CAS 18498-32-3) is used as a fragrance and flavor ingredient; in perfumery it serves as an odorant contributing fruity and creamy notes and is commonly evaluated for inclusion in cosmetics and personal care products as a fragrance component; in flavor applications it can augment aroma profiles in food and beverage formulations; in household and cleaning products it provides a discernible fragrance in cleaners, detergents, and air fresheners; industrially, it is used as an intermediate in the synthesis of related fragrance and flavor compounds or as a specialty additive in scent-focused formulations subject to local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 2251.63
    methanol 2323.92
    isopropanol 1609.24
    water 0.06
    ethyl acetate 2144.04
    n-propanol 1554.72
    acetone 4467.76
    n-butanol 1384.86
    acetonitrile 2164.61
    DMF 4127.65
    toluene 959.57
    isobutanol 1097.24
    1,4-dioxane 2218.73
    methyl acetate 1570.47
    THF 3332.5
    2-butanone 2415.16
    n-pentanol 956.84
    sec-butanol 1214.83
    n-hexane 190.36
    ethylene glycol 243.24
    NMP 2429.5
    cyclohexane 192.33
    DMSO 5402.78
    n-butyl acetate 1526.44
    n-octanol 337.65
    chloroform 4136.46
    n-propyl acetate 1145.75
    acetic acid 1507.66
    dichloromethane 4080.88
    cyclohexanone 2835.22
    propylene glycol 431.85
    isopropyl acetate 1286.4
    DMAc 2139.55
    2-ethoxyethanol 1089.6
    isopentanol 1242.15
    n-heptane 47.26
    ethyl formate 919.51
    1,2-dichloroethane 2891.47
    n-hexanol 909.89
    2-methoxyethanol 1962.23
    isobutyl acetate 717.54
    tetrachloromethane 348.05
    n-pentyl acetate 764.42
    transcutol 6613.53
    n-heptanol 290.7
    ethylbenzene 409.97
    MIBK 1079.61
    2-propoxyethanol 1415.39
    tert-butanol 1664.31
    MTBE 1839.58
    2-butoxyethanol 660.61
    propionic acid 1158.86
    o-xylene 430.56
    formic acid 314.52
    diethyl ether 2109.64
    m-xylene 578.28
    p-xylene 469.01
    chlorobenzene 1250.24
    dimethyl carbonate 498.46
    n-octane 21.16
    formamide 589.95
    cyclopentanone 3012.76
    2-pentanone 2237.14
    anisole 901.28
    cyclopentyl methyl ether 1691.93
    gamma-butyrolactone 2733.22
    1-methoxy-2-propanol 1649.33
    pyridine 2549.11
    3-pentanone 1303.1
    furfural 1880.82
    n-dodecane 19.54
    diethylene glycol 849.87
    diisopropyl ether 476.3
    tert-amyl alcohol 1251.19
    acetylacetone 2099.32
    n-hexadecane 24.05
    acetophenone 784.32
    methyl propionate 1548.83
    isopentyl acetate 1249.46
    trichloroethylene 4579.69
    n-nonanol 287.52
    cyclohexanol 1163.14
    benzyl alcohol 723.56
    2-ethylhexanol 494.31
    isooctanol 259.18
    dipropyl ether 627.48
    1,2-dichlorobenzene 1008.21
    ethyl lactate 357.28
    propylene carbonate 1209.6
    n-methylformamide 1548.75
    2-pentanol 932.03
    n-pentane 117.81
    1-propoxy-2-propanol 1027.99
    1-methoxy-2-propyl acetate 1170.95
    2-(2-methoxypropoxy) propanol 830.21
    mesitylene 318.55
    ε-caprolactone 1964.51
    p-cymene 192.71
    epichlorohydrin 3112.97
    1,1,1-trichloroethane 2022.86
    2-aminoethanol 650.44
    morpholine-4-carbaldehyde 1977.35
    sulfolane 3210.87
    2,2,4-trimethylpentane 63.07
    2-methyltetrahydrofuran 2539.34
    n-hexyl acetate 1081.31
    isooctane 57.23
    2-(2-butoxyethoxy)ethanol 1266.63
    sec-butyl acetate 773.84
    tert-butyl acetate 1224.45
    decalin 111.31
    glycerin 519.52
    diglyme 2080.65
    acrylic acid 895.98
    isopropyl myristate 330.82
    n-butyric acid 1765.68
    acetyl acetate 1036.67
    di(2-ethylhexyl) phthalate 333.44
    ethyl propionate 903.47
    nitromethane 2699.66
    1,2-diethoxyethane 1743.86
    benzonitrile 1109.58
    trioctyl phosphate 212.3
    1-bromopropane 1817.56
    gamma-valerolactone 2814.58
    n-decanol 206.57
    triethyl phosphate 262.49
    4-methyl-2-pentanol 478.08
    propionitrile 1339.61
    vinylene carbonate 1071.89
    1,1,2-trichlorotrifluoroethane 1781.01
    DMS 813.11
    cumene 256.64
    2-octanol 230.06
    2-hexanone 1298.46
    octyl acetate 430.36
    limonene 323.94
    1,2-dimethoxyethane 1954.95
    ethyl orthosilicate 265.58
    tributyl phosphate 323.99
    diacetone alcohol 1163.59
    N,N-dimethylaniline 517.91
    acrylonitrile 1711.99
    aniline 1222.07
    1,3-propanediol 943.06
    bromobenzene 1482.09
    dibromomethane 2770.06
    1,1,2,2-tetrachloroethane 3717.88
    2-methyl-cyclohexyl acetate 525.18
    tetrabutyl urea 411.17
    diisobutyl methanol 252.52
    2-phenylethanol 671.47
    styrene 658.39
    dioctyl adipate 509.1
    dimethyl sulfate 826.83
    ethyl butyrate 717.15
    methyl lactate 535.7
    butyl lactate 564.25
    diethyl carbonate 439.76
    propanediol butyl ether 779.49
    triethyl orthoformate 429.85
    p-tert-butyltoluene 193.49
    methyl 4-tert-butylbenzoate 563.68
    morpholine 3095.85
    tert-butylamine 981.42
    n-dodecanol 151.33
    dimethoxymethane 1746.71
    ethylene carbonate 910.07
    cyrene 538.67
    2-ethoxyethyl acetate 1123.51
    2-ethylhexyl acetate 887.16
    1,2,4-trichlorobenzene 1220.82
    4-methylpyridine 2561.14
    dibutyl ether 688.08
    2,6-dimethyl-4-heptanol 252.52
    DEF 2079.41
    dimethyl isosorbide 1098.4
    tetrachloroethylene 1881.19
    eugenol 602.63
    triacetin 865.66
    span 80 676.77
    1,4-butanediol 360.24
    1,1-dichloroethane 2834.52
    2-methyl-1-pentanol 843.04
    methyl formate 865.86
    2-methyl-1-butanol 1071.8
    n-decane 34.69
    butyronitrile 1657.87
    3,7-dimethyl-1-octanol 409.39
    1-chlorooctane 255.19
    1-chlorotetradecane 90.65
    n-nonane 33.47
    undecane 25.07
    tert-butylcyclohexane 103.48
    cyclooctane 52.27
    cyclopentanol 1164.84
    tetrahydropyran 2851.18
    tert-amyl methyl ether 1063.42
    2,5,8-trioxanonane 1300.28
    1-hexene 854.95
    2-isopropoxyethanol 831.76
    2,2,2-trifluoroethanol 306.74
    methyl butyrate 1321.15

    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