6-Methylhepta-3,5-dien-2-one

  • Identifiers

    Molecular formula
    C8H12O

    SMILES
    CC(=CC=CC(=O)C)C

  • Odor profile

    Fragrance
    Sweet 77.12%
    Green 74.61%
    Spicy 68.31%
    Herbal 67.56%
    Woody 62.75%
    Fruity 59.31%
    Nutty 55.64%
    Earthy 46.99%
    Vegetable 45.54%
    Cinnamon 41.98%

     

    Flavor
    Sweet 59.55%
    Green 38.59%
    Spicy 36.81%
    Fruity 35.85%
    Pungent 34.11%
    Nutty 33.14%
    Dry 32.08%
    Citrus 29.95%
    Floral 29.45%
    Phenolic 28.43%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.0

    pKa est.
    9.05 (weak base)

    Molecular weight
    124.18 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately fast

    Boiling point est.
    194°C

    Flash point

    • 62.09 ˚C est.

  • Synonyms

    • 6-Methyl-3,5-heptadienon
    • DTXSID7051761
    • DTXCID6030316
    • 6-methyl-hept-3,5-diene-2-one
    • RAA64704
    • NS00012898
  • Applications

    The compound 6-Methylhepta-3,5-dien-2-one (CAS number: ) is primarily used as an odorant in perfumery, where it contributes distinctive green and fresh notes; it may be employed as a fragrance ingredient in cosmetics and personal care formulations; it can serve as an odorant additive in household products such as cleaners and air fresheners; and, as an intermediate in organic synthesis, it is used in the preparation of related fragrance chemicals and other specialty intermediates in industrial manufacturing.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 353.38
    methanol 323.34
    isopropanol 276.45
    water 4.69
    ethyl acetate 231.31
    n-propanol 243.72
    acetone 282.55
    n-butanol 249.54
    acetonitrile 260.07
    DMF 320.72
    toluene 102.16
    isobutanol 176.14
    1,4-dioxane 563.7
    methyl acetate 219.84
    THF 720.84
    2-butanone 202.24
    n-pentanol 166.74
    sec-butanol 227.72
    n-hexane 95.17
    ethylene glycol 93.33
    NMP 408.34
    cyclohexane 115.29
    DMSO 231.55
    n-butyl acetate 192.91
    n-octanol 187.48
    chloroform 636.94
    n-propyl acetate 131.04
    acetic acid 328.84
    dichloromethane 435.08
    cyclohexanone 324.05
    propylene glycol 158.29
    isopropyl acetate 143.74
    DMAc 319.78
    2-ethoxyethanol 195.15
    isopentanol 189.91
    n-heptane 94.28
    ethyl formate 148.48
    1,2-dichloroethane 198.6
    n-hexanol 275.8
    2-methoxyethanol 342.97
    isobutyl acetate 94.53
    tetrachloromethane 119.32
    n-pentyl acetate 128.63
    transcutol 697.46
    n-heptanol 138.64
    ethylbenzene 81.68
    MIBK 121.09
    2-propoxyethanol 341.74
    tert-butanol 348.62
    MTBE 229.63
    2-butoxyethanol 199.02
    propionic acid 241.25
    o-xylene 89.13
    formic acid 104.33
    diethyl ether 221.15
    m-xylene 85.25
    p-xylene 102.63
    chlorobenzene 129.88
    dimethyl carbonate 90.67
    n-octane 32.23
    formamide 125.05
    cyclopentanone 366.62
    2-pentanone 178.46
    anisole 170.92
    cyclopentyl methyl ether 294.65
    gamma-butyrolactone 413.92
    1-methoxy-2-propanol 277.55
    pyridine 242.07
    3-pentanone 141.86
    furfural 305.0
    n-dodecane 28.82
    diethylene glycol 239.8
    diisopropyl ether 85.47
    tert-amyl alcohol 274.54
    acetylacetone 206.39
    n-hexadecane 30.8
    acetophenone 142.68
    methyl propionate 178.81
    isopentyl acetate 168.78
    trichloroethylene 364.18
    n-nonanol 160.24
    cyclohexanol 247.21
    benzyl alcohol 122.8
    2-ethylhexanol 180.61
    isooctanol 107.23
    dipropyl ether 206.3
    1,2-dichlorobenzene 129.27
    ethyl lactate 96.19
    propylene carbonate 272.16
    n-methylformamide 160.43
    2-pentanol 176.54
    n-pentane 84.57
    1-propoxy-2-propanol 269.81
    1-methoxy-2-propyl acetate 204.44
    2-(2-methoxypropoxy) propanol 235.57
    mesitylene 61.19
    ε-caprolactone 307.14
    p-cymene 84.28
    epichlorohydrin 341.75
    1,1,1-trichloroethane 260.21
    2-aminoethanol 186.78
    morpholine-4-carbaldehyde 443.24
    sulfolane 373.82
    2,2,4-trimethylpentane 38.86
    2-methyltetrahydrofuran 477.04
    n-hexyl acetate 239.5
    isooctane 27.72
    2-(2-butoxyethoxy)ethanol 307.32
    sec-butyl acetate 102.74
    tert-butyl acetate 165.23
    decalin 56.81
    glycerin 174.5
    diglyme 425.0
    acrylic acid 200.72
    isopropyl myristate 113.32
    n-butyric acid 284.95
    acetyl acetate 171.12
    di(2-ethylhexyl) phthalate 105.97
    ethyl propionate 136.38
    nitromethane 328.74
    1,2-diethoxyethane 234.04
    benzonitrile 152.73
    trioctyl phosphate 83.63
    1-bromopropane 165.0
    gamma-valerolactone 439.56
    n-decanol 120.72
    triethyl phosphate 103.42
    4-methyl-2-pentanol 106.49
    propionitrile 179.1
    vinylene carbonate 221.47
    1,1,2-trichlorotrifluoroethane 299.94
    DMS 171.22
    cumene 67.26
    2-octanol 108.19
    2-hexanone 138.56
    octyl acetate 148.75
    limonene 139.02
    1,2-dimethoxyethane 335.12
    ethyl orthosilicate 97.75
    tributyl phosphate 98.33
    diacetone alcohol 203.41
    N,N-dimethylaniline 132.4
    acrylonitrile 185.3
    aniline 140.17
    1,3-propanediol 214.46
    bromobenzene 121.26
    dibromomethane 298.63
    1,1,2,2-tetrachloroethane 334.96
    2-methyl-cyclohexyl acetate 162.12
    tetrabutyl urea 124.96
    diisobutyl methanol 102.36
    2-phenylethanol 155.09
    styrene 92.9
    dioctyl adipate 167.08
    dimethyl sulfate 118.33
    ethyl butyrate 162.69
    methyl lactate 128.2
    butyl lactate 123.51
    diethyl carbonate 131.34
    propanediol butyl ether 225.99
    triethyl orthoformate 135.23
    p-tert-butyltoluene 85.45
    methyl 4-tert-butylbenzoate 179.64
    morpholine 573.02
    tert-butylamine 255.07
    n-dodecanol 97.1
    dimethoxymethane 222.78
    ethylene carbonate 188.76
    cyrene 179.63
    2-ethoxyethyl acetate 168.7
    2-ethylhexyl acetate 141.59
    1,2,4-trichlorobenzene 163.62
    4-methylpyridine 227.35
    dibutyl ether 188.57
    2,6-dimethyl-4-heptanol 102.36
    DEF 219.21
    dimethyl isosorbide 354.75
    tetrachloroethylene 214.75
    eugenol 162.58
    triacetin 229.38
    span 80 257.35
    1,4-butanediol 88.62
    1,1-dichloroethane 249.67
    2-methyl-1-pentanol 137.35
    methyl formate 126.64
    2-methyl-1-butanol 180.59
    n-decane 46.28
    butyronitrile 213.28
    3,7-dimethyl-1-octanol 158.5
    1-chlorooctane 113.61
    1-chlorotetradecane 54.22
    n-nonane 46.47
    undecane 35.28
    tert-butylcyclohexane 53.84
    cyclooctane 45.89
    cyclopentanol 265.82
    tetrahydropyran 470.22
    tert-amyl methyl ether 187.97
    2,5,8-trioxanonane 330.69
    1-hexene 157.89
    2-isopropoxyethanol 147.49
    2,2,2-trifluoroethanol 127.51
    methyl butyrate 163.51

    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