(2Z,4E)-3,7-Dimethyl-2,4,6-octatrien-1-ol

Overview IFRA Request a quote

  • Identifiers

    CAS number
    50656-63-8

    Molecular formula
    C10H16O

    SMILES
    CC(=C/C=C/C(=C\CO)/C)C

    Safety labels

  • Odor profile

    Fragrance
    Sweet 80.03%
    Floral 77.28%
    Citrus 62.13%
    Fresh 55.93%
    Fruity 53.04%
    Herbal 52.3%
    Rose 50.15%
    Lemon 49.24%
    Green 48.0%
    Tropical 44.73%

     

    Flavor
    Sweet 69.52%
    Citrus 52.28%
    Green 46.86%
    Herbal 42.68%
    Spicy 39.59%
    Balsam 32.21%
    Floral 31.85%
    Herb 31.26%
    Lemon 30.57%
    Lavender 28.73%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    3.0

    pKa est.
    9.89 (weak base)

    Molecular weight
    152.23 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    238°C

    Flash point

    • 108.09 ˚C est.

  • Synonyms

    • (2Z,4E)-3,7-Dimethyl-2,4,6-octatrien-1-ol
    • 50656-63-8
    • DB-257638
    • 50656-63-8

  • Applications

    The chemical (2Z,4E)-3,7-Dimethyl-2,4,6-octatrien-1-ol (CAS 50656-63-8) finds practical use as an aroma- and fragrance-related ingredient; in perfumery and cosmetics as a fragrance component; in food processing as a flavor/aroma compound under regulatory allowances; as an intermediate or building block in industrial fragrance synthesis; as a fragrance additive in coatings and inks and in household products; and as a precursor for derivatives used in polymers/plastics or cosmetic fragrance esters, with use subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1586.29
    methanol 1100.23
    isopropanol 1170.54
    water 2.21
    ethyl acetate 450.98
    n-propanol 1107.33
    acetone 520.36
    n-butanol 1132.33
    acetonitrile 482.28
    DMF 455.89
    toluene 150.77
    isobutanol 637.94
    1,4-dioxane 1119.39
    methyl acetate 362.15
    THF 1263.82
    2-butanone 439.96
    n-pentanol 558.6
    sec-butanol 818.04
    n-hexane 179.9
    ethylene glycol 179.69
    NMP 288.04
    cyclohexane 215.99
    DMSO 448.23
    n-butyl acetate 377.97
    n-octanol 235.98
    chloroform 716.1
    n-propyl acetate 244.69
    acetic acid 597.94
    dichloromethane 437.48
    cyclohexanone 476.18
    propylene glycol 447.74
    isopropyl acetate 213.71
    DMAc 314.67
    2-ethoxyethanol 555.22
    isopentanol 664.2
    n-heptane 165.22
    ethyl formate 252.77
    1,2-dichloroethane 282.48
    n-hexanol 855.04
    2-methoxyethanol 1014.92
    isobutyl acetate 153.74
    tetrachloromethane 151.87
    n-pentyl acetate 159.58
    transcutol 1132.88
    n-heptanol 290.98
    ethylbenzene 82.38
    MIBK 195.33
    2-propoxyethanol 778.8
    tert-butanol 1184.47
    MTBE 630.07
    2-butoxyethanol 377.45
    propionic acid 412.17
    o-xylene 93.28
    formic acid 159.6
    diethyl ether 781.21
    m-xylene 115.28
    p-xylene 106.55
    chlorobenzene 152.95
    dimethyl carbonate 76.64
    n-octane 36.8
    formamide 184.96
    cyclopentanone 441.88
    2-pentanone 393.67
    anisole 189.19
    cyclopentyl methyl ether 482.62
    gamma-butyrolactone 413.42
    1-methoxy-2-propanol 703.3
    pyridine 441.56
    3-pentanone 238.49
    furfural 344.49
    n-dodecane 21.75
    diethylene glycol 433.77
    diisopropyl ether 166.05
    tert-amyl alcohol 768.72
    acetylacetone 223.9
    n-hexadecane 23.62
    acetophenone 133.69
    methyl propionate 262.15
    isopentyl acetate 283.17
    trichloroethylene 476.97
    n-nonanol 199.95
    cyclohexanol 596.63
    benzyl alcohol 172.06
    2-ethylhexanol 376.8
    isooctanol 197.51
    dipropyl ether 510.3
    1,2-dichlorobenzene 118.53
    ethyl lactate 130.81
    propylene carbonate 245.4
    n-methylformamide 267.62
    2-pentanol 663.69
    n-pentane 204.68
    1-propoxy-2-propanol 589.79
    1-methoxy-2-propyl acetate 269.45
    2-(2-methoxypropoxy) propanol 252.55
    mesitylene 73.03
    ε-caprolactone 372.15
    p-cymene 83.28
    epichlorohydrin 491.29
    1,1,1-trichloroethane 323.63
    2-aminoethanol 487.95
    morpholine-4-carbaldehyde 442.0
    sulfolane 342.8
    2,2,4-trimethylpentane 58.52
    2-methyltetrahydrofuran 859.6
    n-hexyl acetate 244.19
    isooctane 48.39
    2-(2-butoxyethoxy)ethanol 407.46
    sec-butyl acetate 156.0
    tert-butyl acetate 218.73
    decalin 55.22
    glycerin 365.31
    diglyme 632.03
    acrylic acid 255.06
    isopropyl myristate 97.31
    n-butyric acid 649.26
    acetyl acetate 172.06
    di(2-ethylhexyl) phthalate 93.32
    ethyl propionate 190.56
    nitromethane 444.47
    1,2-diethoxyethane 413.77
    benzonitrile 182.89
    trioctyl phosphate 73.43
    1-bromopropane 320.27
    gamma-valerolactone 574.16
    n-decanol 144.21
    triethyl phosphate 104.31
    4-methyl-2-pentanol 267.37
    propionitrile 423.55
    vinylene carbonate 208.77
    1,1,2-trichlorotrifluoroethane 394.09
    DMS 118.61
    cumene 66.56
    2-octanol 164.44
    2-hexanone 274.76
    octyl acetate 129.3
    limonene 159.85
    1,2-dimethoxyethane 708.61
    ethyl orthosilicate 115.94
    tributyl phosphate 88.37
    diacetone alcohol 300.15
    N,N-dimethylaniline 125.12
    acrylonitrile 309.28
    aniline 263.89
    1,3-propanediol 691.06
    bromobenzene 132.73
    dibromomethane 374.49
    1,1,2,2-tetrachloroethane 453.39
    2-methyl-cyclohexyl acetate 177.94
    tetrabutyl urea 105.1
    diisobutyl methanol 179.95
    2-phenylethanol 211.04
    styrene 101.17
    dioctyl adipate 133.61
    dimethyl sulfate 87.26
    ethyl butyrate 261.58
    methyl lactate 151.2
    butyl lactate 149.59
    diethyl carbonate 153.86
    propanediol butyl ether 312.63
    triethyl orthoformate 197.41
    p-tert-butyltoluene 87.88
    methyl 4-tert-butylbenzoate 151.17
    morpholine 1388.67
    tert-butylamine 826.85
    n-dodecanol 107.94
    dimethoxymethane 377.18
    ethylene carbonate 203.59
    cyrene 174.07
    2-ethoxyethyl acetate 191.12
    2-ethylhexyl acetate 225.22
    1,2,4-trichlorobenzene 140.37
    4-methylpyridine 347.9
    dibutyl ether 258.48
    2,6-dimethyl-4-heptanol 179.95
    DEF 324.51
    dimethyl isosorbide 328.78
    tetrachloroethylene 289.02
    eugenol 163.16
    triacetin 176.13
    span 80 280.61
    1,4-butanediol 216.4
    1,1-dichloroethane 378.34
    2-methyl-1-pentanol 338.54
    methyl formate 163.24
    2-methyl-1-butanol 581.4
    n-decane 41.44
    butyronitrile 564.27
    3,7-dimethyl-1-octanol 197.46
    1-chlorooctane 124.76
    1-chlorotetradecane 46.82
    n-nonane 45.24
    undecane 27.77
    tert-butylcyclohexane 58.06
    cyclooctane 62.78
    cyclopentanol 517.57
    tetrahydropyran 1270.04
    tert-amyl methyl ether 378.79
    2,5,8-trioxanonane 379.5
    1-hexene 413.53
    2-isopropoxyethanol 323.61
    2,2,2-trifluoroethanol 114.49
    methyl butyrate 258.85

    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