[(E)-hex-2-en-4-ynyl]benzene

  • Identifiers

    Molecular formula
    C12H12

    SMILES
    CC#C/C=C/CC1=CC=CC=C1

  • Odor profile

    Fragrance
    Green 60.55%
    Sweet 49.99%
    Floral 46.46%
    Spicy 45.85%
    Herbal 35.2%
    Cinnamon 32.51%
    Balsamic 31.34%
    Leafy 30.89%
    Metallic 29.17%
    Fresh 28.44%

     

    Flavor
    Balsam 24.02%
    Nitrile 22.96%
    Oriental 21.72%
    Low 19.18%
    Styrene 19.17%
    Diterpene 19.11%
    Gooseberry 19.08%
    Cinnamon 19.08%
    Red hots 18.75%
    Creosote 18.62%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    3.6

    pKa est.
    6.87 (neutral)

    Molecular weight
    156.22 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    245°C

    Flash point

    • 110.02 ˚C est.

  • Applications

    [(E)-hex-2-en-4-ynyl]benzene is primarily used as an organic synthesis intermediate and building block for functional materials. In industrial manufacturing, it often serves as a precursor to conjugated aryl-alkynyl compounds that enable further functionalization in chemical production. In polymer and plastics chemistry, it can be used as a monomer or comonomer fragment to design conjugated or optically active polymers. In electronics, it is being explored as a π-conjugated linker for organic semiconductors and related optoelectronic materials. In coatings and inks, it can serve as a reactive aryl-alkynyl component for UV-curable formulations or specialty inks. Other applications depend on formulation needs and regulatory constraints, and it is commonly evaluated in R&D and process development contexts.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 350.54
    methanol 346.91
    isopropanol 196.45
    water 0.12
    ethyl acetate 1276.05
    n-propanol 301.91
    acetone 1096.11
    n-butanol 294.95
    acetonitrile 749.31
    DMF 745.57
    toluene 672.83
    isobutanol 193.45
    1,4-dioxane 1888.66
    methyl acetate 930.6
    THF 1362.71
    2-butanone 911.82
    n-pentanol 266.82
    sec-butanol 227.85
    n-hexane 287.05
    ethylene glycol 95.19
    NMP 582.24
    cyclohexane 315.17
    DMSO 1212.43
    n-butyl acetate 868.28
    n-octanol 123.16
    chloroform 1993.93
    n-propyl acetate 641.78
    acetic acid 373.58
    dichloromethane 2092.5
    cyclohexanone 970.15
    propylene glycol 129.16
    isopropyl acetate 603.31
    DMAc 704.94
    2-ethoxyethanol 451.76
    isopentanol 253.01
    n-heptane 168.32
    ethyl formate 345.25
    1,2-dichloroethane 1715.99
    n-hexanol 367.37
    2-methoxyethanol 606.2
    isobutyl acetate 411.64
    tetrachloromethane 314.0
    n-pentyl acetate 298.72
    transcutol 2447.67
    n-heptanol 117.43
    ethylbenzene 288.4
    MIBK 453.77
    2-propoxyethanol 618.8
    tert-butanol 305.59
    MTBE 680.76
    2-butoxyethanol 244.06
    propionic acid 330.81
    o-xylene 247.34
    formic acid 101.2
    diethyl ether 1530.47
    m-xylene 295.23
    p-xylene 280.83
    chlorobenzene 627.88
    dimethyl carbonate 391.53
    n-octane 47.34
    formamide 194.47
    cyclopentanone 947.66
    2-pentanone 779.74
    anisole 644.02
    cyclopentyl methyl ether 818.52
    gamma-butyrolactone 879.46
    1-methoxy-2-propanol 429.84
    pyridine 1314.09
    3-pentanone 807.52
    furfural 798.67
    n-dodecane 30.73
    diethylene glycol 378.62
    diisopropyl ether 384.5
    tert-amyl alcohol 282.06
    acetylacetone 986.48
    n-hexadecane 36.65
    acetophenone 448.61
    methyl propionate 822.96
    isopentyl acetate 640.67
    trichloroethylene 2337.96
    n-nonanol 122.61
    cyclohexanol 274.6
    benzyl alcohol 268.78
    2-ethylhexanol 295.68
    isooctanol 110.91
    dipropyl ether 822.28
    1,2-dichlorobenzene 532.38
    ethyl lactate 195.72
    propylene carbonate 485.57
    n-methylformamide 319.12
    2-pentanol 228.05
    n-pentane 157.51
    1-propoxy-2-propanol 472.85
    1-methoxy-2-propyl acetate 682.0
    2-(2-methoxypropoxy) propanol 395.93
    mesitylene 195.79
    ε-caprolactone 735.12
    p-cymene 152.59
    epichlorohydrin 1356.75
    1,1,1-trichloroethane 1281.46
    2-aminoethanol 155.12
    morpholine-4-carbaldehyde 912.28
    sulfolane 987.49
    2,2,4-trimethylpentane 72.89
    2-methyltetrahydrofuran 1031.58
    n-hexyl acetate 414.21
    isooctane 65.0
    2-(2-butoxyethoxy)ethanol 491.96
    sec-butyl acetate 458.82
    tert-butyl acetate 661.01
    decalin 142.26
    glycerin 180.14
    diglyme 1115.67
    acrylic acid 294.36
    isopropyl myristate 204.44
    n-butyric acid 454.48
    acetyl acetate 719.83
    di(2-ethylhexyl) phthalate 154.96
    ethyl propionate 625.39
    nitromethane 1038.87
    1,2-diethoxyethane 1261.37
    benzonitrile 373.27
    trioctyl phosphate 104.36
    1-bromopropane 988.62
    gamma-valerolactone 1104.09
    n-decanol 100.66
    triethyl phosphate 247.09
    4-methyl-2-pentanol 158.97
    propionitrile 551.79
    vinylene carbonate 486.12
    1,1,2-trichlorotrifluoroethane 820.8
    DMS 545.56
    cumene 166.93
    2-octanol 78.22
    2-hexanone 603.79
    octyl acetate 215.96
    limonene 256.8
    1,2-dimethoxyethane 1007.98
    ethyl orthosilicate 256.3
    tributyl phosphate 162.14
    diacetone alcohol 435.41
    N,N-dimethylaniline 346.76
    acrylonitrile 582.77
    aniline 425.94
    1,3-propanediol 215.3
    bromobenzene 791.18
    dibromomethane 1448.74
    1,1,2,2-tetrachloroethane 1817.83
    2-methyl-cyclohexyl acetate 379.22
    tetrabutyl urea 198.3
    diisobutyl methanol 189.77
    2-phenylethanol 312.25
    styrene 443.57
    dioctyl adipate 285.75
    dimethyl sulfate 546.35
    ethyl butyrate 655.56
    methyl lactate 226.14
    butyl lactate 191.2
    diethyl carbonate 414.7
    propanediol butyl ether 207.75
    triethyl orthoformate 420.64
    p-tert-butyltoluene 146.62
    methyl 4-tert-butylbenzoate 299.4
    morpholine 1482.26
    tert-butylamine 244.05
    n-dodecanol 88.94
    dimethoxymethane 848.52
    ethylene carbonate 429.77
    cyrene 287.44
    2-ethoxyethyl acetate 550.79
    2-ethylhexyl acetate 566.37
    1,2,4-trichlorobenzene 630.9
    4-methylpyridine 920.89
    dibutyl ether 481.65
    2,6-dimethyl-4-heptanol 189.77
    DEF 807.32
    dimethyl isosorbide 659.12
    tetrachloroethylene 1148.28
    eugenol 294.88
    triacetin 476.55
    span 80 292.62
    1,4-butanediol 97.5
    1,1-dichloroethane 1133.23
    2-methyl-1-pentanol 262.65
    methyl formate 277.89
    2-methyl-1-butanol 243.0
    n-decane 51.21
    butyronitrile 484.38
    3,7-dimethyl-1-octanol 187.94
    1-chlorooctane 181.75
    1-chlorotetradecane 83.89
    n-nonane 56.34
    undecane 37.77
    tert-butylcyclohexane 122.58
    cyclooctane 132.44
    cyclopentanol 205.19
    tetrahydropyran 1455.72
    tert-amyl methyl ether 523.74
    2,5,8-trioxanonane 753.4
    1-hexene 603.89
    2-isopropoxyethanol 342.19
    2,2,2-trifluoroethanol 116.13
    methyl butyrate 658.28

    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