(2E,4E)-2,4-Nonadiene

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  • Identifiers

    CAS number
    56700-78-8

    Molecular formula
    C9H16

    SMILES
    CCCC/C=C/C=C/C

    Safety labels

  • Odor profile

    Fragrance
    Green 63.11%
    Herbal 48.56%
    Gassy 47.98%
    Citrus 44.23%
    Fresh 34.03%
    Fruity 32.3%
    Oily 32.15%
    Vegetable 30.84%
    Woody 29.84%
    Tropical 28.78%

     

    Flavor
    Citrus 33.08%
    Oriental 21.7%
    Pumpkin 21.12%
    Diterpene 20.01%
    Low 19.99%
    Honeydew 19.39%
    Opoponax 19.34%
    Biscuit 19.18%
    Terpentine 19.12%
    Nitrile 19.05%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    3.8

    pKa est.
    9.24 (weak base)

    Molecular weight
    124.22 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very fast

    Boiling point est.
    154°C

    Flash point

    • 37.32 ˚C est.

  • Synonyms

    • (2E,4E)-nona-2,4-diene
    • (2E,4E)-2,4-Nonadiene
    • RefChem:396676
    • 639-075-5
    • 2,4-Nonadiene, (E,E)-
    • FEMA No. 4292
    • 56700-78-8
    • 2,4-Nonadiene, (2E,4E)-
    • UNII-3057C0I0KT
    • 34266-16-5
    • 3057C0I0KT
    • SCHEMBL236279
    • SCHEMBL574186
    • SCHEMBL1677359
    • SCHEMBL19974242
    • HKEBYUNPANBGPL-WJDMQLPWSA-N
    • 2,4-NONADIENE, TRANS,TRANS-
    • AKOS006273261
    • Q27255910
    • 34266-16-5

  • Applications

    (2E,4E)-2,4-Nonadiene is primarily used as a chemical intermediate in organic synthesis, serving as a building block for the preparation of other conjugated dienes and cycloaddition products. In polymers and plastics, it can act as a monomer or comonomer to access specialty conjugated-diene-containing polymers and resins. In coatings and inks, it may function as a reactive diluent or crosslinking partner to enable curing and functionalization under appropriate processing conditions. In industrial manufacturing, it is evaluated as a processing aid or feedstock for the synthesis of higher-value chemicals, with handling and formulation governed by local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3356.98
    methanol 1689.87
    isopropanol 3602.79
    water 0.02
    ethyl acetate 5293.43
    n-propanol 3323.69
    acetone 5402.15
    n-butanol 4759.55
    acetonitrile 2430.15
    DMF 2287.62
    toluene 3585.14
    isobutanol 2753.92
    1,4-dioxane 6788.01
    methyl acetate 2924.51
    THF 11942.9
    2-butanone 4529.16
    n-pentanol 3086.06
    sec-butanol 3864.92
    n-hexane 8163.58
    ethylene glycol 178.26
    NMP 1732.45
    cyclohexane 8742.08
    DMSO 3609.89
    n-butyl acetate 10335.91
    n-octanol 1706.62
    chloroform 6876.23
    n-propyl acetate 3353.03
    acetic acid 1140.2
    dichloromethane 6996.53
    cyclohexanone 5490.9
    propylene glycol 428.16
    isopropyl acetate 3295.91
    DMAc 1456.87
    2-ethoxyethanol 1779.53
    isopentanol 4108.11
    n-heptane 8465.01
    ethyl formate 1524.62
    1,2-dichloroethane 5735.05
    n-hexanol 7310.86
    2-methoxyethanol 2564.22
    isobutyl acetate 1994.04
    tetrachloromethane 1978.56
    n-pentyl acetate 2618.42
    transcutol 6746.88
    n-heptanol 1855.39
    ethylbenzene 1662.52
    MIBK 3060.17
    2-propoxyethanol 4743.75
    tert-butanol 5338.22
    MTBE 8371.45
    2-butoxyethanol 1812.61
    propionic acid 1288.46
    o-xylene 1348.61
    formic acid 99.45
    diethyl ether 12068.78
    m-xylene 1880.82
    p-xylene 1653.64
    chlorobenzene 2384.87
    dimethyl carbonate 524.05
    n-octane 1577.56
    formamide 181.42
    cyclopentanone 4620.37
    2-pentanone 5506.72
    anisole 1801.12
    cyclopentyl methyl ether 6814.33
    gamma-butyrolactone 3002.98
    1-methoxy-2-propanol 2672.19
    pyridine 4825.54
    3-pentanone 3398.4
    furfural 1728.11
    n-dodecane 565.55
    diethylene glycol 1194.25
    diisopropyl ether 3672.29
    tert-amyl alcohol 4247.93
    acetylacetone 2875.52
    n-hexadecane 662.85
    acetophenone 1050.19
    methyl propionate 2547.67
    isopentyl acetate 6495.43
    trichloroethylene 6124.94
    n-nonanol 1481.75
    cyclohexanol 4087.95
    benzyl alcohol 941.19
    2-ethylhexanol 6092.63
    isooctanol 1481.03
    dipropyl ether 13492.65
    1,2-dichlorobenzene 1549.58
    ethyl lactate 535.63
    propylene carbonate 1756.78
    n-methylformamide 775.94
    2-pentanol 4347.02
    n-pentane 5881.27
    1-propoxy-2-propanol 5141.01
    1-methoxy-2-propyl acetate 3437.19
    2-(2-methoxypropoxy) propanol 1148.8
    mesitylene 1208.75
    ε-caprolactone 3750.33
    p-cymene 1658.66
    epichlorohydrin 4914.83
    1,1,1-trichloroethane 5928.41
    2-aminoethanol 519.87
    morpholine-4-carbaldehyde 1999.62
    sulfolane 3073.32
    2,2,4-trimethylpentane 1280.82
    2-methyltetrahydrofuran 10991.71
    n-hexyl acetate 3086.55
    isooctane 1259.26
    2-(2-butoxyethoxy)ethanol 1857.82
    sec-butyl acetate 2168.57
    tert-butyl acetate 3255.53
    decalin 1720.53
    glycerin 366.36
    diglyme 3684.89
    acrylic acid 637.32
    isopropyl myristate 1136.26
    n-butyric acid 3513.36
    acetyl acetate 1695.12
    di(2-ethylhexyl) phthalate 548.82
    ethyl propionate 2568.4
    nitromethane 1589.22
    1,2-diethoxyethane 7462.18
    benzonitrile 1580.64
    trioctyl phosphate 539.05
    1-bromopropane 9553.62
    gamma-valerolactone 3414.95
    n-decanol 1104.93
    triethyl phosphate 951.41
    4-methyl-2-pentanol 2007.17
    propionitrile 2945.93
    vinylene carbonate 1178.65
    1,1,2-trichlorotrifluoroethane 1782.6
    DMS 987.68
    cumene 890.46
    2-octanol 1309.97
    2-hexanone 4179.05
    octyl acetate 1277.47
    limonene 3881.18
    1,2-dimethoxyethane 5211.79
    ethyl orthosilicate 1196.38
    tributyl phosphate 730.56
    diacetone alcohol 2070.43
    N,N-dimethylaniline 1041.76
    acrylonitrile 1948.13
    aniline 2043.33
    1,3-propanediol 1091.36
    bromobenzene 3106.02
    dibromomethane 7058.37
    1,1,2,2-tetrachloroethane 5223.96
    2-methyl-cyclohexyl acetate 2147.25
    tetrabutyl urea 925.62
    diisobutyl methanol 2665.56
    2-phenylethanol 1849.93
    styrene 2115.94
    dioctyl adipate 1095.54
    dimethyl sulfate 592.22
    ethyl butyrate 5672.13
    methyl lactate 501.89
    butyl lactate 1039.58
    diethyl carbonate 2148.55
    propanediol butyl ether 949.72
    triethyl orthoformate 2980.34
    p-tert-butyltoluene 1609.68
    methyl 4-tert-butylbenzoate 831.87
    morpholine 7945.83
    tert-butylamine 5511.16
    n-dodecanol 893.07
    dimethoxymethane 2905.11
    ethylene carbonate 1314.95
    cyrene 596.74
    2-ethoxyethyl acetate 2170.21
    2-ethylhexyl acetate 5738.07
    1,2,4-trichlorobenzene 1582.24
    4-methylpyridine 4493.99
    dibutyl ether 7081.52
    2,6-dimethyl-4-heptanol 2665.56
    DEF 3837.13
    dimethyl isosorbide 1936.46
    tetrachloroethylene 3398.97
    eugenol 714.84
    triacetin 1165.31
    span 80 1375.79
    1,4-butanediol 370.05
    1,1-dichloroethane 6341.3
    2-methyl-1-pentanol 2657.85
    methyl formate 565.23
    2-methyl-1-butanol 3396.2
    n-decane 1224.46
    butyronitrile 5068.17
    3,7-dimethyl-1-octanol 2107.48
    1-chlorooctane 2378.22
    1-chlorotetradecane 770.81
    n-nonane 1638.18
    undecane 785.21
    tert-butylcyclohexane 1533.95
    cyclooctane 2927.43
    cyclopentanol 2931.41
    tetrahydropyran 13975.59
    tert-amyl methyl ether 5069.24
    2,5,8-trioxanonane 1902.76
    1-hexene 11871.16
    2-isopropoxyethanol 1548.74
    2,2,2-trifluoroethanol 163.41
    methyl butyrate 3368.49

    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