Undeca-2,4-dienoic acid

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  • Identifiers

    CAS number
    74267-92-8

    Molecular formula
    C11H18O2

    SMILES
    CCCCCCC=CC=CC(=O)O

    Safety labels

  • Odor profile

    Fragrance
    Fatty 91.23%
    Green 79.17%
    Fruity 67.16%
    Waxy 64.0%
    Dairy 57.15%
    Oily 55.28%
    Melon 42.67%
    Milky 38.27%
    Pear 37.79%
    Buttery 35.7%

     

    Flavor
    Fatty 58.87%
    Sweet 51.57%
    Waxy 41.09%
    Fruity 39.41%
    Oily 36.98%
    Green 35.92%
    Fat 35.11%
    Orange 28.42%
    Herbal 28.39%
    Citrus 27.76%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    3.9

    pKa est.
    7.89 (neutral)

    Molecular weight
    182.26 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    286°C

    Flash point

    • 154.83 ˚C est.

  • Synonyms

    • undeca-2,4-dienoic acid
    • 74267-92-8
    • DTXSID80711460
    • RefChem:386857
    • DTXCID80662206
    • Undec-diensaure
    • SCHEMBL2453151
    • 74267-92-8

  • Applications

    Undeca-2,4-dienoic acid (CAS 74267-92-8) is primarily used as a diacid intermediate in the synthesis of unsaturated polyesters and other specialty polymers, providing linking functionality and crosslinking potential for materials such as polyesters, resins, and composites; it is also used as a component of resin systems for coatings and printing inks, helping to improve mechanical properties and chemical resistance of the finishes; it serves as a building block for the preparation of esters and other functional derivatives in industrial manufacturing and as a precursor for polyester-based adhesives and laminates; with its conjugated diene functionality, it can be processed as a starting material for further polymer and resin chemistries, depending on formulation and local regulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1656.77
    methanol 1831.44
    isopropanol 954.75
    water 0.04
    ethyl acetate 626.26
    n-propanol 1087.54
    acetone 1200.68
    n-butanol 813.56
    acetonitrile 256.72
    DMF 1491.43
    toluene 145.16
    isobutanol 644.32
    1,4-dioxane 507.94
    methyl acetate 343.11
    THF 1843.86
    2-butanone 824.56
    n-pentanol 674.58
    sec-butanol 714.12
    n-hexane 129.41
    ethylene glycol 137.66
    NMP 861.92
    cyclohexane 44.32
    DMSO 2491.7
    n-butyl acetate 515.69
    n-octanol 140.99
    chloroform 331.54
    n-propyl acetate 437.51
    acetic acid 356.01
    dichloromethane 389.7
    cyclohexanone 867.48
    propylene glycol 341.13
    isopropyl acetate 449.69
    DMAc 818.19
    2-ethoxyethanol 754.68
    isopentanol 684.51
    n-heptane 27.73
    ethyl formate 196.6
    1,2-dichloroethane 468.65
    n-hexanol 591.81
    2-methoxyethanol 1310.74
    isobutyl acetate 290.56
    tetrachloromethane 53.99
    n-pentyl acetate 222.15
    transcutol 1979.47
    n-heptanol 175.65
    ethylbenzene 100.82
    MIBK 537.22
    2-propoxyethanol 834.76
    tert-butanol 1008.49
    MTBE 848.83
    2-butoxyethanol 352.42
    propionic acid 352.62
    o-xylene 103.99
    formic acid 110.52
    diethyl ether 723.1
    m-xylene 153.9
    p-xylene 108.54
    chlorobenzene 138.33
    dimethyl carbonate 119.52
    n-octane 10.37
    formamide 226.12
    cyclopentanone 1161.74
    2-pentanone 923.45
    anisole 232.84
    cyclopentyl methyl ether 963.48
    gamma-butyrolactone 834.61
    1-methoxy-2-propanol 1176.26
    pyridine 396.53
    3-pentanone 441.01
    furfural 417.27
    n-dodecane 7.26
    diethylene glycol 500.43
    diisopropyl ether 228.39
    tert-amyl alcohol 772.43
    acetylacetone 654.46
    n-hexadecane 8.3
    acetophenone 215.52
    methyl propionate 511.38
    isopentyl acetate 480.46
    trichloroethylene 621.05
    n-nonanol 118.96
    cyclohexanol 497.29
    benzyl alcohol 219.88
    2-ethylhexanol 281.5
    isooctanol 147.9
    dipropyl ether 312.48
    1,2-dichlorobenzene 129.11
    ethyl lactate 171.99
    propylene carbonate 321.33
    n-methylformamide 533.57
    2-pentanol 578.68
    n-pentane 56.44
    1-propoxy-2-propanol 632.45
    1-methoxy-2-propyl acetate 500.95
    2-(2-methoxypropoxy) propanol 305.56
    mesitylene 101.54
    ε-caprolactone 540.72
    p-cymene 60.88
    epichlorohydrin 983.94
    1,1,1-trichloroethane 277.41
    2-aminoethanol 545.28
    morpholine-4-carbaldehyde 640.92
    sulfolane 1171.91
    2,2,4-trimethylpentane 36.14
    2-methyltetrahydrofuran 1262.07
    n-hexyl acetate 306.2
    isooctane 35.97
    2-(2-butoxyethoxy)ethanol 491.86
    sec-butyl acetate 314.23
    tert-butyl acetate 574.59
    decalin 39.95
    glycerin 333.52
    diglyme 718.24
    acrylic acid 197.17
    isopropyl myristate 101.9
    n-butyric acid 583.31
    acetyl acetate 183.02
    di(2-ethylhexyl) phthalate 96.14
    ethyl propionate 334.96
    nitromethane 499.9
    1,2-diethoxyethane 561.86
    benzonitrile 178.38
    trioctyl phosphate 76.05
    1-bromopropane 328.75
    gamma-valerolactone 952.49
    n-decanol 86.74
    triethyl phosphate 99.53
    4-methyl-2-pentanol 308.06
    propionitrile 286.88
    vinylene carbonate 196.49
    1,1,2-trichlorotrifluoroethane 541.23
    DMS 172.14
    cumene 78.18
    2-octanol 111.98
    2-hexanone 612.35
    octyl acetate 128.85
    limonene 117.65
    1,2-dimethoxyethane 911.33
    ethyl orthosilicate 109.28
    tributyl phosphate 97.67
    diacetone alcohol 716.05
    N,N-dimethylaniline 177.34
    acrylonitrile 273.82
    aniline 252.29
    1,3-propanediol 597.85
    bromobenzene 142.48
    dibromomethane 285.29
    1,1,2,2-tetrachloroethane 570.18
    2-methyl-cyclohexyl acetate 215.38
    tetrabutyl urea 137.19
    diisobutyl methanol 147.01
    2-phenylethanol 239.18
    styrene 122.45
    dioctyl adipate 156.61
    dimethyl sulfate 222.39
    ethyl butyrate 280.31
    methyl lactate 245.07
    butyl lactate 205.32
    diethyl carbonate 130.12
    propanediol butyl ether 357.16
    triethyl orthoformate 178.55
    p-tert-butyltoluene 66.48
    methyl 4-tert-butylbenzoate 180.88
    morpholine 1078.79
    tert-butylamine 586.08
    n-dodecanol 62.34
    dimethoxymethane 884.9
    ethylene carbonate 179.45
    cyrene 254.06
    2-ethoxyethyl acetate 302.66
    2-ethylhexyl acetate 336.2
    1,2,4-trichlorobenzene 162.43
    4-methylpyridine 441.89
    dibutyl ether 211.22
    2,6-dimethyl-4-heptanol 147.01
    DEF 773.09
    dimethyl isosorbide 480.1
    tetrachloroethylene 326.32
    eugenol 198.07
    triacetin 216.09
    span 80 262.44
    1,4-butanediol 245.81
    1,1-dichloroethane 370.64
    2-methyl-1-pentanol 534.62
    methyl formate 205.58
    2-methyl-1-butanol 605.59
    n-decane 13.42
    butyronitrile 389.47
    3,7-dimethyl-1-octanol 174.1
    1-chlorooctane 75.5
    1-chlorotetradecane 25.88
    n-nonane 13.59
    undecane 9.61
    tert-butylcyclohexane 48.86
    cyclooctane 18.13
    cyclopentanol 571.5
    tetrahydropyran 900.48
    tert-amyl methyl ether 567.65
    2,5,8-trioxanonane 463.1
    1-hexene 481.3
    2-isopropoxyethanol 539.51
    2,2,2-trifluoroethanol 62.53
    methyl butyrate 459.15

    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