5,9-Dimethyl-4,8-decadienal, (4E)-

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  • Identifiers

    CAS number
    18445-88-0

    Molecular formula
    C12H20O

    SMILES
    CC(=CCC/C(=C/CCC=O)/C)C

  • Odor profile

    Floral 85.07%
    Citrus 70.22%
    Aldehydic 65.64%
    Waxy 64.3%
    Fresh 60.79%
    Sweet 54.23%
    Green 53.81%
    Rose 53.81%
    Muguet 48.79%
    Lemon 47.82%

    Scent© AI

  • Properties

    XLogP3-AA
    3.5

    pKa est.
    8.65 (weak base)

    Molecular weight
    180.29 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    237°C

    Flash point est.
    103.73 ˚C

  • Synonyms

    • Geraldehyde
    • UNII-Z8M7ZE42RA
    • 5,9-Dimethyl-4,8-decadienal, (4E)-
    • Z8M7ZE42RA
    • 4,8-Decadienal, 5,9-dimethyl-, (E)-
    • 4,8-Decadienal, 5,9-dimethyl-, (4E)-
    • 18445-88-0
    • DTXSID50171577
    • 4,8-Decadienal, 5,9-dimethyl-
    • SCHEMBL228928
    • DTXCID1094068
    • MMLYERLRGHVBEK-XYOKQWHBSA-N
    • DIMETHYL DECADIENAL [INCI]
    • (4E)-5,9-dimethyl-4,8-decadienal
    • Q27295148

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 761.66
    methanol 491.17
    isopropanol 574.63
    water 0.1
    ethyl acetate 872.55
    n-propanol 550.39
    acetone 677.57
    n-butanol 623.46
    acetonitrile 448.72
    DMF 315.39
    toluene 383.7
    isobutanol 372.5
    1,4-dioxane 1231.49
    methyl acetate 506.46
    THF 1562.45
    2-butanone 688.84
    n-pentanol 449.99
    sec-butanol 508.79
    n-hexane 306.99
    ethylene glycol 41.59
    NMP 355.94
    cyclohexane 314.28
    DMSO 397.6
    n-butyl acetate 784.02
    n-octanol 193.66
    chloroform 1458.43
    n-propyl acetate 530.69
    acetic acid 307.03
    dichloromethane 1212.97
    cyclohexanone 847.0
    propylene glycol 124.93
    isopropyl acetate 515.7
    DMAc 348.99
    2-ethoxyethanol 458.74
    isopentanol 511.43
    n-heptane 180.32
    ethyl formate 289.06
    1,2-dichloroethane 746.78
    n-hexanol 641.69
    2-methoxyethanol 579.68
    isobutyl acetate 346.99
    tetrachloromethane 235.47
    n-pentyl acetate 347.45
    transcutol 2131.34
    n-heptanol 216.94
    ethylbenzene 243.6
    MIBK 406.13
    2-propoxyethanol 711.93
    tert-butanol 754.87
    MTBE 861.81
    2-butoxyethanol 342.98
    propionic acid 278.06
    o-xylene 220.04
    formic acid 52.71
    diethyl ether 1191.52
    m-xylene 265.72
    p-xylene 267.04
    chlorobenzene 368.43
    dimethyl carbonate 89.6
    n-octane 45.16
    formamide 80.14
    cyclopentanone 703.06
    2-pentanone 713.71
    anisole 376.46
    cyclopentyl methyl ether 763.29
    gamma-butyrolactone 623.18
    1-methoxy-2-propanol 493.72
    pyridine 748.61
    3-pentanone 460.61
    furfural 501.73
    n-dodecane 23.31
    diethylene glycol 267.82
    diisopropyl ether 313.31
    tert-amyl alcohol 571.64
    acetylacetone 497.12
    n-hexadecane 27.42
    acetophenone 296.05
    methyl propionate 404.74
    isopentyl acetate 657.13
    trichloroethylene 1221.63
    n-nonanol 180.2
    cyclohexanol 515.89
    benzyl alcohol 248.32
    2-ethylhexanol 430.65
    isooctanol 182.97
    dipropyl ether 781.29
    1,2-dichlorobenzene 311.07
    ethyl lactate 152.93
    propylene carbonate 399.78
    n-methylformamide 139.8
    2-pentanol 476.13
    n-pentane 193.33
    1-propoxy-2-propanol 654.67
    1-methoxy-2-propyl acetate 597.99
    2-(2-methoxypropoxy) propanol 367.7
    mesitylene 168.67
    ε-caprolactone 713.77
    p-cymene 168.7
    epichlorohydrin 912.39
    1,1,1-trichloroethane 797.78
    2-aminoethanol 147.53
    morpholine-4-carbaldehyde 514.98
    sulfolane 571.32
    2,2,4-trimethylpentane 67.44
    2-methyltetrahydrofuran 1334.18
    n-hexyl acetate 466.79
    isooctane 60.3
    2-(2-butoxyethoxy)ethanol 523.72
    sec-butyl acetate 388.5
    tert-butyl acetate 535.68
    decalin 121.05
    glycerin 117.58
    diglyme 957.86
    acrylic acid 166.79
    isopropyl myristate 185.39
    n-butyric acid 582.03
    acetyl acetate 353.35
    di(2-ethylhexyl) phthalate 146.53
    ethyl propionate 424.86
    nitromethane 370.56
    1,2-diethoxyethane 924.25
    benzonitrile 345.45
    trioctyl phosphate 102.15
    1-bromopropane 767.73
    gamma-valerolactone 822.03
    n-decanol 127.65
    triethyl phosphate 190.77
    4-methyl-2-pentanol 250.76
    propionitrile 439.75
    vinylene carbonate 315.63
    1,1,2-trichlorotrifluoroethane 447.84
    DMS 262.68
    cumene 161.84
    2-octanol 142.13
    2-hexanone 562.66
    octyl acetate 205.12
    limonene 299.14
    1,2-dimethoxyethane 887.96
    ethyl orthosilicate 211.07
    tributyl phosphate 148.2
    diacetone alcohol 445.68
    N,N-dimethylaniline 235.46
    acrylonitrile 338.44
    aniline 354.69
    1,3-propanediol 254.86
    bromobenzene 419.53
    dibromomethane 961.89
    1,1,2,2-tetrachloroethane 1006.47
    2-methyl-cyclohexyl acetate 375.87
    tetrabutyl urea 174.76
    diisobutyl methanol 253.02
    2-phenylethanol 305.75
    styrene 286.17
    dioctyl adipate 258.13
    dimethyl sulfate 122.53
    ethyl butyrate 568.12
    methyl lactate 125.12
    butyl lactate 218.97
    diethyl carbonate 315.15
    propanediol butyl ether 273.78
    triethyl orthoformate 369.85
    p-tert-butyltoluene 164.96
    methyl 4-tert-butylbenzoate 269.85
    morpholine 1450.57
    tert-butylamine 580.88
    n-dodecanol 97.52
    dimethoxymethane 374.25
    ethylene carbonate 302.02
    cyrene 245.77
    2-ethoxyethyl acetate 438.73
    2-ethylhexyl acetate 517.35
    1,2,4-trichlorobenzene 363.83
    4-methylpyridine 697.39
    dibutyl ether 515.76
    2,6-dimethyl-4-heptanol 253.02
    DEF 536.48
    dimethyl isosorbide 583.75
    tetrachloroethylene 613.59
    eugenol 237.39
    triacetin 379.6
    span 80 334.32
    1,4-butanediol 93.71
    1,1-dichloroethane 871.16
    2-methyl-1-pentanol 376.43
    methyl formate 101.5
    2-methyl-1-butanol 439.23
    n-decane 49.82
    butyronitrile 623.91
    3,7-dimethyl-1-octanol 247.21
    1-chlorooctane 185.57
    1-chlorotetradecane 65.0
    n-nonane 55.77
    undecane 31.73
    tert-butylcyclohexane 110.0
    cyclooctane 101.0
    cyclopentanol 373.83
    tetrahydropyran 1620.75
    tert-amyl methyl ether 589.62
    2,5,8-trioxanonane 577.54
    1-hexene 753.43
    2-isopropoxyethanol 362.86
    2,2,2-trifluoroethanol 61.68
    methyl butyrate 553.63

    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