Benzeneacetaldehyde, 2,4-dimethyl-

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  • Identifiers

    CAS number
    68083-55-6

    Molecular formula
    C10H12O

    SMILES
    CC1=CC(=C(C=C1)CC=O)C

  • Odor profile

    Fragrance
    Floral 72.21%
    Green 69.02%
    Sweet 50.99%
    Fresh 36.72%
    Powdery 36.04%
    Aldehydic 35.99%
    Woody 35.78%
    Fruity 34.28%
    Cortex 32.54%
    Almond 31.34%

     

    Flavor
    Sweet 51.15%
    Spicy 42.39%
    Floral 39.97%
    Woody 39.15%
    Phenolic 38.35%
    Cherry 38.35%
    Fruity 36.51%
    Spice 34.09%
    Almond 31.82%
    Nutty 26.97%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.0

    pKa est.
    6.45 (neutral)

    Molecular weight
    148.2 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    245°C

    Flash point

    • 96.42 ˚C est.

  • Synonyms

    • Benzeneacetaldehyde, 2,4-dimethyl-
    • 68083-55-6
    • 2-(2,4-dimethylphenyl)acetaldehyde
    • (2,4-dimethylphenyl)acetaldehyde
    • 2,4-Dimethylphenylacetaldehyde
    • EINECS 268-404-1
    • DTXSID3071064
    • SCHEMBL2561411
    • DTXCID7045497
    • 2,4-dimethyl phenyl acetaldehyde
    • OVRAXHLRVJRNPG-UHFFFAOYSA-N
    • AKOS012096269
    • CS-0247296
    • NS00036395
    • (2,4-Dimethylphenyl)acetaldehyde, AldrichCPR
    • EN300-363277
    • Z1020787114
    • 268-404-1

  • Applications

    Benzeneacetaldehyde, 2,4-dimethyl- (CAS 68083-55-6) is mainly employed as an aroma chemical and fragrance intermediate in perfumery and personal care. It is used as a building block to synthesize more complex fragrance notes and to tailor scent profiles. It may be incorporated into household products to impart specific odor characteristics. The compound can also serve as an intermediate in industrial manufacturing, enabling the preparation of other benzaldehyde/phenylacetaldehyde-type intermediates for specialty chemicals. Its use is subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 488.57
    methanol 575.28
    isopropanol 251.03
    water 1.67
    ethyl acetate 755.34
    n-propanol 399.36
    acetone 965.11
    n-butanol 286.37
    acetonitrile 899.5
    DMF 920.45
    toluene 368.16
    isobutanol 206.78
    1,4-dioxane 1397.26
    methyl acetate 894.74
    THF 1175.13
    2-butanone 903.22
    n-pentanol 213.6
    sec-butanol 232.53
    n-hexane 78.29
    ethylene glycol 130.43
    NMP 954.98
    cyclohexane 67.39
    DMSO 1186.13
    n-butyl acetate 423.97
    n-octanol 100.25
    chloroform 1482.46
    n-propyl acetate 356.39
    acetic acid 320.15
    dichloromethane 1590.83
    cyclohexanone 826.78
    propylene glycol 122.27
    isopropyl acetate 273.34
    DMAc 583.69
    2-ethoxyethanol 422.7
    isopentanol 211.44
    n-heptane 29.73
    ethyl formate 408.18
    1,2-dichloroethane 1407.52
    n-hexanol 279.47
    2-methoxyethanol 631.28
    isobutyl acetate 168.35
    tetrachloromethane 294.03
    n-pentyl acetate 173.2
    transcutol 1380.78
    n-heptanol 103.56
    ethylbenzene 207.58
    MIBK 233.23
    2-propoxyethanol 516.29
    tert-butanol 303.99
    MTBE 411.4
    2-butoxyethanol 218.63
    propionic acid 411.59
    o-xylene 210.98
    formic acid 185.92
    diethyl ether 693.95
    m-xylene 204.47
    p-xylene 212.38
    chlorobenzene 546.87
    dimethyl carbonate 248.49
    n-octane 9.49
    formamide 392.56
    cyclopentanone 1045.29
    2-pentanone 532.86
    anisole 497.86
    cyclopentyl methyl ether 537.45
    gamma-butyrolactone 1273.79
    1-methoxy-2-propanol 412.95
    pyridine 893.96
    3-pentanone 530.68
    furfural 877.25
    n-dodecane 5.7
    diethylene glycol 360.79
    diisopropyl ether 120.5
    tert-amyl alcohol 252.65
    acetylacetone 500.27
    n-hexadecane 7.02
    acetophenone 348.02
    methyl propionate 628.5
    isopentyl acetate 308.38
    trichloroethylene 1878.84
    n-nonanol 84.34
    cyclohexanol 246.81
    benzyl alcohol 257.0
    2-ethylhexanol 156.59
    isooctanol 82.9
    dipropyl ether 230.54
    1,2-dichlorobenzene 450.65
    ethyl lactate 137.7
    propylene carbonate 496.84
    n-methylformamide 748.09
    2-pentanol 172.81
    n-pentane 46.28
    1-propoxy-2-propanol 317.85
    1-methoxy-2-propyl acetate 398.95
    2-(2-methoxypropoxy) propanol 224.11
    mesitylene 109.32
    ε-caprolactone 709.53
    p-cymene 89.52
    epichlorohydrin 1578.07
    1,1,1-trichloroethane 965.25
    2-aminoethanol 241.23
    morpholine-4-carbaldehyde 892.58
    sulfolane 1206.66
    2,2,4-trimethylpentane 20.84
    2-methyltetrahydrofuran 961.88
    n-hexyl acetate 267.06
    isooctane 17.37
    2-(2-butoxyethoxy)ethanol 333.08
    sec-butyl acetate 202.19
    tert-butyl acetate 287.98
    decalin 43.08
    glycerin 171.97
    diglyme 687.25
    acrylic acid 335.48
    isopropyl myristate 84.19
    n-butyric acid 397.88
    acetyl acetate 291.05
    di(2-ethylhexyl) phthalate 82.7
    ethyl propionate 344.62
    nitromethane 1069.12
    1,2-diethoxyethane 473.8
    benzonitrile 369.68
    trioctyl phosphate 60.83
    1-bromopropane 637.79
    gamma-valerolactone 1285.75
    n-decanol 59.41
    triethyl phosphate 123.53
    4-methyl-2-pentanol 93.5
    propionitrile 573.03
    vinylene carbonate 442.47
    1,1,2-trichlorotrifluoroethane 636.65
    DMS 304.61
    cumene 119.0
    2-octanol 66.04
    2-hexanone 411.41
    octyl acetate 111.68
    limonene 122.34
    1,2-dimethoxyethane 746.03
    ethyl orthosilicate 119.47
    tributyl phosphate 82.96
    diacetone alcohol 314.76
    N,N-dimethylaniline 247.58
    acrylonitrile 710.33
    aniline 429.51
    1,3-propanediol 271.96
    bromobenzene 564.58
    dibromomethane 1055.47
    1,1,2,2-tetrachloroethane 1294.16
    2-methyl-cyclohexyl acetate 182.81
    tetrabutyl urea 103.98
    diisobutyl methanol 81.13
    2-phenylethanol 271.61
    styrene 271.42
    dioctyl adipate 125.79
    dimethyl sulfate 399.05
    ethyl butyrate 264.72
    methyl lactate 199.72
    butyl lactate 139.23
    diethyl carbonate 178.5
    propanediol butyl ether 189.7
    triethyl orthoformate 165.59
    p-tert-butyltoluene 85.02
    methyl 4-tert-butylbenzoate 195.19
    morpholine 1351.45
    tert-butylamine 189.69
    n-dodecanol 42.39
    dimethoxymethane 559.39
    ethylene carbonate 376.62
    cyrene 225.48
    2-ethoxyethyl acetate 319.65
    2-ethylhexyl acetate 258.44
    1,2,4-trichlorobenzene 517.31
    4-methylpyridine 813.17
    dibutyl ether 160.26
    2,6-dimethyl-4-heptanol 81.13
    DEF 556.37
    dimethyl isosorbide 426.89
    tetrachloroethylene 891.53
    eugenol 203.89
    triacetin 230.74
    span 80 166.58
    1,4-butanediol 118.3
    1,1-dichloroethane 1097.88
    2-methyl-1-pentanol 178.72
    methyl formate 517.33
    2-methyl-1-butanol 204.16
    n-decane 11.45
    butyronitrile 419.48
    3,7-dimethyl-1-octanol 109.03
    1-chlorooctane 79.19
    1-chlorotetradecane 24.48
    n-nonane 12.03
    undecane 7.75
    tert-butylcyclohexane 39.81
    cyclooctane 25.56
    cyclopentanol 284.82
    tetrahydropyran 975.3
    tert-amyl methyl ether 276.86
    2,5,8-trioxanonane 400.61
    1-hexene 234.67
    2-isopropoxyethanol 266.39
    2,2,2-trifluoroethanol 168.17
    methyl butyrate 419.93

    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