2,4-Dimethylbenzaldehyde

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  • Identifiers

    CAS number
    15764-16-6

    Molecular formula
    C9H10O

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

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Sweet 84.95%
    Almond 65.2%
    Cherry 61.82%
    Bitter 55.29%
    Phenolic 52.34%
    Spicy 49.44%
    Powdery 47.41%
    Coumarinic 45.44%
    Floral 44.12%
    Nutty 42.24%

    Scent© AI

  • Properties

    XLogP3-AA
    2.5

    pKa est.
    6.58 (neutral)

    Molecular weight
    134.17 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderate

    Melting point expt.

    • -9 °C

    Boiling point

    • 102.50 to 103.00 °C. @ 14.00 mm Hg

    Flash point est.
    92.09 ˚C

    Solubility expt.

    • insoluble in water; soluble in organic solvents, oils
    • miscible at room temperature (in ethanol)

  • Synonyms

    • 2,4-Dimethylbenzaldehyde
    • 15764-16-6
    • Benzaldehyde, 2,4-dimethyl-
    • 2,4-dimethyl benzaldehyde
    • 2,4-Xylylaldehyde
    • 1-Formyl-2,4-dimethylbenzene
    • 2,4-Dimethylbenzenecarboxaldehyde
    • FEMA No. 3427
    • 2,4-dimethyl-benzaldehyde
    • I06YU18H4A
    • EINECS 239-856-7
    • MFCD00003340
    • m-Xylene-4-carboxaldehyde
    • DTXSID60166297
    • 2,4-DIMETHYLBENZALDEHYDE [FHFI]
    • UNII-I06YU18H4A
    • m-Xylylaldehyde
    • 2,4Xylylaldehyde
    • 1Formyl2,4dimethylbenzene
    • Benzaldehyde, 2,4dimethyl
    • SCHEMBL95501
    • 2,4Dimethylbenzenecarboxaldehyde
    • DTXCID7088788
    • FEMA 3427
    • CHEBI:178624
    • 2,4-Dimethylbenzaldehyde, >=90%
    • NSC804813
    • STL185603
    • AKOS000120288
    • AC-3324
    • CS-W011068
    • FD29084
    • NSC-804813
    • DS-15791
    • SY004505
    • DB-023755
    • D2392
    • NS00018667
    • EN300-20657
    • 2,4-Dimethylbenzaldehyde, technical grade, 90%
    • 2,4-Xylylaldehyde; 1-Formyl-2,4-dimethyl benzene
    • Q27280189
    • 2,4-Dimethylbenzaldehyde, Vetec(TM) reagent grade, 95%
    • Z104479608
    • InChI=1/C9H10O/c1-7-3-4-9(6-10)8(2)5-7/h3-6H,1-2H
    • 239-856-7

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1801.78
    methanol 1218.86
    isopropanol 1036.63
    water 3.4
    ethyl acetate 3614.06
    n-propanol 1502.4
    acetone 4235.55
    n-butanol 1144.4
    acetonitrile 4850.43
    DMF 2962.13
    toluene 862.85
    isobutanol 890.18
    1,4-dioxane 4681.34
    methyl acetate 3256.02
    THF 6509.2
    2-butanone 3253.14
    n-pentanol 632.84
    sec-butanol 922.84
    n-hexane 170.09
    ethylene glycol 196.21
    NMP 2580.35
    cyclohexane 257.79
    DMSO 2836.05
    n-butyl acetate 1305.92
    n-octanol 241.03
    chloroform 4136.98
    n-propyl acetate 1147.57
    acetic acid 1232.94
    dichloromethane 6179.87
    cyclohexanone 3491.55
    propylene glycol 216.98
    isopropyl acetate 1267.31
    DMAc 1074.98
    2-ethoxyethanol 959.57
    isopentanol 758.8
    n-heptane 127.21
    ethyl formate 1722.8
    1,2-dichloroethane 4765.54
    n-hexanol 834.17
    2-methoxyethanol 1739.6
    isobutyl acetate 526.62
    tetrachloromethane 595.77
    n-pentyl acetate 485.99
    transcutol 2711.0
    n-heptanol 270.64
    ethylbenzene 356.27
    MIBK 894.41
    2-propoxyethanol 1310.51
    tert-butanol 1005.63
    MTBE 1354.24
    2-butoxyethanol 514.52
    propionic acid 1391.31
    o-xylene 380.28
    formic acid 424.56
    diethyl ether 3254.77
    m-xylene 498.2
    p-xylene 407.96
    chlorobenzene 1293.02
    dimethyl carbonate 844.89
    n-octane 44.97
    formamide 1224.21
    cyclopentanone 5263.27
    2-pentanone 2486.85
    anisole 849.82
    cyclopentyl methyl ether 2574.59
    gamma-butyrolactone 5663.05
    1-methoxy-2-propanol 1237.48
    pyridine 2577.89
    3-pentanone 1972.0
    furfural 2222.19
    n-dodecane 29.98
    diethylene glycol 700.24
    diisopropyl ether 540.0
    tert-amyl alcohol 728.08
    acetylacetone 1982.8
    n-hexadecane 35.94
    acetophenone 581.94
    methyl propionate 2604.28
    isopentyl acetate 905.0
    trichloroethylene 6273.63
    n-nonanol 210.63
    cyclohexanol 979.29
    benzyl alcohol 449.78
    2-ethylhexanol 387.34
    isooctanol 208.23
    dipropyl ether 847.76
    1,2-dichlorobenzene 944.5
    ethyl lactate 295.53
    propylene carbonate 1885.93
    n-methylformamide 2491.74
    2-pentanol 747.92
    n-pentane 170.98
    1-propoxy-2-propanol 774.64
    1-methoxy-2-propyl acetate 1095.7
    2-(2-methoxypropoxy) propanol 406.21
    mesitylene 281.3
    ε-caprolactone 2492.53
    p-cymene 178.1
    epichlorohydrin 6356.9
    1,1,1-trichloroethane 3152.19
    2-aminoethanol 471.82
    morpholine-4-carbaldehyde 2217.0
    sulfolane 3699.03
    2,2,4-trimethylpentane 60.96
    2-methyltetrahydrofuran 4359.3
    n-hexyl acetate 706.57
    isooctane 64.2
    2-(2-butoxyethoxy)ethanol 639.76
    sec-butyl acetate 640.66
    tert-butyl acetate 1095.5
    decalin 102.98
    glycerin 261.04
    diglyme 1440.77
    acrylic acid 969.76
    isopropyl myristate 237.15
    n-butyric acid 1673.19
    acetyl acetate 1239.05
    di(2-ethylhexyl) phthalate 170.46
    ethyl propionate 1096.88
    nitromethane 4108.21
    1,2-diethoxyethane 1304.63
    benzonitrile 829.44
    trioctyl phosphate 141.52
    1-bromopropane 2242.53
    gamma-valerolactone 4336.94
    n-decanol 158.25
    triethyl phosphate 254.53
    4-methyl-2-pentanol 322.91
    propionitrile 2433.21
    vinylene carbonate 1563.86
    1,1,2-trichlorotrifluoroethane 1239.19
    DMS 675.39
    cumene 207.08
    2-octanol 177.42
    2-hexanone 1066.01
    octyl acetate 307.41
    limonene 302.4
    1,2-dimethoxyethane 1679.08
    ethyl orthosilicate 245.41
    tributyl phosphate 190.41
    diacetone alcohol 872.87
    N,N-dimethylaniline 366.59
    acrylonitrile 2587.39
    aniline 934.96
    1,3-propanediol 804.5
    bromobenzene 1409.86
    dibromomethane 3710.13
    1,1,2,2-tetrachloroethane 3371.73
    2-methyl-cyclohexyl acetate 436.67
    tetrabutyl urea 212.1
    diisobutyl methanol 213.14
    2-phenylethanol 533.77
    styrene 478.23
    dioctyl adipate 310.94
    dimethyl sulfate 954.24
    ethyl butyrate 806.02
    methyl lactate 473.62
    butyl lactate 275.35
    diethyl carbonate 464.67
    propanediol butyl ether 334.37
    triethyl orthoformate 425.34
    p-tert-butyltoluene 173.39
    methyl 4-tert-butylbenzoate 384.23
    morpholine 4837.15
    tert-butylamine 621.62
    n-dodecanol 118.6
    dimethoxymethane 2320.46
    ethylene carbonate 1478.71
    cyrene 406.94
    2-ethoxyethyl acetate 780.72
    2-ethylhexyl acetate 678.69
    1,2,4-trichlorobenzene 965.59
    4-methylpyridine 2231.3
    dibutyl ether 497.15
    2,6-dimethyl-4-heptanol 213.14
    DEF 2093.14
    dimethyl isosorbide 881.8
    tetrachloroethylene 2037.22
    eugenol 360.41
    triacetin 468.55
    span 80 323.77
    1,4-butanediol 248.52
    1,1-dichloroethane 4072.54
    2-methyl-1-pentanol 467.4
    methyl formate 1963.53
    2-methyl-1-butanol 747.4
    n-decane 53.22
    butyronitrile 2068.31
    3,7-dimethyl-1-octanol 238.66
    1-chlorooctane 247.82
    1-chlorotetradecane 89.79
    n-nonane 55.55
    undecane 39.52
    tert-butylcyclohexane 90.3
    cyclooctane 87.1
    cyclopentanol 1358.02
    tetrahydropyran 4512.93
    tert-amyl methyl ether 835.52
    2,5,8-trioxanonane 716.71
    1-hexene 566.63
    2-isopropoxyethanol 588.08
    2,2,2-trifluoroethanol 490.65
    methyl butyrate 1317.89

    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

Botanical

Name CAS Botanical Proportion
Fitweed leaf Eryngium foetidum L., fam. Apiaceae (Umbelliferae) 0.39%
Fitweed root Eryngium foetidum L., fam. Apiaceae (Umbelliferae) 1.32%