3-Dimethylamino-2-methyl-2-propenal

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  • Identifiers

    CAS number
    19125-76-9

    Molecular formula
    C6H11NO

    SMILES
    C/C(=C\N(C)C)/C=O

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Green 50.47%
    Fruity 45.31%
    Herbal 37.62%
    Pungent 37.4%
    Fresh 35.44%
    Sweet 34.0%
    Earthy 27.65%
    Citrus 26.85%
    Floral 26.76%
    Spicy 26.05%

     

    Flavor
    Herbal 41.01%
    Green 34.72%
    Woody 30.63%
    Spicy 30.05%
    Sweet 29.18%
    Fruity 27.61%
    Herb 25.1%
    Nutty 24.14%
    Earthy 23.66%
    Berry 21.6%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    0.5

    pKa est.
    6.8 (neutral)

    Molecular weight
    113.16 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point est.
    224°C

    Flash point

    • 56.43 ˚C est.

  • Synonyms

    • 3-Dimethylamino-2-methyl-2-propenal
    • 19125-76-9
    • RefChem:501087
    • 626-683-0
    • 3-(Dimethylamino)-2-methylacrylaldehyde
    • (E)-3-(dimethylamino)-2-methylacrylaldehyde
    • 3-dimethyl-amino-2-methylpropenal
    • 920518-65-6
    • MFCD00075471
    • (E)-3-(dimethylamino)-2-methylprop-2-enal
    • 2-propenal, 3-(dimethylamino)-2-methyl-
    • 2-Propenal, 3-(dimethylamino)-2-methyl-, (2E)-
    • LYX5TDH9M3
    • SCHEMBL419480
    • 3-(Dimethylamino)-2-methylpropenal
    • CS-M0504
    • AKOS015915467
    • alpha-Methyl-beta-dimethylaminoacrolein
    • (e)-3-dimethylamino-2-methylprop-2-enal
    • AS-10755
    • SY050996
    • D2483
    • (2E)-3-(Dimethylamino)-2-methyl-2-propenal
    • (E)-3-(dimethylamino)-2-methyl-prop-2-enal
    • 3-(Dimethylamino)-2-methyl-2-propenal, 99%
    • O10882
    • (2E)-3-(Dimethylamino)-2-methyl-2-propenal #
    • 3-(Dimethylamino)-2-methyl-2-propenal, (2E)-
    • 19125-76-9

  • Applications

    3-Dimethylamino-2-methyl-2-propenal (CAS 19125-76-9) is generally considered a specialty organic intermediate with potential applications in fragrance chemistry, cosmetics, and polymer science. In perfumery/fragrance, it may be used as an odorant precursor or fragrance intermediate to help develop complex scent notes. In cosmetics and personal care, it is evaluated as a fragrance-related intermediate incorporated into formulation components. In polymers/plastics, it can serve as a monomer or intermediate for acrylic-type polymers and specialty resins. In coatings/inks, it can act as a precursor for UV-curable systems or resin formulations, enabling crosslinking or functionalization. In industrial manufacturing, it is used as a building block for synthesizing other specialty chemicals, including further functionalized aldehydes or amine-containing intermediates. Specific applications depend on formulation constraints and local regulatory requirements.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 500.92
    methanol 854.0
    isopropanol 246.09
    water 101.3
    ethyl acetate 135.39
    n-propanol 292.3
    acetone 133.43
    n-butanol 247.95
    acetonitrile 182.71
    DMF 251.19
    toluene 56.02
    isobutanol 174.76
    1,4-dioxane 250.02
    methyl acetate 183.67
    THF 205.46
    2-butanone 128.5
    n-pentanol 113.18
    sec-butanol 199.98
    n-hexane 16.53
    ethylene glycol 318.32
    NMP 272.95
    cyclohexane 24.74
    DMSO 127.51
    n-butyl acetate 100.54
    n-octanol 57.75
    chloroform 459.29
    n-propyl acetate 67.94
    acetic acid 877.82
    dichloromethane 355.49
    cyclohexanone 152.29
    propylene glycol 229.43
    isopropyl acetate 59.71
    DMAc 229.29
    2-ethoxyethanol 214.32
    isopentanol 135.33
    n-heptane 20.12
    ethyl formate 168.45
    1,2-dichloroethane 151.68
    n-hexanol 161.64
    2-methoxyethanol 456.11
    isobutyl acetate 45.84
    tetrachloromethane 143.06
    n-pentyl acetate 53.17
    transcutol 322.99
    n-heptanol 67.76
    ethylbenzene 29.14
    MIBK 48.22
    2-propoxyethanol 261.84
    tert-butanol 218.42
    MTBE 116.61
    2-butoxyethanol 128.01
    propionic acid 332.38
    o-xylene 46.86
    formic acid 762.38
    diethyl ether 129.69
    m-xylene 39.79
    p-xylene 37.97
    chlorobenzene 89.63
    dimethyl carbonate 56.55
    n-octane 6.86
    formamide 368.81
    cyclopentanone 158.16
    2-pentanone 86.27
    anisole 76.22
    cyclopentyl methyl ether 103.93
    gamma-butyrolactone 229.35
    1-methoxy-2-propanol 211.56
    pyridine 179.28
    3-pentanone 74.19
    furfural 278.21
    n-dodecane 5.59
    diethylene glycol 280.63
    diisopropyl ether 26.69
    tert-amyl alcohol 190.21
    acetylacetone 75.36
    n-hexadecane 5.9
    acetophenone 72.04
    methyl propionate 111.26
    isopentyl acetate 80.94
    trichloroethylene 359.9
    n-nonanol 49.58
    cyclohexanol 158.4
    benzyl alcohol 89.35
    2-ethylhexanol 82.55
    isooctanol 49.0
    dipropyl ether 68.33
    1,2-dichlorobenzene 93.43
    ethyl lactate 65.94
    propylene carbonate 162.95
    n-methylformamide 252.22
    2-pentanol 117.06
    n-pentane 25.99
    1-propoxy-2-propanol 153.02
    1-methoxy-2-propyl acetate 96.38
    2-(2-methoxypropoxy) propanol 100.26
    mesitylene 25.61
    ε-caprolactone 167.03
    p-cymene 36.41
    epichlorohydrin 203.37
    1,1,1-trichloroethane 204.78
    2-aminoethanol 365.01
    morpholine-4-carbaldehyde 274.2
    sulfolane 197.18
    2,2,4-trimethylpentane 16.17
    2-methyltetrahydrofuran 178.11
    n-hexyl acetate 75.23
    isooctane 8.83
    2-(2-butoxyethoxy)ethanol 130.43
    sec-butyl acetate 45.01
    tert-butyl acetate 61.94
    decalin 12.22
    glycerin 328.06
    diglyme 207.0
    acrylic acid 368.28
    isopropyl myristate 29.1
    n-butyric acid 307.14
    acetyl acetate 97.5
    di(2-ethylhexyl) phthalate 49.2
    ethyl propionate 59.72
    nitromethane 442.57
    1,2-diethoxyethane 93.31
    benzonitrile 98.25
    trioctyl phosphate 32.48
    1-bromopropane 103.23
    gamma-valerolactone 243.12
    n-decanol 36.74
    triethyl phosphate 48.45
    4-methyl-2-pentanol 53.38
    propionitrile 129.64
    vinylene carbonate 180.38
    1,1,2-trichlorotrifluoroethane 345.64
    DMS 73.48
    cumene 24.71
    2-octanol 37.04
    2-hexanone 58.82
    octyl acetate 43.07
    limonene 53.2
    1,2-dimethoxyethane 194.24
    ethyl orthosilicate 50.01
    tributyl phosphate 39.88
    diacetone alcohol 99.38
    N,N-dimethylaniline 55.22
    acrylonitrile 162.6
    aniline 111.79
    1,3-propanediol 362.34
    bromobenzene 75.86
    dibromomethane 228.21
    1,1,2,2-tetrachloroethane 262.53
    2-methyl-cyclohexyl acetate 67.23
    tetrabutyl urea 47.04
    diisobutyl methanol 43.36
    2-phenylethanol 100.86
    styrene 37.3
    dioctyl adipate 50.26
    dimethyl sulfate 76.99
    ethyl butyrate 76.28
    methyl lactate 101.67
    butyl lactate 62.02
    diethyl carbonate 63.55
    propanediol butyl ether 113.34
    triethyl orthoformate 63.82
    p-tert-butyltoluene 36.4
    methyl 4-tert-butylbenzoate 76.6
    morpholine 287.53
    tert-butylamine 141.87
    n-dodecanol 28.83
    dimethoxymethane 130.67
    ethylene carbonate 136.66
    cyrene 107.22
    2-ethoxyethyl acetate 79.1
    2-ethylhexyl acetate 65.51
    1,2,4-trichlorobenzene 128.19
    4-methylpyridine 150.91
    dibutyl ether 40.92
    2,6-dimethyl-4-heptanol 43.36
    DEF 138.97
    dimethyl isosorbide 136.72
    tetrachloroethylene 239.07
    eugenol 89.56
    triacetin 80.9
    span 80 90.51
    1,4-butanediol 140.84
    1,1-dichloroethane 187.67
    2-methyl-1-pentanol 88.46
    methyl formate 203.51
    2-methyl-1-butanol 156.59
    n-decane 8.64
    butyronitrile 133.49
    3,7-dimethyl-1-octanol 53.71
    1-chlorooctane 32.35
    1-chlorotetradecane 14.38
    n-nonane 8.36
    undecane 6.59
    tert-butylcyclohexane 13.17
    cyclooctane 8.8
    cyclopentanol 169.64
    tetrahydropyran 171.74
    tert-amyl methyl ether 96.88
    2,5,8-trioxanonane 143.23
    1-hexene 43.3
    2-isopropoxyethanol 120.91
    2,2,2-trifluoroethanol 394.23
    methyl butyrate 85.26

    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