Trimethylolpropane Trimethacrylate

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  • Identifiers

    CAS number
    3290-92-4

    Molecular formula
    C18H26O6

    SMILES
    CCC(COC(=O)C(=C)C)(COC(=O)C(=C)C)COC(=O)C(=C)C

    Safety labels

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Fruity 40.85%
    Herbal 36.35%
    Sweet 34.54%
    Ethereal 29.4%
    Mint 28.88%
    Chamomile 26.8%
    Caramellic 26.22%
    Pungent 24.33%
    Warm 24.11%
    Floral 23.87%

     

    Flavor
    Bitter 36.77%
    Fruity 35.67%
    Heather 20.91%
    Broom 20.86%
    Genet 20.84%
    Light 20.08%
    Mildew 19.7%
    Orange flower 19.52%
    Aniseed 19.51%
    Toffee 19.39%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    3.8

    pKa est.
    5.41 (weak acid)

    Molecular weight
    338.4 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    373°C

    Flash point

    • 159.04 ˚C est.

  • Synonyms

    • TRIMETHYLOLPROPANE TRIMETHACRYLATE
    • 3290-92-4
    • Acryester TMP
    • Chemlink 30
    • TMPTMA
    • Blemmer PTT
    • Light Ester TMP
    • Perkalink 400
    • NK Ester TMPT
    • Sartomer 350
    • NK Ester M TMPT
    • Sartomer SR 350
    • Chemlink 3080
    • Saret 515
    • Monocizer TD 1500
    • 1,1,1-Trimethylolpropane trimethacrylate
    • SR 350
    • ATM 11
    • TMPT (crosslinking agent)
    • TD 1500 S
    • TD 1500
    • 2-Ethyl-2(hydroxymethyl)-1,3-propanediol trimethacrylate
    • DTXSID3027530
    • S734UC120F
    • NSC-84261
    • DTXCID607530
    • RefChem:191798
    • 221-950-4
    • trimethylol propane trimethacrylate
    • 2-Ethyl-2-((methacryloyloxy)methyl)propane-1,3-diyl bis(2-methylacrylate)
    • Hi-Cross M
    • Perkalink 400-50D
    • Trimethylolpropane trimethancrylate
    • 2,2-bis(2-methylprop-2-enoyloxymethyl)butyl 2-methylprop-2-enoate
    • MFCD00008588
    • NSC 84261
    • 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, trimethacrylate
    • Methacrylic acid, triester with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
    • Trimethylolpropane trimethacrylate (stabilized with MEHQ)
    • 2,2-Bis(methacryloyloxymethyl)butyl methacrylate
    • 2-Propenoic acid, 2-methyl-, 2-ethyl-2-(((2-methyl-1-oxo-2-propenyl)oxy)methyl)-1,3-propanediyl ester
    • PTMA (VAN)
    • 2-Propenoic acid, 2-methyl-, 1,1'-(2-ethyl-2-(((2-methyl-1-oxo-2-propen-1-yl)oxy)methyl)-1,3-propanediyl) ester
    • 2-Propenoic acid, 2-methyl-, 2-ethyl-2-[[(2-methyl-1-oxo-2-propenyl)oxy]methyl]-1,3-propanediyl ester
    • CCRIS 530
    • CAS-3290-92-4
    • TMPT
    • Propylidynetrimethyl trimethacrylate
    • EINECS 221-950-4
    • BRN 5961805
    • UNII-S734UC120F
    • Methacrylic acid, 1,1,1-trihydroxymethyl propane triester
    • EC 221-950-4
    • SCHEMBL23636
    • Methacrylic acid,3-propanediol
    • CHEMBL1901244
    • CHEBI:35029
    • 2-Ethyl-1,3-dimethacryloxy-2-(methacryloxymethyl)propane
    • 1,3-Propanediol, 2-ethyl-2-hydroxymethyl-, trimethacrylate
    • NSC84261
    • Tox21_201794
    • Tox21_303195
    • MSK160918
    • 1,1-Trimethylolpropane trimethacrylate
    • 2-Ethyl-2-((methacryloyloxy)methyl)propane-1,3-diylbis(2-methylacrylate)
    • AKOS015915461
    • Trimethylolpropane trimethacrylateTMPTMA
    • MSK160918-1000B
    • NCGC00164106-01
    • NCGC00164106-02
    • NCGC00257184-01
    • NCGC00259343-01
    • AS-76611
    • NS00010099
    • T0912
    • 2,2-Bis(methacryloxymethyl)butyl methacrylate
    • F87659
    • 1, 2-ethyl-2-(hydroxymethyl)-, trimethacrylate
    • WLN: 1UY1&VO1X2&1OVY1&U1&1OVY1&U1
    • Q27116373
    • 2-Ethyl-2-hydroxymethyl-1,3-propanediol Trimethacrylate
    • Trimethylolpropane trimethacrylate (stabilised with MEHQ)
    • 2,2-Bis[(methacryloyloxy)methyl]butyl 2-methylacrylate #
    • Trimethylolpropane trimethacrylate Solution in Acetone, 1000_g/mL
    • 1,1,1-Trimethylolpropane trimethacrylate 100 microg/mL in Acetonitrile
    • 2,2-Bis{[(2-methylprop-2-enoyl)oxy]methyl}butyl 2-methylprop-2-enoate
    • Trimethylolpropane trimethacrylate, 80%, contains 175 ppm MEHQ as stabilizer
    • 2-Methyl-2-propenoic acid 2-ethyl-2-[[(2-methyl-1-oxo-2-propenyl)oxy]methyl]-1,3-propanediyl ester
    • 2-Propenoic acid, 2-ethyl-2-[[(2-methyl-1-oxo-2-propenyl)oxy]methyl]-1,3-propanediyl ester
    • Trimethylolpropane trimethacrylate, contains 250 ppm monomethyl ether hydroquinone as inhibitor, technical grade
    • 3290-92-4

  • Applications

    Trimethylolpropane trimethacrylate (CAS 3290-92-4) is a trifunctional acrylate monomer widely used as a crosslinking agent in UV-curable coatings, inks, and sealants, where it increases crosslink density, hardness, and chemical resistance. It is commonly evaluated as a reactive diluent and resin modifier in polymer formulations to improve adhesion and mechanical performance. In industrial manufacturing, TMPTMA acts as a co-monomer to form crosslinked resins for coatings, adhesives, and electronic-device encapsulants. It is employed in electronics conformal coatings and device encapsulation, as well as coatings for wood, automotive components, and other substrates, to tailor cure speed, flexibility, and solvent resistance. Use is typically subject to formulation constraints and regulatory considerations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 132.62
    methanol 151.31
    isopropanol 96.76
    water 0.42
    ethyl acetate 210.38
    n-propanol 109.23
    acetone 263.81
    n-butanol 105.4
    acetonitrile 123.16
    DMF 386.96
    toluene 171.94
    isobutanol 82.86
    1,4-dioxane 260.72
    methyl acetate 225.04
    THF 544.02
    2-butanone 283.21
    n-pentanol 135.35
    sec-butanol 131.94
    n-hexane 13.74
    ethylene glycol 9.46
    NMP 480.57
    cyclohexane 13.26
    DMSO 275.14
    n-butyl acetate 131.0
    n-octanol 63.46
    chloroform 670.68
    n-propyl acetate 173.19
    acetic acid 245.55
    dichloromethane 592.33
    cyclohexanone 360.55
    propylene glycol 25.74
    isopropyl acetate 144.83
    DMAc 548.22
    2-ethoxyethanol 249.46
    isopentanol 105.76
    n-heptane 8.06
    ethyl formate 134.61
    1,2-dichloroethane 271.56
    n-hexanol 82.56
    2-methoxyethanol 219.47
    isobutyl acetate 98.11
    tetrachloromethane 65.1
    n-pentyl acetate 132.85
    transcutol 382.85
    n-heptanol 79.06
    ethylbenzene 109.9
    MIBK 145.83
    2-propoxyethanol 164.8
    tert-butanol 140.7
    MTBE 173.61
    2-butoxyethanol 166.64
    propionic acid 135.91
    o-xylene 111.61
    formic acid 98.7
    diethyl ether 153.87
    m-xylene 104.66
    p-xylene 150.69
    chlorobenzene 181.76
    dimethyl carbonate 92.54
    n-octane 4.95
    formamide 186.85
    cyclopentanone 402.8
    2-pentanone 231.75
    anisole 200.29
    cyclopentyl methyl ether 218.06
    gamma-butyrolactone 413.41
    1-methoxy-2-propanol 198.44
    pyridine 367.53
    3-pentanone 173.11
    furfural 350.37
    n-dodecane 3.18
    diethylene glycol 73.34
    diisopropyl ether 47.81
    tert-amyl alcohol 189.25
    acetylacetone 260.2
    n-hexadecane 3.65
    acetophenone 239.92
    methyl propionate 184.04
    isopentyl acetate 122.43
    trichloroethylene 726.02
    n-nonanol 63.76
    cyclohexanol 120.15
    benzyl alcohol 176.86
    2-ethylhexanol 61.04
    isooctanol 70.06
    dipropyl ether 74.14
    1,2-dichlorobenzene 168.9
    ethyl lactate 79.91
    propylene carbonate 217.35
    n-methylformamide 192.86
    2-pentanol 98.97
    n-pentane 10.3
    1-propoxy-2-propanol 121.56
    1-methoxy-2-propyl acetate 134.59
    2-(2-methoxypropoxy) propanol 132.51
    mesitylene 54.83
    ε-caprolactone 322.75
    p-cymene 43.39
    epichlorohydrin 502.9
    1,1,1-trichloroethane 274.99
    2-aminoethanol 39.45
    morpholine-4-carbaldehyde 386.3
    sulfolane 401.84
    2,2,4-trimethylpentane 10.74
    2-methyltetrahydrofuran 381.88
    n-hexyl acetate 146.69
    isooctane 5.58
    2-(2-butoxyethoxy)ethanol 168.83
    sec-butyl acetate 122.58
    tert-butyl acetate 163.85
    decalin 15.76
    glycerin 31.94
    diglyme 351.3
    acrylic acid 124.92
    isopropyl myristate 46.2
    n-butyric acid 175.39
    acetyl acetate 140.02
    di(2-ethylhexyl) phthalate 59.57
    ethyl propionate 149.66
    nitromethane 430.73
    1,2-diethoxyethane 150.61
    benzonitrile 145.85
    trioctyl phosphate 38.38
    1-bromopropane 165.91
    gamma-valerolactone 553.34
    n-decanol 39.26
    triethyl phosphate 60.96
    4-methyl-2-pentanol 63.54
    propionitrile 104.2
    vinylene carbonate 194.68
    1,1,2-trichlorotrifluoroethane 310.09
    DMS 102.44
    cumene 67.6
    2-octanol 57.52
    2-hexanone 204.03
    octyl acetate 66.81
    limonene 59.81
    1,2-dimethoxyethane 369.14
    ethyl orthosilicate 60.42
    tributyl phosphate 45.26
    diacetone alcohol 189.63
    N,N-dimethylaniline 168.02
    acrylonitrile 136.95
    aniline 147.84
    1,3-propanediol 75.5
    bromobenzene 193.91
    dibromomethane 362.35
    1,1,2,2-tetrachloroethane 522.52
    2-methyl-cyclohexyl acetate 107.4
    tetrabutyl urea 65.76
    diisobutyl methanol 35.18
    2-phenylethanol 125.07
    styrene 130.87
    dioctyl adipate 84.72
    dimethyl sulfate 144.79
    ethyl butyrate 119.95
    methyl lactate 83.32
    butyl lactate 92.57
    diethyl carbonate 76.69
    propanediol butyl ether 109.13
    triethyl orthoformate 82.71
    p-tert-butyltoluene 42.51
    methyl 4-tert-butylbenzoate 169.41
    morpholine 343.79
    tert-butylamine 82.12
    n-dodecanol 24.8
    dimethoxymethane 249.21
    ethylene carbonate 138.87
    cyrene 188.27
    2-ethoxyethyl acetate 169.43
    2-ethylhexyl acetate 99.62
    1,2,4-trichlorobenzene 225.83
    4-methylpyridine 374.64
    dibutyl ether 65.62
    2,6-dimethyl-4-heptanol 35.18
    DEF 259.24
    dimethyl isosorbide 230.28
    tetrachloroethylene 319.47
    eugenol 138.23
    triacetin 153.84
    span 80 113.15
    1,4-butanediol 47.8
    1,1-dichloroethane 283.46
    2-methyl-1-pentanol 144.99
    methyl formate 149.49
    2-methyl-1-butanol 110.72
    n-decane 7.08
    butyronitrile 115.01
    3,7-dimethyl-1-octanol 61.61
    1-chlorooctane 39.45
    1-chlorotetradecane 11.56
    n-nonane 6.42
    undecane 4.47
    tert-butylcyclohexane 14.61
    cyclooctane 6.12
    cyclopentanol 125.81
    tetrahydropyran 259.9
    tert-amyl methyl ether 163.73
    2,5,8-trioxanonane 197.2
    1-hexene 67.53
    2-isopropoxyethanol 181.68
    2,2,2-trifluoroethanol 90.97
    methyl butyrate 203.71

    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