1-Vinylimidazole

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  • Identifiers

    CAS number
    1072-63-5

    Molecular formula
    C5H6N2

    SMILES
    C=CN1C=CN=C1

    Safety labels

    Health Hazard
    Health

  • Odor profile

    Fragrance
    Nutty 52.72%
    Pungent 44.84%
    Green 43.1%
    Burnt 38.19%
    Roasted 36.13%
    Popcorn 29.59%
    Musty 28.85%
    Cocoa 25.92%
    Radish 25.37%
    Fishy 22.64%

     

    Flavor
    Nutty 45.2%
    Bitter 44.65%
    Hazelnut 23.57%
    Bread crust 22.45%
    Roasted peanuts 22.22%
    Roasted 22.21%
    Nitrile 22.13%
    Cocoa 22.05%
    Musty 21.5%
    Taco 21.36%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    0.5

    pKa est.
    5.42 (weak acid)

    Molecular weight
    94.11 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately fast

    Boiling point est.
    204°C

    Flash point

    • 59.26 ˚C est.

  • Synonyms

    • 1-Vinylimidazole
    • 1072-63-5
    • N-Vinylimidazole
    • 1-ethenyl-1H-imidazole
    • 1H-Imidazole, 1-ethenyl-
    • ODY9ION63A
    • DTXSID0061458
    • N-VI cpd
    • RefChem:7907
    • DTXCID8033061
    • 214-012-0
    • 1-Vinyl-1H-imidazole
    • Vinylimidazole
    • 1-ethenylimidazole
    • MFCD00005297
    • Lufixan
    • 1H-Imidazole, ethenyl-
    • EINECS 214-012-0
    • UNII-ODY9ION63A
    • NSC 231574
    • n-vinyl imidazole
    • N-vinyl-imidazole
    • UNII-J29LWK3XRM
    • 1-Vinyl-1H-imidazole #
    • Imidazole N-1 deriv. 3
    • EC 214-012-0
    • VINYLIMIDAZOLE, 1-
    • 1-Vinylimidazole (Stabilized with Hydroquinone)
    • SCHEMBL25841
    • 1-Vinylimidazole, >=99%
    • IMIDAZOLE, 1-VINYL-
    • 29383-23-1
    • SCHEMBL423113
    • BDBM7942
    • orb1690787
    • SCHEMBL1223350
    • 1-Subsituted 1H-imidazole, 8
    • CHEMBL3929571
    • SCHEMBL10189928
    • SCHEMBL27494463
    • OSSNTDFYBPYIEC-UHFFFAOYSA-
    • MSK1630-100A
    • NSC231574
    • NSC248607
    • SBB071043
    • AKOS000119141
    • CS-W013738
    • EBC-610993
    • FV37846
    • NSC-231574
    • NSC-248607
    • SB66320
    • DA-76986
    • DB-040747
    • NS00001038
    • V0045
    • EN300-19087
    • E76799
    • N-Vinylimidazole 100 microg/mL in Acetonitrile
    • F462664
    • 1-Vinylimidazole Solution in Acetonitrile, 100ug/mL
    • Q27285596
    • InChI=1/C5H6N2/c1-2-7-4-3-6-5-7/h2-5H,1H2
    • 1072-63-5

  • Applications

    1-Vinylimidazole (CAS 1072-63-5) is principally used as a polymerizable monomer to prepare poly(imidazole) and imidazole-containing copolymers, enabling functional plastics and coatings. It also serves as an important intermediate for synthesizing imidazole-based ligands and functional polymers bearing imidazole groups for surface modification and ion binding. Real-world applications include polymers/plastics (production of poly(1-vinylimidazole) and copolymers for functional plastics and films), coatings/inks (coatings and inks with imidazole functionality for improved adhesion and performance), adhesives (polymeric binders with imidazole functionality for strong bonds), electronics (polymer electrolytes or ion-conducting membranes for electronic devices), and industrial manufacturing (synthetic intermediates and specialty additives for chemical processing).

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 377.73
    methanol 507.86
    isopropanol 199.15
    water 25.23
    ethyl acetate 224.06
    n-propanol 287.54
    acetone 284.95
    n-butanol 226.52
    acetonitrile 290.06
    DMF 487.06
    toluene 155.73
    isobutanol 188.6
    1,4-dioxane 306.11
    methyl acetate 245.43
    THF 488.73
    2-butanone 254.58
    n-pentanol 158.31
    sec-butanol 198.76
    n-hexane 23.07
    ethylene glycol 112.13
    NMP 486.58
    cyclohexane 46.59
    DMSO 441.47
    n-butyl acetate 122.7
    n-octanol 41.93
    chloroform 650.73
    n-propyl acetate 76.85
    acetic acid 427.63
    dichloromethane 585.94
    cyclohexanone 277.42
    propylene glycol 111.35
    isopropyl acetate 90.9
    DMAc 487.7
    2-ethoxyethanol 183.39
    isopentanol 140.07
    n-heptane 25.78
    ethyl formate 144.42
    1,2-dichloroethane 285.59
    n-hexanol 127.8
    2-methoxyethanol 313.07
    isobutyl acetate 46.65
    tetrachloromethane 129.36
    n-pentyl acetate 65.11
    transcutol 339.59
    n-heptanol 50.05
    ethylbenzene 30.61
    MIBK 74.7
    2-propoxyethanol 177.7
    tert-butanol 171.53
    MTBE 153.43
    2-butoxyethanol 88.89
    propionic acid 265.8
    o-xylene 79.79
    formic acid 308.44
    diethyl ether 233.91
    m-xylene 72.07
    p-xylene 48.76
    chlorobenzene 162.24
    dimethyl carbonate 77.2
    n-octane 7.49
    formamide 308.03
    cyclopentanone 321.31
    2-pentanone 174.47
    anisole 84.93
    cyclopentyl methyl ether 221.57
    gamma-butyrolactone 364.34
    1-methoxy-2-propanol 190.13
    pyridine 402.66
    3-pentanone 165.63
    furfural 297.28
    n-dodecane 5.65
    diethylene glycol 145.51
    diisopropyl ether 45.45
    tert-amyl alcohol 160.49
    acetylacetone 127.17
    n-hexadecane 6.3
    acetophenone 72.99
    methyl propionate 202.71
    isopentyl acetate 81.52
    trichloroethylene 499.76
    n-nonanol 38.94
    cyclohexanol 172.94
    benzyl alcohol 89.08
    2-ethylhexanol 64.59
    isooctanol 38.13
    dipropyl ether 94.1
    1,2-dichlorobenzene 110.84
    ethyl lactate 39.13
    propylene carbonate 148.85
    n-methylformamide 310.32
    2-pentanol 131.9
    n-pentane 37.32
    1-propoxy-2-propanol 123.74
    1-methoxy-2-propyl acetate 100.09
    2-(2-methoxypropoxy) propanol 80.68
    mesitylene 37.29
    ε-caprolactone 213.43
    p-cymene 31.37
    epichlorohydrin 350.99
    1,1,1-trichloroethane 270.16
    2-aminoethanol 195.66
    morpholine-4-carbaldehyde 325.41
    sulfolane 329.85
    2,2,4-trimethylpentane 17.05
    2-methyltetrahydrofuran 400.46
    n-hexyl acetate 69.28
    isooctane 9.35
    2-(2-butoxyethoxy)ethanol 105.1
    sec-butyl acetate 48.54
    tert-butyl acetate 72.62
    decalin 13.83
    glycerin 144.18
    diglyme 176.87
    acrylic acid 244.51
    isopropyl myristate 29.84
    n-butyric acid 264.94
    acetyl acetate 110.77
    di(2-ethylhexyl) phthalate 36.31
    ethyl propionate 71.29
    nitromethane 445.08
    1,2-diethoxyethane 137.52
    benzonitrile 126.05
    trioctyl phosphate 23.84
    1-bromopropane 223.2
    gamma-valerolactone 324.35
    n-decanol 29.92
    triethyl phosphate 35.78
    4-methyl-2-pentanol 54.73
    propionitrile 235.96
    vinylene carbonate 148.65
    1,1,2-trichlorotrifluoroethane 264.2
    DMS 64.03
    cumene 24.69
    2-octanol 32.99
    2-hexanone 85.2
    octyl acetate 40.95
    limonene 53.93
    1,2-dimethoxyethane 192.72
    ethyl orthosilicate 35.97
    tributyl phosphate 31.35
    diacetone alcohol 89.56
    N,N-dimethylaniline 60.59
    acrylonitrile 258.71
    aniline 215.87
    1,3-propanediol 195.19
    bromobenzene 153.41
    dibromomethane 384.67
    1,1,2,2-tetrachloroethane 333.74
    2-methyl-cyclohexyl acetate 49.77
    tetrabutyl urea 42.9
    diisobutyl methanol 34.33
    2-phenylethanol 74.83
    styrene 49.93
    dioctyl adipate 44.51
    dimethyl sulfate 123.29
    ethyl butyrate 77.38
    methyl lactate 83.08
    butyl lactate 45.44
    diethyl carbonate 48.3
    propanediol butyl ether 63.69
    triethyl orthoformate 53.79
    p-tert-butyltoluene 29.58
    methyl 4-tert-butylbenzoate 60.41
    morpholine 412.65
    tert-butylamine 124.19
    n-dodecanol 24.13
    dimethoxymethane 210.09
    ethylene carbonate 126.02
    cyrene 79.92
    2-ethoxyethyl acetate 96.64
    2-ethylhexyl acetate 70.93
    1,2,4-trichlorobenzene 144.0
    4-methylpyridine 301.22
    dibutyl ether 55.72
    2,6-dimethyl-4-heptanol 34.33
    DEF 230.5
    dimethyl isosorbide 120.38
    tetrachloroethylene 259.63
    eugenol 62.43
    triacetin 66.0
    span 80 68.01
    1,4-butanediol 93.09
    1,1-dichloroethane 347.79
    2-methyl-1-pentanol 110.81
    methyl formate 185.91
    2-methyl-1-butanol 166.01
    n-decane 9.02
    butyronitrile 210.22
    3,7-dimethyl-1-octanol 45.07
    1-chlorooctane 30.57
    1-chlorotetradecane 14.09
    n-nonane 9.04
    undecane 6.83
    tert-butylcyclohexane 13.25
    cyclooctane 13.21
    cyclopentanol 221.91
    tetrahydropyran 332.22
    tert-amyl methyl ether 118.92
    2,5,8-trioxanonane 138.64
    1-hexene 68.87
    2-isopropoxyethanol 107.33
    2,2,2-trifluoroethanol 159.14
    methyl butyrate 90.78

    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