2-Vinylpyridine

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  • Identifiers

    CAS number
    100-69-6

    Molecular formula
    C7H7N

    SMILES
    C=CC1=CC=CC=N1

    Safety labels

    Flammable
    Flammable

    Corrosive
    Corrosive

    Acute Toxic
    Acute Toxic

    Irritant
    Irritant

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Green 62.41%
    Nutty 52.34%
    Pungent 45.03%
    Spicy 44.84%
    Herbal 44.2%
    Musty 35.19%
    Burnt 34.54%
    Vegetable 31.56%
    Almond 30.32%
    Fishy 28.75%

     

    Flavor
    Nutty 43.1%
    Horseradish 29.08%
    Oily 28.62%
    Sulfur 28.3%
    Pungent 27.99%
    Bitter 26.78%
    Roasted 25.98%
    Cocoa 24.08%
    Mustard 23.34%
    Nitrile 22.03%

     

    Odor impact est.
    High

    Odor threshold

    • Odor Threshold Low: 0.3 [ppm]. Odor Threshold High: 0.5 [ppm]. [HSDB] Odor threshold form HSDB
    • THE ODOR OF 2-VINYLPYRIDINE CAN BE DETECTED @ LEVELS OF APPROX 0.3 PPM & IS QUITE STRONG @ 0.5 PPM.
    • 1.16 mg/cu m (odor low); 1.94 mg/cu m (odor high).

  • Properties

    XLogP3-AA
    1.5

    pKa est.
    5.24 (weak acid)

    Molecular weight
    105.14 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very fast

    Boiling point

    • 159.5 °C
    • 159-160 °C

    Flash point

    • 38.97 ˚C est.
    • The Guide in the 42 °C
    • 42 °C

    Solubility expt.

    • Very soluble in alcohol, ether, acetone
    • Soluble in oxygenated and chlorinated solvents
    • In water, 2.75X10+4 mg/l @ 20 °C
    • Solubility in water: moderate

  • Synonyms

    • 2-VINYLPYRIDINE
    • 100-69-6
    • 2-Ethenylpyridine
    • Pyridine, 2-ethenyl-
    • Pyridine, 2-vinyl-
    • Pyridine, ethenyl-
    • Vinylpyridine
    • 2-Vinyl pyridine
    • alpha-Vinylpyridine
    • 1337-81-1
    • .alpha.-Vinylpyridine
    • CCRIS 5238
    • DT4UV4NNKX
    • UNII-DT4UV4NNKX
    • HSDB 1508
    • 2-pyridylethylene
    • EINECS 202-879-8
    • MFCD00006355
    • NSC 18255
    • DTXSID1026667
    • AI3-24116
    • NSC-18255
    • DTXCID406667
    • 2-VINYLPYRIDINE [HSDB]
    • 27476-03-5
    • CHEMBL2134875
    • EC 202-879-8
    • NSC18255
    • NSC118993
    • NSC 118993
    • 2-Vinylpyridine (stabilized with 0.1per cent 4-tert-butylcatechol)
    • vinyl pyridine
    • 2-vinylpyridin
    • 2-Vinylpyridine (stabilized with 0.1% 4-tert-butylcatechol)
    • 2-vinylpiridine
    • 2Ethenylpyridine
    • Pyridine, dimer
    • vinylidenepyridine
    • alphaVinylpyridine
    • UNII-JR931X5841
    • 2-vinyl-pyridine
    • Pyridine,ethenyl-
    • Pyridine, 2vinyl
    • Pyridine, 2ethenyl
    • 2-(ethenyl)pyridine
    • 2-Vinylpyridine, 97%
    • SCHEMBL15193
    • MLS002454369
    • Pyridine, 2-ethenyl-, dimer
    • SCHEMBL12305235
    • STR01590
    • Tox21_200035
    • 2-Ethenylpyridine (2-Vinylpyridine)
    • BBL027578
    • BDBM50622784
    • STK802315
    • AKOS005622542
    • FV45430
    • JR931X5841
    • NSC-118993
    • NCGC00091100-01
    • NCGC00091100-02
    • NCGC00257589-01
    • CAS-100-69-6
    • PD065571
    • SMR001261681
    • DB-015978
    • NS00005866
    • V0024
    • 2-VINYLPYRIDINE (STABILIZED WITH TBC)
    • EN300-21363
    • A800261
    • Q4596922
    • F0001-0024
    • Z104495554
    • 2-Ethenyl-pyridin;2-Pyridylethylene;2-vinyl-pyridin;Alpha-Vinylpyridine;
    • 202-879-8

  • Applications

    2-Vinylpyridine is primarily used as a monomer to produce poly(2-vinylpyridine) and pyridine-containing copolymers, enabling ion-exchange resins and metal-chelating supports for catalysts; in coatings and inks, it provides pyridine functionality to improve adhesion and metal complexing in the coating; in the development of electronic materials and sensors, pyridine-containing polymers enable improved recognition and electrochemical response; pyridine-containing polymers also serve as adsorbents to remove metal ions in water treatment; additionally, it is used as an intermediate in the synthesis of heterocyclic compounds for pharmaceutical fine chemicals; these applications are subject to local regulations and formulation limits.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 470.66
    methanol 504.18
    isopropanol 347.49
    water 1.63
    ethyl acetate 789.24
    n-propanol 402.1
    acetone 884.45
    n-butanol 383.87
    acetonitrile 776.27
    DMF 892.93
    toluene 590.06
    isobutanol 324.1
    1,4-dioxane 1373.94
    methyl acetate 692.21
    THF 1303.15
    2-butanone 782.65
    n-pentanol 342.74
    sec-butanol 350.41
    n-hexane 209.31
    ethylene glycol 88.88
    NMP 1109.29
    cyclohexane 209.61
    DMSO 1408.98
    n-butyl acetate 806.67
    n-octanol 211.39
    chloroform 1853.34
    n-propyl acetate 606.11
    acetic acid 427.24
    dichloromethane 2002.49
    cyclohexanone 1155.83
    propylene glycol 102.35
    isopropyl acetate 397.24
    DMAc 730.57
    2-ethoxyethanol 404.76
    isopentanol 329.31
    n-heptane 144.17
    ethyl formate 426.6
    1,2-dichloroethane 1182.56
    n-hexanol 389.97
    2-methoxyethanol 515.95
    isobutyl acetate 375.25
    tetrachloromethane 485.8
    n-pentyl acetate 374.55
    transcutol 1406.84
    n-heptanol 185.25
    ethylbenzene 243.89
    MIBK 363.48
    2-propoxyethanol 557.33
    tert-butanol 410.01
    MTBE 575.36
    2-butoxyethanol 294.95
    propionic acid 421.72
    o-xylene 272.0
    formic acid 108.47
    diethyl ether 811.66
    m-xylene 287.96
    p-xylene 297.98
    chlorobenzene 713.62
    dimethyl carbonate 269.93
    n-octane 60.4
    formamide 174.13
    cyclopentanone 1221.67
    2-pentanone 641.02
    anisole 469.72
    cyclopentyl methyl ether 768.62
    gamma-butyrolactone 1242.43
    1-methoxy-2-propanol 414.77
    pyridine 1090.86
    3-pentanone 561.27
    furfural 980.02
    n-dodecane 43.4
    diethylene glycol 317.52
    diisopropyl ether 234.83
    tert-amyl alcohol 376.68
    acetylacetone 603.82
    n-hexadecane 48.79
    acetophenone 397.79
    methyl propionate 569.66
    isopentyl acetate 507.87
    trichloroethylene 1732.77
    n-nonanol 182.3
    cyclohexanol 399.54
    benzyl alcohol 280.16
    2-ethylhexanol 280.99
    isooctanol 161.89
    dipropyl ether 527.01
    1,2-dichlorobenzene 532.83
    ethyl lactate 189.88
    propylene carbonate 644.99
    n-methylformamide 423.27
    2-pentanol 294.7
    n-pentane 154.65
    1-propoxy-2-propanol 420.78
    1-methoxy-2-propyl acetate 427.41
    2-(2-methoxypropoxy) propanol 294.2
    mesitylene 189.31
    ε-caprolactone 923.61
    p-cymene 162.17
    epichlorohydrin 1356.77
    1,1,1-trichloroethane 1140.86
    2-aminoethanol 165.26
    morpholine-4-carbaldehyde 1014.24
    sulfolane 1384.14
    2,2,4-trimethylpentane 78.1
    2-methyltetrahydrofuran 1149.46
    n-hexyl acetate 458.32
    isooctane 60.65
    2-(2-butoxyethoxy)ethanol 437.96
    sec-butyl acetate 346.31
    tert-butyl acetate 379.03
    decalin 107.09
    glycerin 151.22
    diglyme 826.62
    acrylic acid 329.58
    isopropyl myristate 190.57
    n-butyric acid 583.73
    acetyl acetate 425.23
    di(2-ethylhexyl) phthalate 147.45
    ethyl propionate 469.81
    nitromethane 913.17
    1,2-diethoxyethane 742.7
    benzonitrile 523.19
    trioctyl phosphate 121.54
    1-bromopropane 884.79
    gamma-valerolactone 1158.26
    n-decanol 146.3
    triethyl phosphate 173.78
    4-methyl-2-pentanol 172.65
    propionitrile 598.39
    vinylene carbonate 609.18
    1,1,2-trichlorotrifluoroethane 590.53
    DMS 348.56
    cumene 162.7
    2-octanol 149.18
    2-hexanone 592.23
    octyl acetate 237.1
    limonene 248.65
    1,2-dimethoxyethane 857.33
    ethyl orthosilicate 172.28
    tributyl phosphate 166.82
    diacetone alcohol 339.11
    N,N-dimethylaniline 297.64
    acrylonitrile 633.96
    aniline 466.72
    1,3-propanediol 243.19
    bromobenzene 854.78
    dibromomethane 1460.19
    1,1,2,2-tetrachloroethane 1259.12
    2-methyl-cyclohexyl acetate 292.41
    tetrabutyl urea 213.91
    diisobutyl methanol 165.37
    2-phenylethanol 308.67
    styrene 351.85
    dioctyl adipate 234.15
    dimethyl sulfate 426.23
    ethyl butyrate 518.0
    methyl lactate 207.33
    butyl lactate 215.64
    diethyl carbonate 293.48
    propanediol butyl ether 243.39
    triethyl orthoformate 277.42
    p-tert-butyltoluene 148.6
    methyl 4-tert-butylbenzoate 263.67
    morpholine 1119.04
    tert-butylamine 293.86
    n-dodecanol 121.95
    dimethoxymethane 660.67
    ethylene carbonate 527.23
    cyrene 273.83
    2-ethoxyethyl acetate 422.9
    2-ethylhexyl acetate 440.39
    1,2,4-trichlorobenzene 593.9
    4-methylpyridine 1102.4
    dibutyl ether 442.88
    2,6-dimethyl-4-heptanol 165.37
    DEF 800.23
    dimethyl isosorbide 537.74
    tetrachloroethylene 856.81
    eugenol 274.56
    triacetin 337.39
    span 80 259.04
    1,4-butanediol 137.29
    1,1-dichloroethane 1180.04
    2-methyl-1-pentanol 312.88
    methyl formate 353.85
    2-methyl-1-butanol 333.36
    n-decane 68.98
    butyronitrile 614.8
    3,7-dimethyl-1-octanol 216.4
    1-chlorooctane 228.11
    1-chlorotetradecane 99.11
    n-nonane 74.78
    undecane 52.77
    tert-butylcyclohexane 103.1
    cyclooctane 87.27
    cyclopentanol 421.18
    tetrahydropyran 1149.26
    tert-amyl methyl ether 419.4
    2,5,8-trioxanonane 526.48
    1-hexene 445.16
    2-isopropoxyethanol 321.94
    2,2,2-trifluoroethanol 154.82
    methyl butyrate 634.73

    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