Vinyl disulfide

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  • Identifiers

    CAS number
    15805-34-2

    Molecular formula
    C4H6S2

    SMILES
    C=CSSC=C

    Safety labels

  • Odor profile

    Fragrance
    Onion 84.67%
    Garlic 83.14%
    Sulfurous 79.98%
    Alliaceous 67.45%
    Pungent 65.43%
    Cooked 44.02%
    Savory 42.58%
    Roasted 42.25%
    Radish 35.91%
    Cabbage 26.33%

     

    Flavor
    Garlic 72.29%
    Onion 65.15%
    Alliaceous 56.35%
    Mustard 42.05%
    Horseradish 41.78%
    Sulfurous 41.75%
    Sulfur 37.37%
    Metallic 34.55%
    Strong 33.87%
    Pungent 31.95%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    1.9

    pKa est.
    7.29 (neutral)

    Molecular weight
    118.2 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    150°C

    Flash point

    • 35.73 ˚C est.

  • Synonyms

    • Vinyl disulfide
    • 15805-34-2
    • DTXSID20166354
    • RefChem:1100986
    • DTXCID9088845
    • (ethenyldisulfanyl)ethene
    • Disulfide, diethenyl
    • ETHENYLDISULFANYLETHENE
    • DIVINYLDISULPHIDE
    • Divinyl disulfide
    • BRN 1736045
    • SCHEMBL575991
    • EN300-1450538
    • 15805-34-2

  • Applications

    Vinyl disulfide (CAS 15805-34-2) is a difunctional molecule with two vinyl groups connected by a disulfide bridge, commonly used as a crosslinking agent and synthesis intermediate in polymer chemistry. Real-world applications include: crosslinking polymer networks and plastics to introduce dynamic disulfide bonds that can enable self-healing or network reconfiguration; incorporation into coatings, paints, and inks to improve durability and flexibility; use in adhesive formulations and composite systems as a crosslinker to enhance bonding performance; serve as an intermediate in organic synthesis to introduce vinyl and disulfide functionalities into sulfur-containing compounds; and support development of self-healing and recyclable polymer materials through dynamic disulfide chemistry.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 35.97
    methanol 26.26
    isopropanol 42.84
    water 0.08
    ethyl acetate 251.03
    n-propanol 45.82
    acetone 334.95
    n-butanol 51.84
    acetonitrile 137.72
    DMF 555.35
    toluene 245.73
    isobutanol 40.67
    1,4-dioxane 540.56
    methyl acetate 236.48
    THF 799.97
    2-butanone 285.88
    n-pentanol 43.89
    sec-butanol 50.97
    n-hexane 43.66
    ethylene glycol 10.4
    NMP 813.35
    cyclohexane 122.22
    DMSO 408.32
    n-butyl acetate 315.24
    n-octanol 73.85
    chloroform 477.19
    n-propyl acetate 194.39
    acetic acid 68.44
    dichloromethane 408.66
    cyclohexanone 675.0
    propylene glycol 16.95
    isopropyl acetate 205.65
    DMAc 439.95
    2-ethoxyethanol 92.61
    isopentanol 50.26
    n-heptane 83.48
    ethyl formate 136.09
    1,2-dichloroethane 314.73
    n-hexanol 84.47
    2-methoxyethanol 127.15
    isobutyl acetate 139.32
    tetrachloromethane 159.8
    n-pentyl acetate 176.56
    transcutol 359.49
    n-heptanol 56.94
    ethylbenzene 132.78
    MIBK 199.08
    2-propoxyethanol 163.81
    tert-butanol 81.72
    MTBE 165.56
    2-butoxyethanol 106.31
    propionic acid 78.08
    o-xylene 195.49
    formic acid 12.73
    diethyl ether 186.22
    m-xylene 193.7
    p-xylene 173.38
    chlorobenzene 343.89
    dimethyl carbonate 139.34
    n-octane 40.64
    formamide 33.38
    cyclopentanone 884.42
    2-pentanone 273.68
    anisole 272.5
    cyclopentyl methyl ether 435.77
    gamma-butyrolactone 742.28
    1-methoxy-2-propanol 128.54
    pyridine 410.42
    3-pentanone 267.62
    furfural 682.77
    n-dodecane 32.42
    diethylene glycol 90.23
    diisopropyl ether 115.17
    tert-amyl alcohol 79.04
    acetylacetone 473.61
    n-hexadecane 38.54
    acetophenone 287.42
    methyl propionate 220.12
    isopentyl acetate 242.62
    trichloroethylene 664.14
    n-nonanol 75.14
    cyclohexanol 120.05
    benzyl alcohol 117.75
    2-ethylhexanol 95.72
    isooctanol 54.41
    dipropyl ether 250.12
    1,2-dichlorobenzene 372.84
    ethyl lactate 80.87
    propylene carbonate 386.62
    n-methylformamide 127.26
    2-pentanol 52.47
    n-pentane 35.23
    1-propoxy-2-propanol 171.69
    1-methoxy-2-propyl acetate 317.2
    2-(2-methoxypropoxy) propanol 161.79
    mesitylene 175.33
    ε-caprolactone 473.71
    p-cymene 148.31
    epichlorohydrin 561.52
    1,1,1-trichloroethane 479.56
    2-aminoethanol 19.78
    morpholine-4-carbaldehyde 693.98
    sulfolane 1061.65
    2,2,4-trimethylpentane 29.45
    2-methyltetrahydrofuran 501.31
    n-hexyl acetate 224.08
    isooctane 28.72
    2-(2-butoxyethoxy)ethanol 175.79
    sec-butyl acetate 156.36
    tert-butyl acetate 289.61
    decalin 79.04
    glycerin 31.11
    diglyme 405.28
    acrylic acid 78.72
    isopropyl myristate 144.88
    n-butyric acid 126.47
    acetyl acetate 242.23
    di(2-ethylhexyl) phthalate 99.48
    ethyl propionate 191.85
    nitromethane 265.43
    1,2-diethoxyethane 283.81
    benzonitrile 257.25
    trioctyl phosphate 80.27
    1-bromopropane 188.65
    gamma-valerolactone 824.72
    n-decanol 63.21
    triethyl phosphate 156.46
    4-methyl-2-pentanol 42.21
    propionitrile 126.33
    vinylene carbonate 356.73
    1,1,2-trichlorotrifluoroethane 339.99
    DMS 268.75
    cumene 98.2
    2-octanol 54.3
    2-hexanone 203.49
    octyl acetate 152.79
    limonene 228.4
    1,2-dimethoxyethane 318.94
    ethyl orthosilicate 141.96
    tributyl phosphate 101.6
    diacetone alcohol 225.23
    N,N-dimethylaniline 196.78
    acrylonitrile 171.0
    aniline 170.1
    1,3-propanediol 38.06
    bromobenzene 415.42
    dibromomethane 292.92
    1,1,2,2-tetrachloroethane 533.16
    2-methyl-cyclohexyl acetate 225.0
    tetrabutyl urea 161.38
    diisobutyl methanol 93.09
    2-phenylethanol 155.19
    styrene 182.23
    dioctyl adipate 183.73
    dimethyl sulfate 326.38
    ethyl butyrate 272.08
    methyl lactate 101.87
    butyl lactate 108.68
    diethyl carbonate 179.24
    propanediol butyl ether 86.01
    triethyl orthoformate 203.74
    p-tert-butyltoluene 155.5
    methyl 4-tert-butylbenzoate 234.27
    morpholine 412.95
    tert-butylamine 60.14
    n-dodecanol 56.85
    dimethoxymethane 292.42
    ethylene carbonate 277.42
    cyrene 223.58
    2-ethoxyethyl acetate 230.46
    2-ethylhexyl acetate 242.24
    1,2,4-trichlorobenzene 427.06
    4-methylpyridine 440.77
    dibutyl ether 188.43
    2,6-dimethyl-4-heptanol 93.09
    DEF 340.44
    dimethyl isosorbide 463.08
    tetrachloroethylene 338.58
    eugenol 183.38
    triacetin 266.58
    span 80 152.93
    1,4-butanediol 20.57
    1,1-dichloroethane 299.54
    2-methyl-1-pentanol 45.34
    methyl formate 130.14
    2-methyl-1-butanol 46.57
    n-decane 48.54
    butyronitrile 137.32
    3,7-dimethyl-1-octanol 88.89
    1-chlorooctane 123.36
    1-chlorotetradecane 69.6
    n-nonane 49.72
    undecane 38.42
    tert-butylcyclohexane 64.26
    cyclooctane 78.52
    cyclopentanol 154.29
    tetrahydropyran 433.78
    tert-amyl methyl ether 160.11
    2,5,8-trioxanonane 320.51
    1-hexene 82.32
    2-isopropoxyethanol 84.39
    2,2,2-trifluoroethanol 47.49
    methyl butyrate 234.46

    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