Mercurous bromide

  • Identifiers

    Molecular formula
    Br2Hg2

    SMILES
    Br[Hg].Br[Hg]

    Safety labels

    Acute Toxic
    Acute Toxic

    Health Hazard
    Health

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Fishy 57.03%
    Odorless 46.72%
    Cheesy 44.29%
    Ripe 40.19%
    Fermented 25.9%
    Alcoholic 25.83%
    Oily 25.46%
    Sulfurous 24.02%
    Meaty 23.15%
    Pungent 21.31%

     

    Flavor
    Fishy 33.74%
    Egg 31.07%
    Ammoniacal 26.99%
    Odorless 26.0%
    Rotten 24.96%
    Garlic 23.52%
    Sulfur 23.42%
    Decomposing cabbage 22.15%
    Ammonia 20.27%
    Mousy 19.65%

     

  • Properties

    pKa est.
    -71.29 (strong acid)

    Molecular weight
    560.99 g/mol

    Melting point expt.

    • 405 °C

    Flash point

    • 243.66 ˚C est.

    Solubility expt.

    • 0.000004 G SOL IN 100 ML WATER AT 25 °C
    • Insol in ether
    • Sol in fuming nitric acid (prolonged heating), hot concentrated sulfuric acid, hot ammonium carbonate or ammonium succinate solutions
    • INSOL IN ALCOHOLS & ACETONE

  • Synonyms

    • Mercury monobromide
    • Mercury bromide (Hg2Br2)
    • Mercury, dibromodi-, (Hg-Hg)
    • HSDB 1221
    • UNII-JSJ4936A2S
    • JSJ4936A2S
    • DIMERCURY DIBROMIDE
    • DTXSID3065879
    • MERCUROUS BROMIDE, (SOLID)
    • MERCUROUS BROMIDE (HG2BR2)
  • Applications

    Mercurous bromide is a mercurous salt used as an inorganic intermediate and precursor in the synthesis of mercury(I) compounds and related mercury halide systems. It serves as a reagent in analytical chemistry for qualitative halide testing and redox chemistry involving mercury. In research settings, it is commonly evaluated as a precursor for coordination- and organomercury chemistry and for developing mercury-containing materials. In specialized electrochemistry, it may be employed in lab-scale reference electrode contexts or redox studies, reflecting its role as a starting point for selective mercury(I) chemistry in niche industrial synthesis.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 881.97
    methanol 962.36
    isopropanol 741.81
    water 42.02
    ethyl acetate 461.57
    n-propanol 647.12
    acetone 858.92
    n-butanol 646.98
    acetonitrile 425.82
    DMF 1396.66
    toluene 368.27
    isobutanol 465.73
    1,4-dioxane 1226.86
    methyl acetate 442.48
    THF 1744.16
    2-butanone 540.17
    n-pentanol 503.89
    sec-butanol 541.56
    n-hexane 153.76
    ethylene glycol 473.91
    NMP 1106.64
    cyclohexane 233.26
    DMSO 1579.31
    n-butyl acetate 410.7
    n-octanol 409.3
    chloroform 957.35
    n-propyl acetate 373.27
    acetic acid 833.64
    dichloromethane 807.29
    cyclohexanone 767.66
    propylene glycol 379.08
    isopropyl acetate 345.61
    DMAc 858.18
    2-ethoxyethanol 828.77
    isopentanol 511.68
    n-heptane 204.64
    ethyl formate 369.6
    1,2-dichloroethane 606.0
    n-hexanol 565.03
    2-methoxyethanol 1288.18
    isobutyl acetate 275.94
    tetrachloromethane 340.04
    n-pentyl acetate 379.53
    transcutol 1461.72
    n-heptanol 421.56
    ethylbenzene 201.14
    MIBK 403.66
    2-propoxyethanol 903.02
    tert-butanol 786.05
    MTBE 519.97
    2-butoxyethanol 658.15
    propionic acid 461.67
    o-xylene 301.87
    formic acid 441.37
    diethyl ether 637.41
    m-xylene 299.86
    p-xylene 245.14
    chlorobenzene 386.27
    dimethyl carbonate 312.06
    n-octane 108.06
    formamide 542.66
    cyclopentanone 958.4
    2-pentanone 584.12
    anisole 423.05
    cyclopentyl methyl ether 787.06
    gamma-butyrolactone 859.66
    1-methoxy-2-propanol 956.68
    pyridine 745.18
    3-pentanone 413.88
    furfural 893.47
    n-dodecane 92.84
    diethylene glycol 910.76
    diisopropyl ether 294.98
    tert-amyl alcohol 559.09
    acetylacetone 601.52
    n-hexadecane 98.61
    acetophenone 381.26
    methyl propionate 416.27
    isopentyl acetate 346.54
    trichloroethylene 865.23
    n-nonanol 360.61
    cyclohexanol 638.08
    benzyl alcohol 426.72
    2-ethylhexanol 356.45
    isooctanol 339.59
    dipropyl ether 487.7
    1,2-dichlorobenzene 363.21
    ethyl lactate 270.48
    propylene carbonate 490.33
    n-methylformamide 604.85
    2-pentanol 510.6
    n-pentane 221.31
    1-propoxy-2-propanol 697.76
    1-methoxy-2-propyl acetate 459.48
    2-(2-methoxypropoxy) propanol 493.77
    mesitylene 231.08
    ε-caprolactone 627.54
    p-cymene 208.36
    epichlorohydrin 896.23
    1,1,1-trichloroethane 589.04
    2-aminoethanol 573.87
    morpholine-4-carbaldehyde 1227.15
    sulfolane 1115.84
    2,2,4-trimethylpentane 114.24
    2-methyltetrahydrofuran 981.98
    n-hexyl acetate 412.56
    isooctane 107.37
    2-(2-butoxyethoxy)ethanol 724.47
    sec-butyl acetate 270.09
    tert-butyl acetate 418.26
    decalin 116.32
    glycerin 600.61
    diglyme 1116.83
    acrylic acid 452.93
    isopropyl myristate 237.02
    n-butyric acid 589.08
    acetyl acetate 344.9
    di(2-ethylhexyl) phthalate 231.01
    ethyl propionate 292.4
    nitromethane 810.57
    1,2-diethoxyethane 602.13
    benzonitrile 387.45
    trioctyl phosphate 200.48
    1-bromopropane 414.19
    gamma-valerolactone 1114.79
    n-decanol 294.55
    triethyl phosphate 215.0
    4-methyl-2-pentanol 340.79
    propionitrile 359.5
    vinylene carbonate 443.35
    1,1,2-trichlorotrifluoroethane 791.97
    DMS 302.04
    cumene 178.1
    2-octanol 330.79
    2-hexanone 419.14
    octyl acetate 284.13
    limonene 303.09
    1,2-dimethoxyethane 1047.49
    ethyl orthosilicate 234.8
    tributyl phosphate 205.59
    diacetone alcohol 568.65
    N,N-dimethylaniline 383.05
    acrylonitrile 406.26
    aniline 470.57
    1,3-propanediol 720.04
    bromobenzene 369.09
    dibromomethane 636.98
    1,1,2,2-tetrachloroethane 754.9
    2-methyl-cyclohexyl acetate 291.52
    tetrabutyl urea 301.52
    diisobutyl methanol 280.77
    2-phenylethanol 412.48
    styrene 257.12
    dioctyl adipate 296.45
    dimethyl sulfate 459.58
    ethyl butyrate 325.01
    methyl lactate 376.25
    butyl lactate 331.43
    diethyl carbonate 234.24
    propanediol butyl ether 596.46
    triethyl orthoformate 300.68
    p-tert-butyltoluene 226.04
    methyl 4-tert-butylbenzoate 438.92
    morpholine 1237.72
    tert-butylamine 564.22
    n-dodecanol 253.38
    dimethoxymethane 941.01
    ethylene carbonate 383.87
    cyrene 494.36
    2-ethoxyethyl acetate 440.23
    2-ethylhexyl acetate 306.01
    1,2,4-trichlorobenzene 435.31
    4-methylpyridine 641.71
    dibutyl ether 373.27
    2,6-dimethyl-4-heptanol 280.77
    DEF 643.94
    dimethyl isosorbide 726.5
    tetrachloroethylene 622.17
    eugenol 474.43
    triacetin 391.83
    span 80 530.37
    1,4-butanediol 408.05
    1,1-dichloroethane 567.66
    2-methyl-1-pentanol 401.58
    methyl formate 498.78
    2-methyl-1-butanol 458.03
    n-decane 128.54
    butyronitrile 412.24
    3,7-dimethyl-1-octanol 332.23
    1-chlorooctane 263.66
    1-chlorotetradecane 153.25
    n-nonane 130.39
    undecane 105.87
    tert-butylcyclohexane 123.15
    cyclooctane 119.54
    cyclopentanol 697.25
    tetrahydropyran 935.67
    tert-amyl methyl ether 460.1
    2,5,8-trioxanonane 852.45
    1-hexene 289.45
    2-isopropoxyethanol 601.64
    2,2,2-trifluoroethanol 362.84
    methyl butyrate 371.46

    Scent© AI

1 of 4
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