Mercury(II) bromide
SIGALD/83353 - puriss. p.a., ACS reagent, ≥99.0% (precipitation titration)
Synonym: Mercuric bromide
CAS Number: 7789-47-1
Empirical Formula (Hill Notation): Br2Hg
Molecular Weight: 360.40
EC Number: 232-169-3
MDL Number: MFCD00011040
Linear Formula: HgBr2
Product Type: Chemical
| anion traces | chloride (Cl-): ≤2000 mg/kg |
| sulfate (SO42-): ≤50 mg/kg | |
| assay | ≥99.0% (precipitation titration) |
| bp | 322 °C (lit.) |
| cation traces | Ca: ≤10 mg/kg |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤5 mg/kg | |
| K: ≤50 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Na: ≤50 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | powder or crystals |
| grade | ACS reagent |
| puriss. p.a. | |
| ign. residue (after reduction) | ≤0.02% |
| InChI | 1S/2BrH.Hg/h2*1H;/q;;+2/p |
| InChI key | NGYIMTKLQULBOO-UHFFFAOYSA |
| mp | 236 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | Br[Hg]Br |
| vapor pressure | 1 mmHg ( 136.5 °C) |
| General description: | Mercury(II) bromide (HgBr2) affords 1:1 adducts on reaction with N,N,N′,N′- tetramethyl-o-phenylenediamine (o-Me2N.C6H4.NMe2). Single-crystal X-ray diffraction studies of these adducts have been reported. |
| Symbol | ![]() ![]() GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H300 + H310 + H330 - H373 - H410 |
| Precautionary statements | P262 - P273 - P280 - P302 + P352 + P310 - P304 + P340 + P310 - P314 |
| Hazard Codes | T+,N |
| Risk Statements | 26/27/28-33-50/53 |
| Safety Statements | 13-28-45-60-61 |
| RIDADR | UN 1634 6.1 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% (precipitation titration) |
| bp | 322 °C (lit.) |
| mp | 236 °C (lit.) |
| UNSPSC | 12352302 |




