ARSENIC (III) BROMIDE
- CAS NO.：7784-33-0
- Empirical Formula: AsBr3
- Molecular Weight: 314.63
- MDL number: MFCD00014164
- EINECS: 232-057-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-01 16:59:24
What is ARSENIC (III) BROMIDE?
Chemical properties
Faintly yellow solid
The Uses of ARSENIC (III) BROMIDE
Analytical chemistry, medicine.
Safety Profile
Confirmed human carcinogen. A poison. See also ARSENIC COMPOUNDS and BROMIDES. When heated to decomposition it emits very toxic fumes of As and Br-.
Purification Methods
It hydrolyses in H2O, but less readily than AsCl3. POISONOUS. [Schenk in Handbook of Preparative Inorganic Chemistry (Ed. Brauer) Academic Press Vol I p 597 1963.]
Properties of ARSENIC (III) BROMIDE
| Melting point: | 31 °C |
| Boiling point: | 221 °C |
| Density | 3,54 g/cm3 |
| solubility | reacts with H2O; soluble in hydrocarbon solvents, ctc;very soluble in ethyl ether, benzene |
| form | yellow orthorhombic crystals |
| color | Colorless, deliquescent, rhombic crystals |
| Specific Gravity | 3.54 |
| Water Solubility | decomposed in H2O, forming HBr, As2O3; miscible with ether, benzene [MER06] |
| Sensitive | moisture sensitive |
| Dielectric constant | 9.0（37℃） |
| EPA Substance Registry System | Arsenous tribromide (7784-33-0) |
Safety information for ARSENIC (III) BROMIDE
Computed Descriptors for ARSENIC (III) BROMIDE
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