A1391012
Boron tribromide , 1.0Minmethylenechloride , 10294-33-4
Synonym(s):
Tribromoboron
CAS NO.：10294-33-4
Empirical Formula: BBr3
Molecular Weight: 250.52
MDL number: MFCD00011312
EINECS: 233-657-9
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | −46 °C(lit.) |
| Boiling point: | ~90 °C |
| Density | 2.60 g/mL at 20 °C(lit.) |
| vapor density | 8.6 (vs air) |
| vapor pressure | 40 mm Hg ( 14 °C) |
| Flash point: | 30 °F |
| refractive index | 1.4340 |
| storage temp. | Poison room |
| solubility | Miscible with ethanol and carbon tetrachloride. |
| form | Solution |
| Specific Gravity | 2.65 |
| color | colorless |
| Water Solubility | Reacts with water. |
| Sensitive | Moisture Sensitive |
| Merck | 14,1347 |
| Dielectric constant | 2.6（0℃） |
| Stability: | Stable, but reacts violently with water. |
| InChIKey | ILAHWRKJUDSMFH-UHFFFAOYSA-N |
| CAS DataBase Reference | 10294-33-4(CAS DataBase Reference) |
| EPA Substance Registry System | Boron tribromide (10294-33-4) |
Description and Uses
Boron tribromide is a colorless, fumingliquid. Molecular weight=250.57. Boiling point=90℃;Freezing/Melting point=-46℃; Vapor pressure=53 hPaat 14℃. Hazard Identification (based on NFPA-704 MRating System): Health 3, Flammability 0, Reactivity 2.Soluble in water; dangerous reaction.
Catalyst in manufacture of diborane, ultrahigh-purity boron, and semiconductors
Safety
| Symbol(GHS) |   GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H300+H330-H314 |
| Precautionary statements | P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 |
| Hazard Codes | T+,C,F,N |
| Risk Statements | 14-26/28-35-40-62-11-67-65-50/53-37-51/53-48/20 |
| Safety Statements | 9-26-28-36/37/39-45-23-33-16-62-61-60 |
| OEL | Ceiling: 1 ppm (10 mg/m3) |
| RIDADR | UN 3390 6.1/PG 1 |
| WGK Germany | 3 |
| RTECS | ED7400000 |
| F | 10-21 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | I |
| HS Code | 28129090 |
| Hazardous Substances Data | 10294-33-4(Hazardous Substances Data) |
