| Identification | More | [Name]
SILICON TETRABROMIDE | [CAS]
7789-66-4 | [Synonyms]
SILICON BROMIDE
SILICON(IV) BROMIDE
Silicon(IV) bromide(tetrabromosilane)
SILICON TETRABROMIDE
TETRABROMOSILANE
SiBr4
Silane, tetrabromo-
Silane,tetrabromo-
tetrabromo-silan
SILICON TETRABROMIDE, 99.995%
SILICON TETRABROMIDE, 99+%
Silicon(Ⅳ)bromide
Silicon(IV)bromide,99+% | [EINECS(EC#)]
232-182-4 | [Molecular Formula]
Br4Si | [MDL Number]
MFCD00049530 | [Molecular Weight]
347.7 | [MOL File]
7789-66-4.mol |
| Chemical Properties | Back Directory | [Appearance]
Fuming, colorless liquid that turns yel-
low in air; disagreeable odor. Decomposed by water with evolution of heat. Noncombustible.
| [Melting point ]
5 °C(lit.)
| [Boiling point ]
153 °C(lit.)
| [density ]
2.8 g/mL at 25 °C(lit.)
| [vapor density ]
2.8 (vs air)
| [refractive index ]
1.5627 | [Fp ]
154°C | [solubility ]
reacts with H2O | [form ]
Liquid | [color ]
Colorless to pale yellow | [Specific Gravity]
2.772 | [Water Solubility ]
decomposed in water to HBr, silicic acid, with evolution of heat [MER06] | [Hydrolytic Sensitivity]
8: reacts rapidly with moisture, water, protic solvents | [Sensitive ]
Moisture Sensitive | [Merck ]
14,8499 | [CAS DataBase Reference]
7789-66-4(CAS DataBase Reference) | [EPA Substance Registry System]
Tetrabromosilane (7789-66-4) |
| Hazard Information | Back Directory | [Chemical Properties]
Fuming, colorless liquid that turns yel-
low in air; disagreeable odor. Decomposed by water with evolution of heat. Noncombustible.
| [Hazard]
Strong irritant to tissue.
| [Uses]
Silicon tetrabromide (SiBr4) may be used to prepare photoluminescent silicon nanocrystals by chemical reduction with alkaline metals. |
| Safety Data | Back Directory | [Hazard Codes ]
C | [Risk Statements ]
R34:Causes burns. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S27:Take off immediately all contaminated clothing .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . | [RIDADR ]
UN 3264 8/PG 2
| [WGK Germany ]
3
| [F ]
10-23 | [TSCA ]
Yes | [HazardClass ]
8 | [PackingGroup ]
II |
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