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Silicon bromide

Silicon bromide structure

CAS No:
7789-66-4
Formula:
Br4Si
Chemical Name:
Silicon bromide
Synonyms:
Silane,tetrabromo-;Silicon bromide (SiBr4);Tetrabromosilane;Silicon tetrabromide;Perbromosilane;Silicon bromide
Categories:
Chemical Reagents > Silane Reagent

Description

Fuming, colorless liquid that turns yel- low in air; disagreeable odor. Decomposed by water with evolution of heat. Noncombustible.

Silicon bromide Basic Attributes

Molecular Weight：

347.7

Exact Mass：

347.70

EC Number：

232-182-4

UNII：

8GAC9YWL42

DSSTox ID：

DTXSID6064872

Characteristics

PSA：

XLogP3：

3.00160

Appearance：

Colorless to pale yellow Liquid

Density：

2.772 g/cm³ @ Temp: 25 °C

Melting Point：

5 °C

Boiling Point：

154 °C

Flash Point：

154°C

Refractive Index：

1.5627

Water Solubility：

decomposed in water to HBr, silicic acid, with evolution of heat [MER06]

Vapor Density：

2.8 (vs air)

Safety Information

Packing level：

Hazard category：

Transport codes：

UN 3264 8/PG 2

wgk germany：

hazard class code：

safety instructions：

26-27-28-36/37/39

Marks：

Precautionary statement(s)：

P280-P305 + P351 + P338-P310

Hazard Statements：

H314

GHS Classification：

|Danger|H302 (33.85%): Harmful if swallowed [Warning Acute toxicity, oral]|P260, P261, P264, P270, P271, P280, P301+P312, P301+P330+P331, P302+P352, P303+P361+P353, P304+P312, P304+P340, P305+P351+P338, P310, P312, P321, P322, P330, P363, P403+P233, P405, and P501|Aggregated GHS information provided by 65 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Silicon bromide Use and Manufacturing

Manufacturing Info：

Silane, tetrabromo-: ACTIVE

Computed Properties

Molecular Weight:347.70
Exact Mass:347.64618
Monoisotopic Mass:343.65028
Heavy Atom Count:5
Complexity:19.1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Grade: top

Content: 99%

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