Dichlorosilane
[CAS# 4109-96-0]

Identification

• Classification: Chemical reagent >> Silane reagent
• Name: Dichlorosilane
• Molecular Formula: Cl₂H₂Si
• Molecular Weight: 101.01
• CAS Registry Number: 4109-96-0
• EC Number: 223-888-3

Properties

• Melting point: -122 ºC
• Boiling point: 8 ºC
• Water solubility: decomposes

Safety Data

• Hazard Symbols: F+;T
• Risk Codes: R12;R14;R23;R34
• Safety Description: S26;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable gases	Flam. Gas	1	H220
Acute toxicity	Acute Tox.	2	H330
Gases under pressure (liquid)	Press. Gas (Liq.)		H280
Skin corrosion	Skin Corr.	1B	H314
Skin corrosion	Skin Corr.	1A	H314
Acute toxicity	Acute Tox.	3	H331
Gases under pressure (compressed)	Press. Gas (Comp.)		H280
Substances or mixtures which in contact with water emit flammable gases	Water-react.	3	H261
Serious eye damage	Eye Dam.	1	H318

• Transport Information: UN 2189