Diborane
[CAS# 19287-45-7]

Identification

• Classification: Chemical reagent >> Organic reagent >> Borane
• Name: Diborane
• Molecular Formula: B₂H₆
• Molecular Weight: 27.67
• CAS Registry Number: 19287-45-7
• EC Number: 242-940-6

Properties

• Density: 0.477
• Melting point: -165 °C
• Boiling point: -93 °C
• Flash point: -90 °C
• Water solubility: Decomposes

Safety Data

• Hazard Symbols: F+;T
• Risk Statements: R12;R23/24/25;R36/37/38
• Safety Statements: S9;S16;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable gases	Flam. Gas	1	H220
Acute toxicity	Acute Tox.	1	H330
Gases under pressure (liquid)	Press. Gas (Liq.)		H280
Gases under pressure (compressed)	Press. Gas (Comp.)		H280
Acute toxicity	Acute Tox.	2	H330

• Transport Information: UN 1911; UN 1953