Tungsten Hexacarbonyl

Tungsten Hexacarbonyl Picture

Brief Introduction

Tungsten hexacarbonyl is a coordination compound with the chemical formula W(CO)6. Through it, the first dihydrogen complex was obtained. It is a colorless solid, and is the same as the carbonyl chromium hexacarbonyl and molybdenum hexacarbonyl, which is a volatile and stable substance in the air, in which the tungsten atom has a zero valence.

Basic Information

Chinese Name: 六羰基钨
CAS Number: 14040-11-0
Chemical Formula: C6O6W
Molecular Weight: 351.90100

Numbering System

MDL Number: MFCD00011462
EINECS Number: 237-880-2
PubChem Number: 24870851

Physical and Chemical Property

Appearance and Properties: White crystalline powder
Density: 2.65 g/mL at 25 °C(lit.)
Boiling Point: 175 °C
Melting Point: 150 °C(lit.)
Flashing Point: 200°C
Water Solubility: insoluble in water
Stability: stable, unstable in contact with oxidants
Storage Conditions: Sealed and stored in a cool, ventilated environment.
Vapor density: 12.1
Vapor pressure: 1.2 mm Hg (67 °C)

Security Information

Safety Instructions: S22-S24/25-S45-S38-S36/37/39-S28A
Hazard Category Code: R23/24/25
WGK Germany:3
Dangerous Goods Transport Code: UN 3466 6.1/PG 3
Customs Code: 29310095
Hazard Category: 6.1
Packing Grade: II
Dangerous Goods Sign: T