双羰基钨(0)

双羰基钨(0) - Names and Identifiers

Name	Bis(acetonitrile)tetracarbonyltungsten
Synonyms	e)tetracarbonyL Bis(acetonitrile)tetracarbonyltungsten BIS(ACETONITRILE)TETRACARBONYLTUNGSTEN(0) Bis(acetonitrile)tetracarbonyltungsten(0)
CAS	16800-45-6

双羰基钨(0) - Physico-chemical Properties

Molecular Formula	C8H6N2O4W
Molar Mass	377.99
Appearance	solid
Color	yellow
Sensitive	air sensitive

双羰基钨(0) - Introduction

Bis (acetonitrile) tungsten tetracarbonyl is an organic tungsten compound with the chemical formula [WC(CO)4]2. The following are some of the properties, uses, preparation and safety information of the compound:

Nature:
1. Bis (acetonitrile) tungsten tetracarbonyl is a colorless solid whose structure contains two acetonitrile and four carbonyl ligands coordinated with tungsten atoms.
2. It is insoluble in water, but can be dissolved in organic solvents, such as ethanol, acetone, etc.
3. Bis (acetonitrile) tungsten tetracarbonyl is a stable compound that can be stored in the atmosphere for a long time, but it will decompose at high temperatures.

Use:
1. As a catalyst: Bis (acetonitrile) tetracarbonyl tungsten is widely used in the formation of carbene and total carbene in organic synthesis, and has important catalytic activity. It can be used to catalyze the conversion of alkynes and alkenes, the activation of C- H bonds and other reactions.
2. as an intermediate: Bis (acetonitrile) tetracarbonyl tungsten can be used as an intermediate in chemical synthesis to participate in the synthesis of other organic tungsten compounds.

Preparation Method:
Bis (acetonitrile) tetracarbonyl tungsten can be prepared by reacting tungsten cyanide with ammonium carbonyl. The product can be purified by crystallization and purification process to obtain the pure compound.

Safety Information:
1. Bis (Acetonitrile) Tetracarbonyl Tungsten may be harmful to humans and may cause irritation, burning and injury when touched or swallowed.
2. When handling and storing compounds, wear appropriate personal protective equipment to avoid inhalation of particles or exposure to skin and eyes.
3. The compound should be operated in a well-ventilated place to avoid contact with oxidants or flammable substances.
4. Waste disposal shall comply with local regulations and shall not be dumped or discharged into the water source.

Last Update：2024-04-10 22:29:15