308847-90-7

308847-90-7 - Names and Identifiers

Name	Bis(ethylcyclopentadienyl)tungsten(IV) dihydride
Synonyms	sten(IV) dihydride )tungsten(IV) dihydride BIS(ETHYLCYCLOPENTADIENYL)TUNGSTEN DIHYD BIS(ETHYLCYCLOPENTADIENYL)TUNGSTEN DIHYDRIDE Bis(ethylcyclopentadienyl)tungsten(IV) dihydride BIS(ETHYLCYCLOPENTADIENYL)TUNGSTEN(IV) DIHYDRIDE
CAS	308847-90-7

308847-90-7 - Physico-chemical Properties

Molecular Formula	C14H20W10*
Molar Mass	372.15
Melting Point	48-52°C(lit.)
Storage Condition	Room Temprature

308847-90-7 - Risk and Safety

WGK Germany

308847-90-7 - Introduction

Bis(ethylcyclopentadienyl)tungsten(IV) dihydride is an organic tungsten compound with the formula [W(C2H5C5H4)2H2]. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
1. Bis(ethylcyclopentadienyl)tungsten(IV) dihydride is a red crystal, soluble in non-polar solvents, such as benzene, methylene chloride and dimethyl carbonate.
2. The compound has high thermal stability and is relatively stable in air. It can be used as a catalyst in organic synthesis and participate in many important organic reactions, such as hydrogenation, ethylene polymerization and olefin epoxidation.

Use:
1. Bis(ethylcyclopentadienyl)tungsten(IV) dihydride can be used as catalysts in the field of organic synthesis to promote a variety of asymmetric and symmetric reactions.
2. It can also be used to prepare other organic tungsten compounds.

Preparation Method:
Bis(ethylcyclopentadienyl)tungsten(IV) dihydride can generally be prepared by the following steps:
1. synthesis of sodium cyclopentadiene (NaC5H5) and ethyl bromide reaction, ethyl cyclopentadiene (C5H5C2H5).
2. Reaction of ethyl cyclopentadiene and tungsten iodide (WCl4) in tetrahydrofuran (THF) to generate bis (ethyl cyclopentadiene) tungsten tetraiodide (W(C5H5C2H5)2I4).
3. Bis (ethylcyclopentadiene) tungsten tetraiodide is reacted with hydrogen to prepare Bis(ethylcyclopentadienyl)tungsten(IV) dihydride by reduction reaction.

Safety Information:
1. Bis(ethylcyclopentadienyl)tungsten(IV) dihydride should avoid contact with oxygen in the air during use to prevent oxidation.
2. use should pay attention to protective measures, avoid breathing, contact and ingestion.
3. As an organic tungsten compound, it may have an adverse impact on the environment, so it must comply with relevant safety regulations and environmental protection requirements during use and handling.
4. Follow chemical safety guidelines when handling and storing, and keep them away from flammable, flammable, and oxidizing substances.
5. Waste disposal should comply with relevant laws and regulations.

Last Update：2024-04-10 22:29:15