Tungstanocene dihydride - Names and Identifiers
Tungstanocene dihydride - Physico-chemical Properties
Molecular Formula | C10H2W
|
Molar Mass | 305.97 |
Melting Point | 115°C(lit.) |
Boling Point | 41.5°C at 760 mmHg |
Flash Point | >230°F |
Vapor Presure | 418mmHg at 25°C |
Appearance | solid |
Sensitive | Air & Moisture Sensitive |
Physical and Chemical Properties | Sensitivity: Air & motion Sensitive WGK Germany:3 |
Tungstanocene dihydride - Risk and Safety
Risk Codes | R14 - Reacts violently with water
R34 - Causes burns
R14/15 -
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
UN IDs | UN 3131 4.3/PG 2 |
WGK Germany | 3 |
Hazard Class | 4.3 |
Packing Group | III |
Tungstanocene dihydride - Introduction
Bis (cyclopentadienyl) tungsten dihydride, chemical formula (C5H5)2WH2, is a colorless crystalline solid. It has the following properties:
1. Stability: Bis (cyclopentadiene) tungsten hydride is stable at room temperature and has high thermal stability and chemical stability.
2. Catalysis: Bis (cyclopentadiene) tungsten dihydride is widely used in the field of catalysis and can catalyze a variety of organic reactions, such as hydrogenation reactions, olefin polymerization reactions, etc. It can also be used as a catalyst precursor and has important application value in organic synthesis.
3. metal amino reducing agent: bis (cyclopentadiene) tungsten dihydride can be used as a reducing agent to react with copper sulfate and other compounds to generate the corresponding metal.
The preparation method of bis (cyclopentadienyl) tungsten dihydride is generally prepared by reacting lithium cyclopentadienyl with tungsten hydride. The preparation process needs to pay attention to the control of temperature and atmosphere to ensure the smooth progress of the reaction.
Regarding safety information, bis (cyclopentadiene) tungsten dihydride is a low-toxic compound, but the following aspects still need to be noted:
1. Avoid prolonged contact: Prolonged contact may cause skin and eye irritation, so you should wear appropriate personal protective equipment, such as lab gloves and eye masks, during operation.
2. avoid inhalation: bis (cyclopentadiene) tungsten hydride dust or vapor can cause respiratory system irritation, in order to avoid inhalation, the operation should be equipped with a protective mask or maintain good ventilation conditions.
3. Storage requirements: It should be stored in a sealed container, away from fire and oxidant, and avoid contact with moisture and oxygen in the air.
In general, bis (cyclopentadiene) tungsten dihydride is a compound with a wide range of applications, but safety precautions should be taken during operation and storage.
Last Update:2024-04-10 22:29:15