Bis(pentamethylcyclopentadienyl)manganese

Bis(pentamethylcyclopentadienyl)manganese - Names and Identifiers

Name	Bis(pentamethylcyclopentadienyl)manganese
Synonyms	DECAMETHYLMANGANOCENE Manganocene, decamethyl- BIS(PENTAMETHYLCYCLOPENTADIENYL)MANGANESE Bis(pentamethylcyclopentadienyl)manganese BIS(PENTAMETHYLCYCLOPENTADIENYL)MANGANESE(II) Bis(pentamethylcyclopentadienyl)manganese, (Decamethylmanganocene)
CAS	67506-86-9

Bis(pentamethylcyclopentadienyl)manganese - Physico-chemical Properties

Molecular Formula	C20H30Mn10*
Molar Mass	325.39
Melting Point	230°C (dec.)(lit.)
Appearance	crystal
Color	orange
Exposure Limit	OSHA: Ceiling 5 mg/m3NIOSH: IDLH 500 mg/m3; TWA 1 mg/m3; STEL 3 mg/m3
Storage Condition	Room Temprature
Sensitive	Air & Moisture Sensitive
MDL	MFCD00058844

Bis(pentamethylcyclopentadienyl)manganese - Risk and Safety

Safety Description	24/25 - Avoid contact with skin and eyes.
WGK Germany	3
HS Code	29310099

Bis(pentamethylcyclopentadienyl)manganese - Introduction

Bis(pentamethylcyclopentadienyl)manganese is an organometallic compound with the formula Mn(Cp *)2, where Cp * represents a pentamethylcyclopentadiene group. Its properties are as follows:

1. appearance: Bis(pentamethylcyclopentadienyl)manganese is a black solid.
2. Melting point: Its melting point is about 160-170 degrees Celsius.
3. Solubility: It can be dissolved in some organic solvents, such as benzene, dimethylformamide, etc.
4. Stability: Bis(pentamethylcyclopentadienyl)manganese is relatively stable in the atmosphere, but it is easy to decompose under high temperature, oxygen and humidity conditions.

Bis(pentamethylcyclopentadienyl)manganese has some important applications:

1. Catalyst: It is often used as a catalyst in organic synthesis reactions, such as hydrogenation, transfer hydrogenation, halogenation, etc.
2. Battery: It is used as a cathode material for lithium-ion batteries to improve battery performance.
3. magnetic material: Bis(pentamethylcyclopentadienyl)manganese is a magnetic compound and can be used to prepare magnetic materials.

The common method for preparing Bis(pentamethylcyclopentadienyl)manganese is through the reaction of pentamethylcyclopentadiene sodium and manganese dichloride in toluene. The preparation process generally needs to be carried out under an inert atmosphere.

Regarding safety information, you need to pay attention to the following points:

1. toxicity: Bis(pentamethylcyclopentadienyl)manganese may be toxic to human body, need to pay attention to avoid inhalation or contact.
2. Thermal stability: At high temperatures, it may decompose and release harmful gases or vapors.
3. Avoid contact: Avoid contact with skin, eyes, etc., and avoid ingestion or inhalation.
4. storage conditions: Bis(pentamethylcyclopentadienyl)manganese should be stored in a dry, cool, ventilated place, and away from inflammables and oxidants.

Last Update：2024-04-10 22:29:15