乙基二茂锰

乙基二茂锰 - Names and Identifiers

Name	Bis(ethylcyclopentadienyl)manganese
Synonyms	1,1'-Diethylmanganocene Bis(ethylcyclopentadienyl)manganese BIS(ETHYLCYCLOPENTADIENYL)MANGANESE bis(ethylcyclopentadienyl)manganese(ii)
CAS	101923-26-6

乙基二茂锰 - Physico-chemical Properties

Molecular Formula	C14H18Mn10*
Molar Mass	241.23
Boling Point	~80°C(lit.)
Flash Point	230°F
Appearance	liquid
Color	dark red
Storage Condition	Room Temprature
Sensitive	air sensitive, moisture sensitive

乙基二茂锰 - Risk and Safety

Risk Codes	R17 - Spontaneously flammable in air R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs	UN 3392 4.2/PG 1
WGK Germany	3
Hazard Class	4.2

乙基二茂锰 - Introduction

Bis(ethylcyclopentadienyl)manganese, chemical formula C12H16Mn, is an organic manganese compound. It has the following properties:
1. Appearance: It is a gray or brown solid.
2. Melting point and boiling point: Its melting point is about 80-90 ° C, and its boiling point is about 230-250 ° C.
3. Solubility: It can be dissolved in organic solvents such as benzene, ether and dichloromethane.

Bis(ethylcyclopentadienyl)manganese is mainly used as follows:
1. Catalyst: It can be used as a catalyst for asymmetric catalytic reactions, such as asymmetric hydrogenation and asymmetric carbonylation reactions in organic synthesis.
2. Electronic materials: It can be used as a precursor of organic metal compound electronic materials for the preparation of graphene, metal organic framework and other materials.

The method of preparing Bis(ethylcyclopentadienyl)manganese is usually through the following steps:
1. Cyclopentadiene was heated to 130°C, and ethyl bromide was added thereto.
2. Subsequently, ammonium dichloride (manganate) oxide is added to the reaction system in the next step.
3. After completion of the reaction, Bis(ethylcyclopentadienyl)manganese was obtained by filtration.

Regarding safety information, Bis(ethylcyclopentadienyl)manganese is an organometallic compound with certain toxicity and irritation. During operation and use, the following safety measures should be observed:
1. Avoid contact with skin, eyes and respiratory tract. Wear protective gloves, goggles and masks when using.
2. Operate in a well-ventilated place to avoid inhaling the generated gas or vapor.
3. Storage should be sealed and stored in a dry, cool place, away from fire and flammable materials.

Last Update：2024-04-10 22:29:15