Ethylmagnesium bromide, CAS No. 925-90-6

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925-90-6

Catalog No. EBD5862

CAS 925-90-6

Name Ethylmagnesium bromide

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Basic Information

Synonyms: bromoethyl-magnesiu ethvlmagnesiumbromide bromoethylmagnesium ethylmagnesium ethylmagnesiumbromidesolution,~3min ethylmagnesiumbromide,1.0msolutionintetrahydrofuran ethylmagnesiumbromide,3.0msolutionindiethylether Ethylmagnesiumbromide Magnesium,bromoethyl- magnesiumbromideethanide(1:1:1)

Molecular Formula: C2H5BrMg

Molecular Weight: 133.27

MDL Number: MFCD00000043

Categories: Synthetic Chemistry > Organometallic Reagents > Grignard Reagents

Product Description:

Ethylmagnesium bromide is a classic organometallic compound belonging to the Grignard reagent family. It is typically supplied as a solution in diethyl ether or tetrahydrofuran. The compound features a polar carbon-magnesium bond, making the ethyl group nucleophilic and highly reactive. Its primary and almost exclusive application is as a fundamental reagent in organic synthesis. It is extensively used for nucleophilic addition reactions to carbonyl groups (aldehydes, ketones, esters, etc.) to form new carbon-carbon bonds, leading to the synthesis of secondary and tertiary alcohols. It also participates in nucleophilic substitution reactions with various electrophiles like epoxides and alkyl halides. Due to its high reactivity with protic solvents and air, it must be handled under inert atmosphere (argon or nitrogen) conditions. As a foundational synthetic tool, it is a staple in research laboratories, pharmaceutical intermediate production, and fine chemical manufacturing. Its use is ubiquitous in constructing complex molecular frameworks, but it is not typically associated with a specific, direct end-use application like a drug or material.

Physical Properties

Melting Point: -116.3°C

Boiling Point: 34.6°C

Flash Point: -11 °C

Density: 1.140 g/mL at 25 °C

Storage: water-free area

Safety Information

Packing Level: I

Hazard Category: 4.3(3)

Transport Codes: 3399A

Analytical Data

Appearance: dark brown solution