Ethynylmagnesium Bromide

CAS Number: 4301-14-8

Molecular Formula: C2HBrMg

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About Ethynylmagnesium Bromide

Ethynylmagnesium Bromide (CAS 4301-14-8) serves as a vital alkynyl Grignard reagent in the API intermediates market, primarily utilized for the nucleophilic ethynylation of chiral aldehydes and ketones to produce propargylic alcohols with a mandatory Pharma/API purity of 99%. Ethynylbromomagnesium is increasingly integ...

Synonyms

Ethynylmagnesium Bromide
4301-14-8
magnesium;ethyne;bromide
bromo(ethynyl)magnesium
ethinylmagnesium bromide

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Ethynylmagnesium Bromide Specifications

CAS Number

4301-14-8

Molecular Formula

C2HBrMg

Molecular Weight

129.24 g/mol

IUPAC Name

magnesium;ethyne;bromide

Canonical SMILES

C#[C-].[Mg+2].[Br-]

InChI Key

LROBJRRFCPYLIT-UHFFFAOYSA-M

InChI

InChI=1S/C2H.BrH.Mg/c1-2;;/h1H;1H;/q-1;;+2/p-1

EINECS Number

610-098-2

MDL Number

MFCD00075342

HSN No

29319090

CAS Number

4301-14-8

Molecular Formula

C2HBrMg

Molecular Weight

129.24 g/mol

IUPAC Name

magnesium;ethyne;bromide

Canonical SMILES

C#[C-].[Mg+2].[Br-]

InChI Key

LROBJRRFCPYLIT-UHFFFAOYSA-M

InChI

InChI=1S/C2H.BrH.Mg/c1-2;;/h1H;1H;/q-1;;+2/p-1

EINECS Number

610-098-2

MDL Number

MFCD00075342

HSN No

29319090

Molecular Weight

129.24 g/mol

Boiling Point

66 °C

Density

0.94 g/mL

PSA

0 Å²

Average mass

129.24 g/mol

Monoisotopic mass

127.91120 Da

Molar mass

129.24 g/mol

Organic Synthesis Reagent

A cornerstone Grignard reagent used as a potent nucleophile for the introduction of ethynyl groups into various molecular scaffolds through 1,2-addition to aldehydes and ketones

Pharmaceutical Intermediate

A vital building block employed in the ethynylation of chiral aldehydes and the total synthesis of complex natural products like the antibiotic (+)-4-demethoxydaunomycin

Material Science Precursor

A specialized reagent used to prepare alkyl(triethynyl)germanes and functionalized polymers for the development of materials with specific electronic or optical properties

Chemical Building Block

A versatile intermediate used in the synthesis of ethynyl aziridines, unsaturated phosphonites, and anthracene-containing species for advanced organic frameworks.