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CAS 21969-32-4

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1-Methyl-2-propenylmagnesium chloride

Description:
1-Methyl-2-propenylmagnesium chloride, with the CAS number 21969-32-4, is an organomagnesium compound commonly used in organic synthesis as a Grignard reagent. This compound features a magnesium atom bonded to a 1-methyl-2-propenyl group and a chloride ion, making it a key intermediate in various chemical reactions. It is typically a colorless to pale yellow liquid or solid, depending on its form and purity. As a Grignard reagent, it is highly reactive, particularly with water and protic solvents, leading to the formation of hydrocarbons and other organic compounds. It is also sensitive to air and moisture, necessitating careful handling under inert atmospheres. The reactivity of 1-methyl-2-propenylmagnesium chloride allows it to participate in nucleophilic addition reactions, enabling the formation of carbon-carbon bonds, which is essential in the synthesis of complex organic molecules. Proper storage and handling protocols are crucial due to its reactivity and potential hazards associated with its use in laboratory settings.
Formula:C4H7ClMg
InChI:InChI=1/C4H7.ClH.Mg/c1-3-4-2;;/h3-4H,1H2,2H3;1H;/q;;+1/p-1/rC4H7ClMg/c1-3-4(2)6-5/h3-4H,1H2,2H3
SMILES:C=C[CH]C.Cl.[Mg]
Synonyms:
  • Chloro-(1-Methylprop-2-Enyl)Magnesium
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