Description

Description

Methyl chloroglyoxylate (CAS No. 5781-53-3) is a highly reactive organic compound with the molecular formula C₃H₃ClO₃. Also known by its IUPAC name, methyl 2-chloro-2-oxoacetate, this ester of chloroglyoxylic acid is a versatile building block in synthetic organic chemistry. Its molecular weight of 122.51 g/mol and clear to pale yellow liquid appearance make it suitable for precise laboratory applications.

This compound is widely utilized in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals due to its reactive chloro and ester functional groups. It is typically stored under inert conditions to prevent hydrolysis and degradation. Researchers value Methyl chloroglyoxylate for its ability to act as an acylating agent and its role in the preparation of heterocyclic compounds.

Key Specifications:

• CAS Number: 5781-53-3
• Molecular Formula: C₃H₃ClO₃
• Appearance: Clear to pale yellow liquid
• Purity: ??95% (GC)
• Storage: Store under nitrogen at 2-8??C

Application

Methyl chloroglyoxylate is primarily used as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs) and fine chemicals. Its reactive chloro and carbonyl groups facilitate efficient acylations and condensation reactions. Researchers employ it in the preparation of heterocyclic scaffolds, which are crucial in drug discovery. Additionally, it serves as a precursor in the manufacture of agrochemicals and specialty polymers.

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