Methyl oxalyl chloride [5781-53-3]

Methyl Oxalyl Chloride [5781-53-3] is a chemically defined substance with the molecular formula ClCOCOOCH3 and a molecular weight of 122.51. This compound belongs to the organics category, serving as an ester derivative of oxalic acid and methanol, with chlorine replacing one hydroxyl group. The hazard signal word for this product is Danger. As a building block, it may find utility in various organic synthesis reactions due to its unique structure. This specific offering has been assayed to contain at least 98.0% of the title compound, making it suitable for laboratory use. It appears as a colourless liquid and can be stored ambiently.

• CAS Number: 5781-53-3
• Exact Mass: 121.9770716
• Assay GC: ≥98.0%
• Molecular Formula: ClCOCOOCH3
• GHS Signal Word: Danger
• Molecular Weight: 122.51
• Hazard Statements:
• H226: Flammable liquid and vapor [Warning Flammable liquids]