Cyclopropane sulfonyl chloride

Cyclopropane sulfonyl chloride

CAS No.: 139631-62-2
Molecular Formula: C₃H₅ClO₂S
Molecular Weight: 140.59 g/mol
Appearance: Colorless to pale yellow liquid
Purity: ≥97% (GC)
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Product Description

Cyclopropanesulfonyl chloride is a reactive sulfonyl chloride compound with a boiling point of 60°C/2mmHg and density of 1.38 g/mL at 25°C. It is moisture-sensitive and should be stored at 2-8°C under inert atmosphere. This compound is widely used as:
Key intermediate in pharmaceutical synthesis
Sulfonylation reagent in organic chemistry
Building block for agrochemicals
Safety precautions include wearing protective gloves/eyewear (Corrosive, GHS05) and working in a fume hood. The compound reacts violently with water and bases.

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