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Structure of 2888-06-4
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3-Chlorobenzenesulfonyl chloride is a bench-stable, moisture-tolerant reagent featuring a sulfonyl chloride group ortho to a chlorine substituent. This electron-deficient arylsulfonyl moiety enables efficient coupling in sulfonamide synthesis and serves as a key intermediate in pharmaceutical process development.
3-Chlorobenzenesulfonyl chloride serves as a versatile sulfonylating agent for the efficient introduction of the 3-chlorobenzenesulfonyl group into nucleophiles. It enables reliable formation of sulfonamides and sulfonate esters under mild conditions, with good bench stability and straightforward purification. Its functional group tolerance supports integration into complex molecule synthesis, particularly in medicinal chemistry and heterocycle construction workflows.
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GHS Pictogram :
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GHS No : GHS05
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Signal Word : Danger
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UN#: 3265
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Class : 8
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Packing Group : Ⅱ
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Hazard Statements : H314
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Precautionary Statements : P264-P280-P301+P330+P331-P304+P340-P363-P405-P501
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Lot numbers can be found on the outside label of a product: