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Structure of 49584-26-1
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4-Cyanobenzenesulfonyl chloride features a sulfonyl chloride group conjugated to a para-cyano aromatic ring, enabling selective acylation in synthetic transformations. This electron-deficient aryl sulfonamide precursor exhibits enhanced reactivity and stability under standard conditions, facilitating efficient incorporation into pharmaceutical intermediates and functional materials.
4-Cyanobenzenesulfonyl chloride serves as a versatile sulfonating agent for the introduction of the electron-deficient 4-cyanobenzenesulfonyl group into organic substrates. It facilitates efficient amide and sulfonamide formation under mild conditions, exhibits good bench stability, and enables straightforward purification due to its reactivity profile. The cyano group provides orthogonal functionality for further transformations, making it valuable in synthetic routes toward functionalized heterocycles and advanced intermediates.
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GHS Pictogram :
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GHS No : GHS05,GHS07
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Signal Word : Danger
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UN#: 3261
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Class : 8
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Packing Group : Ⅲ
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Hazard Statements : H314-H317
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Precautionary Statements : P260-P261-P264-P272-P280-P301+P330+P331-P302+P352-P304+P340-P362+P364-P363-P405-P501
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Lot numbers can be found on the outside label of a product: