
Catalog Number	AR00IASB
Chemical Name	Benzenesulfonyl chloride, 3-cyano-
CAS Number	56542-67-7
Molecular Formula	C7H4ClNO2S
Molecular Weight	201.6302
MDL Number	MFCD00203480
SMILES	N#Cc1cccc(c1)S(=O)(=O)Cl

3-Cyanobenzene-1-sulfonylchloride, also known as CBS chloride, is a versatile chemical reagent commonly used in organic synthesis. This compound serves as a valuable building block in the preparation of various functionalized aryl sulfonamides, which are important structural motifs found in many biologically active compounds. One of the key applications of 3-Cyanobenzene-1-sulfonylchloride is in the formation of sulfonamide bonds through amide coupling reactions. By reacting CBS chloride with primary or secondary amines, sulfonamides can be efficiently synthesized. This process is widely used in pharmaceutical and medicinal chemistry to incorporate the sulfonamide functionality into drug molecules, enhancing their potency, selectivity, and pharmacokinetic properties.Another important application of 3-Cyanobenzene-1-sulfonylchloride is in the preparation of sulfonyl carbamates. These compounds are utilized in the synthesis of carbamate derivatives, which have various industrial and pharmaceutical applications. The reactivity of CBS chloride towards nucleophiles allows for the facile introduction of the sulfonyl carbamate group into organic molecules, providing a versatile strategy for the diversification of chemical structures.Overall, 3-Cyanobenzene-1-sulfonylchloride represents a valuable tool in chemical synthesis, enabling the efficient construction of sulfonamides and other important functional groups in organic molecules. Its versatility and reactivity make it a valuable reagent in the toolbox of synthetic chemists working in diverse research areas.

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GHS Pictogram
Signal Word	Danger
UN#	3261
Hazard Statements	H314-H317
Precautionary Statements	P280-P305+P351+P338-P310
Class	8
Packing Group	Ⅲ

Packsize	Purity	Price	Availability
250mg	96%	$5.00	Global Stock	Buy Now	Add To Cart
1g	96%	$7.00	Global Stock	Buy Now	Add To Cart
5g	96%	$26.00	Global Stock	Buy Now	Add To Cart
10g	96%	$48.00	Global Stock	Buy Now	Add To Cart
100g	96%	$469.00	Global Stock	Buy Now	Add To Cart

Benzenesulfonyl chloride, 3-cyano-