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Structure of 23145-05-3
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5-Chlorobenzofuran is a heterocyclic compound featuring a chlorine substituent at the 5-position of the benzofuran core. This electron-deficient scaffold integrates readily into pharmaceutical intermediates and functional materials, offering enhanced metabolic stability and favorable lipophilic character under standard reaction conditions.
5-Chlorobenzofuran serves as a versatile heterocyclic building block in medicinal chemistry and materials science, enabling direct functionalization at the 2- and 3-positions via palladium-catalyzed cross-coupling. Its bench-stable nature and moderate electron-withdrawing character enhance reactivity in Suzuki-Miyaura and Stille transformations, facilitating rapid access to substituted benzofuran scaffolds relevant to API development and organic electronic materials.
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GHS Pictogram :
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GHS No : GHS06
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Signal Word : Danger
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UN#: 2810
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301
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Precautionary Statements : P264-P270-P330-P405-P501
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Lot numbers can be found on the outside label of a product: