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Structure of 23967-57-9
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4-Chlorobenzo[b]thiophene-2-carboxylic acid features a fused heterocyclic core with a chlorinated benzene ring and a carboxylic acid functional group, enabling direct conjugation in synthetic routes. This electron-deficient scaffold serves as a key building block for pharmaceutical intermediates and materials chemistry applications requiring robust aromatic stability and precise substituent positioning.
4-Chlorobenzo[b]thiophene-2-carboxylic acid serves as a versatile building block in medicinal chemistry and materials science, enabling the synthesis of heterocyclic scaffolds via standard coupling reactions. Its carboxylic acid functionality facilitates direct amide formation, esterification, or metal-catalyzed cross-coupling transformations. The molecule exhibits bench stability, good solubility in common organic solvents, and compatibility with diverse functional groups, making it suitable for iterative synthetic sequences and API development workflows.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H315-H319
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Precautionary Statements : P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313-P362+P364
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Lot numbers can be found on the outside label of a product: