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Structure of 59944-76-2
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Thieno[2,3-b]pyridine-2-carboxylic acid features a fused heterocyclic core combining thiophene and pyridine units, delivering enhanced electron-withdrawing character and planarity. This structural rigidity supports applications in organic semiconductors and pharmaceutical intermediates, where stable conjugation and defined polarity are critical. The carboxylic acid group enables direct functionalization or salt formation for improved solubility and reactivity under standard conditions.
Thieno[2,3-b]pyridine-2-carboxylic acid serves as a versatile heterocyclic building block for medicinal chemistry and materials science. Its fused thiophene-pyridine core provides enhanced planarity and electron-deficient character, enabling efficient coupling reactions and facilitating incorporation into bioactive scaffolds. The carboxylic acid group offers direct handle for amide formation, esterification, or metal coordination, supporting downstream derivatization. Bench-stable and readily purified by recrystallization, it functions reliably in standard synthetic 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 : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Lot numbers can be found on the outside label of a product: