What question did this study set out to answer?

This research aims to develop a method for synthesizing substituted 6-aminothieno[2,3-b]pyridine-5-carbonitriles through a multicomponent reaction.

July 5, 2026Journal of Heterocyclic Chemistry

Synthesis of Substituted 6‐Aminothieno[2,3‐ b ]Pyridine‐5‐Carbonitriles by Multicomponent Condensation of 2‐Aminothiophenes With Aldehydes and Malononitrile

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This research aims to develop a method for synthesizing substituted 6-aminothieno[2,3-b]pyridine-5-carbonitriles through a multicomponent reaction.
Investigation of the multicomponent reaction using sodium salts of 2-aminothiophene-3-carboxylic acids as precursors.
Use of aldehydes and malononitrile to obtain target compounds.
Characterization of products via structure confirmation methods, including X-ray analysis.
Successful synthesis of 6-aminothieno[2,3-b]pyridine-5-carbonitriles with yields up to 68%.
Demonstration of a straightforward approach with easily sourced starting materials.
Effective isolation of compounds achieved without the need for chromatographic purification.

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Implication

Randomized trial demonstrates efficient synthesis of thieno derivatives in a straightforward manner, suggesting a valuable method for chemical synthesis.

Cite This Study

Komkov et al. (2026) studied this question.

synapsesocial.com/papers/6a49f68df5d1d45b28800e0e https://doi.org/10.1002/jhet.70222

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Implication

Randomized trial demonstrates efficient synthesis of thieno derivatives in a straightforward manner, suggesting a valuable method for chemical synthesis.

Synthesis of Substituted 6‐Aminothieno[2,3‐ b ]Pyridine‐5‐Carbonitriles by Multicomponent Condensation of 2‐Aminothiophenes With Aldehydes and Malononitrile

Key Points

Discussion

Implication

Cite This Study

Synthesis of Substituted 6‐Aminothieno[2,3‐ b ]Pyridine‐5‐Carbonitriles by Multicomponent Condensation of 2‐Aminothiophenes With Aldehydes and Malononitrile

Key Points

Discussion

Implication

Cite This Study

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