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May 22, 2024Journal of Heterocyclic ChemistryOpen Access

Simple and green synthesis of 3‐acyl‐pyrazolo[1,5‐a]pyridines: [3+2] through cycloaddition of N‐aminopyridines on enaminones

Sébastien Redon Patrice Vanelle

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Abstract

A practicable method is described for the synthesis of 3‐acyl‐pyrazolo[1,5‐ a ]pyridines from N ‐aminopyridines and easily available enaminones via a [3+2] cycloaddition. The reactions proceed well with a broad scope, without using additive (base or oxidant).

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Redon et al. (2024) studied this question.

synapsesocial.com/papers/68e68e7db6db643587615bd4 https://doi.org/10.1002/jhet.4851

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