Fig. 1: Impetus for construction of dissymmetric di-meta-substituted pyridines via (aza)indole core remodeling. | Communications Chemistry

Fig. 1: Impetus for construction of dissymmetric di-meta-substituted pyridines via (aza)indole core remodeling.

From: Unveiled reactivity of masked diformylmethane with enamines forming resonance-assisted hydrogen bonding leads to di-meta-substituted pyridines

Fig. 1

a Representative bioactive meta-substituted pyridines. b Conventional synthetic routes for meta-substituted pyridines. c Metal-free (aza)indole remodeling with terminal acetylenes for the construction of dissymmetric di-meta-substituted pyridines (this work).

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