Facile Access to Indolo[2,3-b]quinoline Alkaloids via DMSO-Mediated Cascade Cyclization: Unveiling Their Photophysical Potential

A streamlined and efficient synthetic strategy has been established for the construction of Indolo[2,3-b]quinolines, utilizing C3-alkylated indole as the starting material and mediated by DMSO and HCl. This methodology enables...