131. Visible-Light-Accelerated Copper-Catalyzed [3 + 2] Cycloaddition of N‑Tosylcyclopropylamines with Alkynes/Alkenes
132. Transition-metal-free regioselective hydroamination of styrenes with amino-heteroarenes
133. Expedient Access to Polyaromatic Biaryls by Unconventional AgCatalyzed Cycloaromatization of Alkynylthiophenes and AuCatalyzed Double C−H Activation
134. Recent applications of nanoparticles in organic transformations