Copper Catalysts in Oxidation/Dehydrogenation and Oxidative Functionalization of Alcohols

D. Bhattacharyya et al.

Forgione et al. present a graphical review on copper-catalyzed alcohol oxidation and dehydrogenation. It highlights key mechanisms, catalyst designs, and substrate trends. Applications include one-pot tandem transformations to valuable heterocycles and carbonyl compounds.

Recent Advances toward Electrophotocatalytic C(sp²)–H Functionalization

Jiusi Yang, Peng Qian

Yang and Qian present a graphical review on electrophotocatalytic C(sp²)–H functionalization. It covers recent methodologies combining electrochemistry and photochemistry for selective C(sp²)–H activation.

Acid-Catalyzed Regioselective 1,6-Conjugate Addition of Mercaptopyridine/Hydroxypyridine to Para-Quinone Methides

Devgunde Rupali Balaso et al.

Waghmode et al. present a feature in the special topic Dedicated to Prof. H. Ila, describing a trifluoroacetic acid-catalyzed 1,6-conjugate addition to para-quinone methides, enabling efficient synthesis of trisubstituted methanes with broad substrate scope and mild conditions.

K₂S₂O₈-KI Cooperative Oxidative System for Direct C3-Sulfenylation of Indoles with Thiols and Disulfides

Benchawan Thewika et al.

Thewika Benchawan et al. present a Letter on a mild, metal-free KI/K₂S₂O₈ system for direct C3-sulfenylation of indoles, delivering 3-sulfenylindoles in high yields under simple, scalable, and environmentally friendly conditions.