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Cover Feature: Photoredox- and Nickel-Catalyzed Hydroalkylation of Alkynes with 4-Alkyl-1,4-dihydropyridines: Ligand-Controlled Regioselectivity (Chem. Eur. J. 36/2022) Keywords: alkylation; homogeneous catalysis; ligand effects; photocatalysis; regioselectivity EN alkylation homogeneous catalysis ligand effects photocatalysis regioselectivity 1 1 1 06/29/22 20220627 NES 220627 B A carp (alkyne) swimming up a waterfall b falling from a legendary mountain (energy gap that is hard to jump without photoexcitation) accepts a pearl (alkyl radical) prepared by an oyster (Ir photoredox catalyst) under sunlight irradiation and becomes a dragon with a pearl in its mouth (Markovnikov-type product) or in its claws ( I anti i -Markovnikov-type product) after going through different I longmen i or dragon gates (different Ni catalysts). Alkylation, homogeneous catalysis, ligand effects, photocatalysis, regioselectivity. [Extracted from the article]

Front Cover: Ruthenium- and Copper-Catalyzed Propargylic Substitution Reactions of Propargylic Alcohol Derivatives with Hydrazones (Chem. Eur. J. 63/2021) Copper, DFT calculations, hydrazones, propargylic substitution reactions, ruthenium Keywords: copper; DFT calculations; hydrazones; propargylic substitution reactions; ruthenium EN copper DFT calculations hydrazones propargylic substitution reactions ruthenium 15558 15558 1 11/16/21 20211111 NES 211111 B Origami is a traditional paper-folding art b that enables different structures, such as zabuton (cushion) and shuriken (concealed throwing star), to be constructed from unit papers. [Extracted from the article]