Front Cover: Ruthenium‐Catalyzed E‐Selective Partial Hydrogenation of Alkynes under Transfer‐Hydrogenation Conditions using Paraformaldehyde as Hydrogen Source (5/2021).

Partial transfer hydrogenation, E-selective alkyne hydrogenation, deuterated alkenes, ruthenium, paraformaldehyde Front Cover: Ruthenium-Catalyzed E-Selective Partial Hydrogenation of Alkynes under Transfer-Hydrogenation Conditions using Paraformaldehyde as Hydrogen Source (5/2021) Keywords: Partial transfer hydrogenation; E-selective alkyne hydrogenation; deuterated alkenes; ruthenium; paraformaldehyde EN Partial transfer hydrogenation E-selective alkyne hydrogenation deuterated alkenes ruthenium paraformaldehyde 1246 1246 1 03/08/21 20210305 NES 210305 B The Front Cover b shows two-in-one in a water basin. [Extracted from the article]