Aloe Vera Extract‐Mediated CuO NPs as Catalysts for the Synthesis of 4‐Hydroxy‐3‐Methoxybenzaldehyde‐Connected Piperidine Derivatives and Their Antibacterial …

P Packialakshmi, P Gobinath, A Ahamed… - Journal of …, 2023 - Wiley Online Library
We have designed an easy, affordable, and eco‐friendly technique for Schiff base
preparation of vanillin‐coupled piperidine analogues using CuO NPs as a catalyst. Using a …

Cross-linked polystyrene/titanium tetrachloride as a tightly bound complex catalyzed the modified Mannich reaction for the synthesis of piperidin-4-ones

A Rahmatpour, R Emen, G Amini - Journal of Organometallic Chemistry, 2019 - Elsevier
Cross-linked polystyrene beads were prepared, characterized and the resulting polymer
carrier was functionalized with titanium tetrachloride (TiCl 4) via complexation of polystyrene …

Unexpected hydrazine-and hydroxylamine-induced transformations of aza-14-crown-4 incorporating 4-oxopiperidine-3-carboxylate moiety

DT Nguyen, HH Truong, NT Dao, VTT Tran… - Mendeleev …, 2023 - Elsevier
Abstract Reactions of aza-14-crown-4 incorporating 4-oxopiperidine-3-carboxylate moiety
with hydrazine and hydroxylamine proceed at the functional groups. One unexpected …