Reaction of quaternary ammonium salts with selenium

Synthesis of Dibenzylic Diselenides Using Elemental Selenium

Continuous-Flow Catalysis Using a Lewis Acid
Heterogeneously catalyzed enantioselective Friedel–Crafts reactions with scandium-based Lewis acid

Total Synthesis of (±)-Furanether A
Biologically active tetracyclic compound prepared in 13 linear steps

Pfizer's Candidate for Oral Antiviral Treatment of COVID-19
PAXLOVID™ (PF-07321332; ritonavir) to significantly reduce the risk of hospitalization or death

Synthesis of Aryl-Dichlorophosphines
One-pot reaction using organozinc reagents

Phosphate-Based "Nanorulers" for Potassium-Ion Battery Cathodes
Low‐strain cathode material for high‐rate and ultralong-cycle‐life batteries

Indicator for Algal Bloom Detection
Infinite coordination polymer nanoparticles for monitoring enzymes related to outbreaks of algal bloom

Fused Carbon Dot Aggregates
Enhanced deep red fluorescence and photothermal performance

Angewandte Chemie 46/2021: Chemistry on Any Scale
Overview of the latest issue of Angewandte Chemie

Merck Sustainability Advisory Panel (MSAP)
Six independent international experts advise the company on sustainability issues