Structurally complex spiroketals originally isolated from a Penicillium fungus

Total Syntheses of (+)-Peniciketals A and B

Efficient Formation of Amide Bonds under Mild Conditions
Chemoselective reaction between acylsilanes and hydroxylamines

Who Will Win the Wolf Prize?
Make your prediction for the most prestigious awards after the Nobel Prize

Klaus Hafner (1927 – 2021)
Eminent organic chemist, formerly at Technical University of Darmstadt, Germany, passed away

François Stanislas Cloez (1817 – 1883)
Pioneer in analytical chemistry who worked with essential oils, identifies eucalyptol, prepared cyanamide, and analyzed the famous Orgueil meteorite

Sustainable Synthesis of Diethyl Carbonate from CO2
Tetraethyl orthosilicate (TEOS) used together with Zr catalysts

Chiral Oligothiophenes with Circularly Polarized Luminescence
Four new 1,4‐phenylene and 9H‐carbazole‐based oligothiophenes

Cyanide-Catalyzed Rearrangement Gives δ-Lactones
Ring transformation of α-hydroxy-β-oxoesters

Angewandte Chemie 4/2021: Multiple Functions
Overview of the latest issue of Angewandte Chemie

Cerium-Based Catalysts for Cyclic Polylactide Production
Faster, more selective path to sustainable cyclic polymer with high molar mass