Cyclic tetratin tetraboryl system synthesized; can be protonated to give a cyclobutene analogue

Heavier Analogue of the Cyclobutadiene Dianion

Polyurethane Foams without Isocyanate
In-situ-produced CO2 blowing agent for polyurethane from poly(cyclic carbonate)s and polyamines

Visible Light for the Synthesis of Azimines
Mild photocatalytic synthesis from sulfonyl azides and electron-rich azo reagents

Percy Lavon Julian: Against All Odds
An African American organic chemist who overcame every barrier to become a pioneer in his field, remarkable in a scientific context and on a human level

First Total Synthesis of (−)-Principinol C
Natural product with a complex 5/7/6/5 tetracyclic core

Bright Fluorophores with Near-UV to Deep-Blue Emission
New family of emitters, each containing two imidazo[1,2-a]pyridine units

Palladium-Catalyzed Addition of Nitroalkanes to Alkenes
Functionalization via a directed carbopalladation

π–π Interactions Reshape Polyoxomolybdate Cages
Inorganic shells incorporate arrays of stacked aromatic carboxylates

Angewandte Chemie 44/2022: A Need for Chemists
Overview of the latest issue of Angewandte Chemie

Trifluoromethylative Thiolation of Alkenes
Path to 1,2-bis(trifluoromethylated) compounds