Thermally stable butatriene homologues used to prepare alkyne polymers

Controlled Polymerization of Vinylidenecyclopropanes
![Path to 2-Substituted Bicyclo[1.1.1]pentanes](https://www.chemistryviews.org/wp-content/uploads/2023/02/bicyclopentanes-125x94.png)
Path to 2-Substituted Bicyclo[1.1.1]pentanes
Strategy based on radical C–H abstraction

Antiaromatic Covalent Organic Frameworks
Porous materials based on dibenzopentalene

Noncovalent Inhibitors of a SARS-CoV-2 Protease
New drug candidate for coronavirus treatment

Organocatalytic Tandem Oxy-Cope/Michael Reaction
Transformation gives a range of bicyclic and monocyclic products

Scalable Total Synthesis of (−)-Emetine
Natural product found in ipecac root

Cyclic Carbaporphyrin Arrays
Trimer and tetramer synthesized from a dibrominated carbaporphyrin precursor

Dipotassium Diboratapentacenes Isolated
First fully aromatized diboratapentacene structures with boron atoms in separate rings

Air- and Moisture-Stable Quinodimethane Derivatives
Two-electron oxidation of bis-N-heterocyclic olefins linked via π-conjugated aromatic spacers

Passive Sampler for Microplastics in Air
Flow-through sampler for locations with limited energy supply