Deposition of a heptahelicene monomer on an Au(111) surface followed by Ullmann coupling

On-Surface Synthesis of Helicene Oligomers

Carbonylative Acylation of Styrenes
Ketones prepared using Hantzsch esters, CO, and styrene

Catalytic C–H Zincation and C–H Alumination of Heteroarenes
Reactions using β-diketiminate metal complexes with H2 or CH4 as the only byproducts

Fleeting Protection of SARS-CoV-2 Vaccines Due to Short-Lived Plasma Cells
Limited presence of long-lived plasma cells targeting COVID-19 in bone marrow may explain lack of long-term immunity

A Path to (Z)-β-Halovinyl Amides
Nucleophilic addition of amides to haloalkynes

A Paradigm Shift in Scholarly Publishing?
The Bill & Melinda Gates Foundation's new preprint-centric open access policy

Peptide Synthesis by Extrusion
Solventless synthesis of peptides from unactivated amino acids using flow mechanochemistry

E-Waste On The Rise Worldwide
Global e-waste monitor released by UN organizations

Thermoelectric Fibers Made Using Nickel-Backboned Polymers
Flexible metal-backboned polymer/carbon nanotube composite fibers could be useful in wearable power devices

An Enantioselective Biocatalytic C–H Fluorination
Directed evolution used to create a fluorinating enzyme