Amino acids are molecules fundamental to living organisms because they combine to build proteins, the workhorses of the cell. One metabolic pathway that produces amino acids involves transamination, a ...

An illustration of a person in a lab coat looking at a picket fence. The field is various elements, metals specifically. Credit: Chris Gash On a summer day about 20 years ago, Paul Chirik returned to ...

Benzenesulfonic acid is the simplest aromatic sulfonic acid. It is highly water-soluble and a strong acid with a pK a of –2.8. It has been known since at least the 1880s; its synthesis, which goes ...