The structures of phenylphosphonic-acid-mono-(2-hydroxy-phenyl)ester and phenylphosphonic-acid-mono-(3-hydroxy-naphthalen-2-yl)ester - A combined experimental and theoretical study

Case proven - exactly half a century after an old assumption about the behaviour of certain cyclic phenylphosphonic acid esters was first made, its validity was confirmed and explained in the wake of a combined experimental and theoretical study.