Carbon‐13 NMR chemical shifts in substituted 4,4‐dimethyl‐2‐phenyl‐1,3‐oxazolines

A 13C NMR study of twenty-one 4,4-dimethyl-2-phenyl-1,3-oxazolines has shown that the chemical shifts of the oxazoline moiety are insensitive towards substitution on the phenyl ring.