The phenyl of p n propylbenzoic acid could be reducted by sodium alkoxide.

An improved procedure for p-isopropylbenzoic acid;

The yield of p-isopropylbenzoic acid was up to 93% under above conditions.

Using SnCl4·5H2O as catalyst, isopropanol and p-hydroxybenzoic acid as raw materials, isopropyl p-hydroxybenzoate was prepared via direct esterification.

Study on solubility of propyl p-hydroxybenzoate in supercritical CO_2 with cosolvent;

The conditions for preparation of propyl p-hydroxybenzoate;

Research on catalytic synthesis of propyl p-hydroxybenzoate by strong acid positive ion exchange resin;