Normal (n-) propyl alcohol is formed as a by-product of the synthesis of methanol (methyl alcohol) from carbon monoxide and hydrogen. It also occurs in fusel oil. Its largest use is as a solvent in cosmetics and pharmaceuticals and in the preparation of lacquers.
Propanol has a log n-octanol/water partition coefficient of 0.34 ... an oral dose of 1-propanol of 3.75 mg/kg body weight and 1200 mg.