High performance liquid chromatography of peptide bioregulators, their fragments and derivatives. IV. Chromatographic behavior and purification of oxytocin

Chromatographic behaviour of oxytocin has been studied. A simple and convenient technique has been developed for preparative purification of oxytocin using silica and ethanol. The product obtained contains not more than 3% impurities and has activity about 450 IU/mg.