Hexylaminolevulinate Hydrochloride and its Impurities

Hexylaminolevulinate Hydrochloride, a porphyrin precursor, is a photosensitiser that can be used in photodynamic therapy (PDT) for certain tumor. Reference standards of Hexylaminolevulinate Hydrochloride API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.