3-Deazaneplanocin A Hydrochloride (cas# 120964-45-6) is a useful research chemical.3-Deazaneplanocin A Hydrochloride was a useful reagent in the synthesis of 3-deazaneplanocin A, a powerful inhibitor of S-?adenosylhomocysteine hydrolase with potent and selective in vitro and in vivo antiviral activities.