Product Description： 4-Piperidine butyric acid hydrochloride participates in the synthesis of FK866 [(E)-N-[4-(1-benzoylpiperidin-4-yl)butyl]-3-(pyridin-3-yl)acrylamide], an inhibitor of NAD biosynthesis. Product Application: Reactant for: Modification of 3-amidinophenylalanine-derived matriptase inhibitors Reactions between Weinreb amides and 2-magnesiated oxazoles Reactant for synthesis of: NAmPRTase inhibitors FK866 analogs for NAD salvage inhibition