4-Formylaminoantipyrine-d3
4-Formylaminoantipyrine-d3 is the deuterium labeled 4-Formylaminoantipyrine (HY-133588). 4-Formylaminoantipyrine is an excreted metabolite of Aminophenazone. Aminophenazone is a pyrazolone with analgesic, anti-inflammatory, and antipyretic effects in vivo.