Synonyms[(5-Nitrofurfurylidene)hydrazino]acetic Acid; 2-[-2[(5-Nitro-2-furanyl)methylene]hydrazinyl]acetic Acid Close [(5-Nitrofurfurylidene)hydrazino]acetic Acid; 2-[-2[(5-Nitro-2-furanyl)methylene]hydrazinyl]acetic Acid Related products Nitrofurantoin Impurity 1 M.F. M.W. 213.15 CAT# AR-N01914 CAS# 91447-38-0 (E/Z mixture)