CAS No.: 57268-33-4 Synonyms: 2-[1-(Aminocarbonyl)-2-[[5-(4-nitrophenyl)-2-furanyl]methylene]hydrazinyl]acetic acid; 5-(4-Nitrophenyl)-2-furaldehyde-(2-carboxymethyl)semicarbazone Formula: C₁₄H₁₂N₄O₆ Formula Weight: 332.27 Linear Formula: C₁₄H₁₂N₄O₆