CAS: 14631-20-0 MDL No: MFCD00134466 Powder Molecular Formula: C₆H₇N₃O₂ MW: 153.14 Melting Point: >300°

CAS: 58-96-8 EC No: 200-407-5 MDL No: MFCD00006526 RTECS: YR1450000 Crystalline Molecular Formula: C₉H₁₂N₂O₆ MW: 244.20 Melting Point: 163-167°

CAS: 611-08-5 EC No: 210-250-4 MDL No: MFCD00006021 RTECS: UV9104545 Powder Molecular Formula: C₄H₃N₃O₄ MW: 157.08 Melting Point: >300°

CAS: 6055-72-7 MDL No: MFCD00150864 Powder Molecular Formula: C₅H₅N₅·HCl·xH₂O MW: 171.59 (anhydrous) Melting Point: 289-291° (decomposes)