(2-Oxido-1H-Pyrazol-1-Yl)(Oxo)Acetic Acid
[CAS# 216062-50-9]

Identification

• Name: (2-Oxido-1H-Pyrazol-1-Yl)(Oxo)Acetic Acid
• Synonyms: 1-(carboxycarbonyl)-1H-pyrazole 2-oxide
• Molecular Formula: C₅H₄N₂O₄
• Molecular Weight: 156.10
• CAS Registry Number: 216062-50-9
• SMILES: c1cn([n+](c1)[O-])C(=O)C(=O)O
• InChI: 1S/C5H4N2O4/c8-4(5(9)10)6-2-1-3-7(6)11/h1-3H,(H,9,10)
• InChIKey: NIKPIAHKEPYIAS-UHFFFAOYSA-N

Properties

• Density: 1.641g/cm³ (Cal.)
• Boiling point: 423.917°C at 760 mmHg (Cal.)
• Flash point: 210.178°C (Cal.)
• Refractive index: 1.642 (Cal.)