4-Hydroxyantipyrine
[CAS# 1672-63-5]

Identification

• Classification: Analytical chemistry >> Analytical reagent >> Ion chromatography reagent
• Name: 4-Hydroxyantipyrine
• Synonyms: 4-Hydroxy-1,5-Dimethyl-2-Phenyl-Pyrazol-3-One; 4-Hydroxy-1,5-Dimethyl-2-Phenyl-3-Pyrazolone; Nsc 174055
• Molecular Formula: C₁₁H₁₂N₂O₂
• Molecular Weight: 204.23
• CAS Registry Number: 1672-63-5
• SMILES: C2=C(N1C(C(=C(N1C)C)O)=O)C=CC=C2
• InChI: 1S/C11H12N2O2/c1-8-10(14)11(15)13(12(8)2)9-6-4-3-5-7-9/h3-7,14H,1-2H3
• InChIKey: SKVPTPMWXJSBTF-UHFFFAOYSA-N

Properties

• Density: 1.294g/cm³ (Cal.)
• Boiling point: 314.299°C at 760 mmHg (Cal.)
• Flash point: 143.883°C (Cal.)

References

• (1): K. Panneerselvam, N. Jayanthi, E. Rudiño-Piñera and M. Soriano-García. 4-Hydroxyantipyrine, Acta Cryst. (1996). C52, 1257-1258