Molecular Formula: C₂₅H₂₂N₄O₄
Synonyms: 3'-[2-[(2Z)-1-(3,4-Dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazinyl]-2'-hydroxy-[1,1'-biphenyl]-3-carboxylic acid
Appearance: Orange to red solid
Molecular Weight: 442.47
Density: 1.33
Boiling Point: 656.8 °C at 760 mmHg
Melting Point: 242-244 °C
Flash Point: 351 °C
Refractive index: 1.666