Name:Phenylbutazone
Molecular formula: C19H20N2O2
Molecular weight: 308.38
Structural formula:
Property: It is white or similar to white crystal powder, odorless with lightly bitter taste. It is easily soluble in acetone or chloroform , soluble in ethanol or aether , almost insoluble in water, soluble in sodium hyroxide.
Assay: More than 99%
Melting point: 104－107℃
Loss on drying: Not more than 1.0%
Residue on ignition: Not more than 0.1%
Heavy metals: Not more than 0.00001%
Use: Anti-infectious analgesic. Used in rheumatism and rheumatoid arthritis and gout ,etc
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