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MilliporeSigma

Phenylbutazone impurity B

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European Pharmacopoeia (EP) Reference Standard

Synonym(s): 4-Hydroxyphenylbutazone; 4-Butyl-4-hydroxy-1,2-diphenyl-3,5-pyrazolidinedione

Empirical Formula: C₁₉H₂₀N₂O₃

Formula Weight: 324.37

Linear Formula: C₁₉H₂₀N₂O₃

list price/quantity	total
$279.60 /EA (1/EA)	$0.00

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