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MilliporeSigma

Allopurinol impurity E

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European Pharmacopoeia (EP) Reference Standard

Synonym(s): Ethyl 3-(formylamino)-1H-pyrazole-4-carboxylate; Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate

Empirical Formula: C₇H₈N₃O₃

Formula Weight: 182.16

Linear Formula: C₇H₈N₃O₃

list price/quantity	total
$183.83 /EA (1/EA)	$0.00

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