Allopurinol Impurity A

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SynonymsAllopurinol Imp. A (EP) as Hemisulphate, Ph Eur Allopurinol Impurity A,Allopurinol Imp. A (EP), Allopurinol USP Related Compound A, Allopurinol USP RC A, 5-Amino-1H-pyrazole-4-carboxamide Hemisulphate, USP Allopurinol Related Compound A, Allopurinol Stage 2
IUPAC Name5-amino-1H-pyrazole-4-carboxamide;sulfuric acid
Molecular Weight350.31
Molecular Formula2C4H6N4O.H2O4S
Canonical SMILESNC(=O)c1cn[nH]c1N.NC(=O)c2cn[nH]c2N.OS(=O)(=O)O
Accurate Mass350.0757
API FamilyMatrix - API Family See respective official monograph(s)
Product TypeImpurity
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CATSizeShippingStorage ConditionsDescription
APS27511791-20MG 20MG Room Temperature 2-8°C Fridge/Coldroom Subcategory: British Pharmacopoeia Inquiry
APS27511791-10MG 10MG Room Temperature 2-8°C Fridge/Coldroom Subcategory: European Pharmacopoeia (Ph. Eur.) Inquiry
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