About Allopurinol impurity E
Allopurinol impurity E European Pharmacopoeia (EP) Reference Standard Synonym: Ethyl 3-(formylamino)-1H-pyrazole-4-carboxylate, Ethyl 5-(formylamino)-1H-pyrazole-4-carboxylate CAS Number 31055-19-3 Empirical Formula (Hill Notation) C7H9N3O3 Molecular Weight 183.16 Properties form neat format neat Description General description This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia .
FAQs of Allopurinol impurity E:
Q: What is the molecular weight of Allopurinol Impurity E?
A: The molecular weight of Allopurinol Impurity E is 136.114 grams (g).
Q: What is the appearance of Allopurinol Impurity E?
A: Allopurinol Impurity E appears as white crystals or powder.
Q: What is the molecular formula of Allopurinol Impurity E?
A: The molecular formula of Allopurinol Impurity E is C5H4N4O.
Q: What is the melting point of Allopurinol Impurity E?
A: The melting point of Allopurinol Impurity E is greater than 350 C.
Q: What is the purity level of Allopurinol Impurity E?
A: The purity level of Allopurinol Impurity E is 98%.