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Pack Size Quantity Price (USD) Sub Total
250mg
$ 150.00 0.0
2.5g
$ 1200.00 0.0
Exact Weight Packaging
$ 75.00 / Vial 0.0
Total $ 0.0
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Product Description

Catalogue Number: F696750
Chemical Name: 3-(Formylamino)-1H-pyrazole-4-carboxamide
Synonyms: 3-Formamidopyrazole-4-carboxamide; Allopurinol Impurity B; USP Allopurinol Related Compound B; Allopurinol EP Impurity B
Impurity: Allopurinol EP Impurity B / Allopurinol USP Related Compound B
CAS Number: 22407-20-1
Molecular Formula: C₅H₆N₄O₂
Appearance: White to Off-White Solid
Melting Point: >200ºC (dec.)
Molecular Weight: 154.13
Storage: Hygroscopic, -20°C Freezer, Under inert atmosphere
Solubility: DMSO (Slightly), Methanol (Slightly)
Category: Heterocycles, Nucleotides, Bases & Related Reagents, Pharmaceuticals, Intermediates & Fine Chemicals,
Applications: 3-(Formylamino)-1H-pyrazole-4-carboxamide (Allopurinol EP Impurity B) is an impurity of Allopurinol (A547300) with inhibitory effects on human hypoxanthine phosphoribosyltransferase.
References
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