Pharma Reference Standard; Pharmaceutical/API Drug Impurities/Metabolites
API
ALLOPURINOL
CAS Number
22407-20-1
HS Code
29339900
Molecular formula
C₅H₆N₄O₂
Molecular Weight
154.13
Synonyms
3-Formamidopyrazole-4-carboxamide; Allopurinol Impurity B; USP Allopurinol Related Compound B; Allopurinol EP Impurity B; 3-(Formylamino)-1H-pyrazole-4-carboxamide
Chemical Name
5-formamido-1H-pyrazole-4-carboxamide
Appearance
Off White Solid
Storage
Store At 2-8°C
Solubility
DMSO (Slightly), Methanol (Slightly)
Applications
3-(Formylamino)-1H-pyrazole-4-carboxamide (Allopurinol EP Impurity B) is an impurity of Allopurinol with inhibitory effects on human hypoxanthine phosphoribosyltransferase.
Shipping Condition
Stable to be shipped at room temperature
Inventory Status
In Stock
Quantity
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Chemical Name: Allopurinol EP Impurity B
Synonym: 3-Formamidopyrazole-4-carboxamide; Allopurinol Impurity B; USP Allopurinol Related Compound B; Allopurinol EP Impurity B; 3-(Formylamino)-1H-pyrazole-4-carboxamide