
CAS Number: 56973-26-3
Chemical Formula: C4H5N3O2
Molecular Weight: 127.1 g/mol
Appearance: White to off-white crystalline powder
Purity: ≥99% (HPLC)
Storage: Store in a cool, dry place (2-8°C), protected from light and moisture.
5-Hydroxy-1H-imidazole-4-carboxamide (CAS 56973-26-3) is a key intermediate in pharmaceutical synthesis, particularly in the development of antiviral and anticancer agents. Its applications include:
In the synthesis of HCV NS5A inhibitors, researchers utilized 5-Hydroxy-1H-imidazole-4-carboxamide as a core building block. The compound was reacted with bromoacetyl chloride under nitrogen atmosphere, yielding a 78% conversion rate at 40°C over 12 hours.
A pharmaceutical team employed this intermediate in JAK2 kinase inhibitor optimization. Through palladium-catalyzed coupling reactions, they achieved selective functionalization at the 4-carboxamide position, enhancing compound bioavailability by 40%.
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