1.
Name: Purine (the intermediate of sildenafil)Alias:7H-imidazo[4,5-d]pyrimidine
CAS No.:120-73-0
Appearance: Colorless crystal powder, soluble in water.
Molecular formula:C5H4N4
Molecular weight:120.112
2.Product Name : cyclic compound (the intermediate of sildenafil)Molecular formula: C9H15N2O23. Product Name : nitro-compound (the intermediate of sildenafil)Molecular formula: C9H14N3O4 4.
Product Name : amide compound (the intermediate of sildenafil)Molecular formula: C7H12N4O3Email-pansense03 at gmail dot com
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