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1.Product name：Guanine  
Alias: guano, guanopine, 2-amino-6-hydroxypurine, 2-aminohypoxanthine
2.Product name：Guanine Alias：Gua; Guanin; Guanie; dewpearl
3.CAS No.:73-40-5
4. Molecular formula: C5H5N5O
5. Molecular weight: 151.13
6. Executive standards:
7. Packing:
8. Physical and chemical properties: white to light yellow crystal powder. Soluble in acids and bases, slightly soluble in ethanol and ether, insoluble in water.
9.Uses: used as an intermediate of antiviral drug acyclovir. Intermediate of sulfur Guanine and open-ring Guanine.