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　　Legal number: CAS RN) : 71-00-1 EINECS no. : 200-745-3

　　Molecular formula: C₆H₉N₃O₂

　　Molecular weight: 155.16

　　Physical and chemical properties: melting point than polarimetric 12.4 ° 282 ° C (C = 11, 6 N HCL) water soluble 41.6 g/L (25 °)

　　USES: used as pharmaceutical raw materials and food additives

　　Standard: USP24 AJ192