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　　Legal number: CAS RN) : 61-90-5 EINECS no. : 200-522-0

　　Molecular formula: C₆H₁₃NO₂

　　Molecular weight: 131.17

　　Physical and chemical properties: the melting point of 293-295 ℃ sublimation point 145-148 ℃ than rotation 154 ℃ (c - 4.6 - N HCI) water soluble 4.6 g/L (20 c)

　　USES: used as pharmaceutical raw materials and food additives, nutritional supplements, seasoning flavouring agent

　　Standard: USP24 AJI92