Legal number: CAS RN) : 147-85-3 EINECS no. : 205-702-2

　　Molecular formula: C₅H₉NO₂

　　Molecular weight: 115.13

　　Physical and chemical properties: density 1.35 melting point of 228-228 ° C

　　　　　　　　　　　　　　　　　Rotation - 85.5 ° water-soluble soluble (c = 4, H2O)

　　Usage: used for amino acid injection, conform to the amino acid infusion, food additives, such as the business increase rehydration.

　　Standard: USP24 USP30 USP31 AJ192