Product name:L-Hydroxyproline Chemicals Name: L-4-Hydroxy-pyrrolidine-2-carboxylic acid Assay:98.5-101% CAS NO.:51-35-4 Molecular formula:C5H9NO3 Molecular mass : 131.13 Structural formula:Physicochemical property:White crystals or crystalline powder. Soluble in water, slightly soluble in alcohol, insoluble in ethe