D-Proline CAS NO.: 344-25-2Molecular Formula: C5H9NO2 Molecular Weight: 115.13 Properties: white crystal or crystalline powder. Use: Used for the synthesis of some chiral compounds and pharmaceutical intermediates Packing: 25KG fiber drum, or upon

DL-Serine or 2-Amino-3-Hydroxypropionic acid CAS NO.: 302-84-1Molecular Formula: C3H7NO3 Molecular Weight: 105.09 Properties: colorless monoclinic column or flaky crystal. Decomposed at 246°C, 150°C, sublimed at 1.33×10-2Pa. Soluble in water, Insol

DL-Lysine CAS NO.: 70-54-2Molecular Formula: C6H14N2O2 Molecular Weight: 146.19 Properties: white crystal or crystalline powder, has hygroscopicity; soluble in water, slightly souble in ethanol and insoluble in diethyl ether. Use: Pharmaceutical Inte

DL-Lysine monohydrochloride CAS NO.: 70-53-1Molecular Formula: C6H14N2O2.HCl Molecular Weight: 182.65 Properties: white crystal or crystalline powder, with slight acidic taste. Decomposed at around 280℃; insoluble in water, Insoluble in ethanol

DL-Tryptophan CAS NO.: 54-12-6Molecular Formula: C11H12N2O2 Molecular Weight: 204.23 Properties: white to cream crystal or crystalline powder. Use: Nutrient additive, pharmaceutical Intermediates. Packing: 25KG fiber drum, or upon clients' request

DL-Isoleucine Molecular Formula: CH3CH2CH(CH3)CH(NH2)COOH Molecular Weight: 131.17 Cas No: 443-79-8 Characteristics: White crystalline powder. Smell-less, little bitter taste. Melt down when the temperature is about 292℃ and decompound. 10% soluti

DL-Valine CAS NO.: 516-06-3Molecular Formula: C5H11NO2 Molecular Weight: 117.15 Properties: white crystal or crystalline powder, soluble in water, insoluble in common neutral solvents. Use: Nutrition supplement Packing: 25KG fiber drum, or upon cl

DL-Threonine CAS NO.: 80-68-2Molecular Formula: C4H9NO3 Molecular Weight: 119.12 Properties: white crystal or crystalline powder. odorless, slightly sweet taste. M.P.: ~245℃(decomposed). No optical activity, has stable chemical property, soluble in

DL-Phenylalanine CAS NO.: 150-30-1Molecular Formula: C9H11NO2 Molecular Weight: 165.19 Properties: white crystalline powder, sublime in vacuum, soluble in water, diluted inorganic acids and basic solution, slightly soluble in alcohols. Use: nutritio

DL-Methionine CAS NO.: 59-51-8Molecular Formula: C5H11NO2S Molecular Weight: 149.21 Properties: white flaky crystal or crystalline powder. Has special odor. slightly sweet taste. M.P.: 281 degree. 10% aqueous solution pH-value 5.6-6.1. soluble in water