L-Proline CAS 147-85-3

Product name: L-Proline Molecular Formula: C5H9NO2 Molecular Weight: 115.13 CAS No.: 147-85-3 Description L-Proline occurs as white crystals or a crystalline powder. It is very soluble in water and in alcohol, but insoluble in ether. Applications In medicine, L-proline can be used for malnutrition, protein deficiency, gastrointestinal diseases, burns, and post-operative protein supplementation. It can be used in pharmaceutical raw materials and food additives such as amino acid injection, complex amino acid infusion, food additives, nutrient supplements. Specification Appearance White or almost white, crystalline powder or colourless crystals Appearance of solution Clear and colourless Specific optical rotation -84.0°- -86.0° Ninhydrin-positive substances Any impurity ≤0.5% Chloride ≤0.02% Sulfate ≤0.03% Ammonium ≤0.02% Iron ≤10ppm Heavy metals ≤10ppm Lead ≤5ppm Loss on drying ≤0.5% Residue on ignition ≤0.1% Assay 98.5-101.0% Packing 25kg/ drum or as per requirement. Storage Store in a cool dry place, protected from light.