N-Acetyl-L-cystein

N-Acetyl-L-Cystein CAS NO 616-91-1Chemical Namen-Acetyl-L-CysteineMolecular StructureMolecular FormulaC5H9NO3SMolecular Weight163.20CharacteristicsWhite kristallinen powderPacking25kg / Trommel 25kg / cartonQuality StandardAJI92 / USP28 / EP5 / FCCIVSpecification Spezifische Drehung [a] D20 ° 21,3 bis + 27.0State von solution≥98.0% Chlorid (Cl), Ammonium (NH4), Sulfate (SO4) ≤0.04% ≤0.02% ≤ 0,030% Eisen (Fe) ≤20PPmHeavy Metalle (Pb) ≤10PPmOther Aminosäuren Chromatographisch Nicht detectableArsenic (As2O3) ≤1PPmLoss auf drying≤0.5% Rückstand ignition≤0.20% Assay 98,5 101,0% PH 2.0 2.8Melting point106 bis 110