Chemical name:4-Hydroxy -2,2,6,6-Tetramethyl Piperidine , free radical Molecular formula: C9H18NO2 Structure: Molecular weight: 172.25 CAS NO.: 2226-96-2 Specifications: Appearance: Tangerine color needle like crystal Melting point: 69-72°C Assay: 99.5% Packing: 25kgs net/fiber drum Applications: Intermediate material for synthesis of organic chemicals.