N-Acetyl-L-cysteine Product Specification Alternative Name: LNAL, N-Acetyl-3-mercaptoalanine, L-α-Acetamido-β-mercaptopropionic acid, NAC Formula: C5H9NO3S MW: 163.2 CAS: 616-91-1 MI: 14: 88 RTECS: HA1660000 Purity: ≥98% (TLC) Appearance: White to off-white crystalline solid. Solubility: Soluble in 5M hydrochloric acid (hot) (100mg/ml), methanol (50mg/ml), water or 100% ethanol; insoluble in chloroform or ether. Long Term Storage: +4°C |