... ,8-Dithiooctanoic acid; 5-(Dithiolan-3-yl)valeric acid C.A.S #: 1077-28-7 Molecular formula: C8H14O2S2 Molecular weight : 206. ... also soluble in water. Function and Usage: Α-lipoic acid is a vitamin drugs, limited physical activity in its dextral (Ⅲ), basically no ... hepatitis, liver cirrhosis, hepatic coma, fatty liver, diabetes, Alzheimer's disease ,and applies as an antioxidant health products.