A selective, competitive HMG-CoA reductase inhibitor. Atorvastatin is the only drug in its class specfically indicated for lowering both elevated LDL-cholesterol and triglyceinhibitorrides in patients with hypercholesterolemia.Synonyms:(BR,R)-2-(4-Fluorophenyl)-B,-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Calcium Salt; Atorvastatin Hemicalcium; CI 981; Lipitor; Sortis; Tahor; YM 548CAS Number:134523-03-8Molecular Formula:C₆₆H₆₈CaF₂N₄O₁₀Molecular Weight:1155.34Appearance:Supplied as a white to off-white powder Assay (HPLC):≥97%Identity (IR):Conforms to structureStorage and Stability:Powder may be stored at -20°C. Stable for 6 months at -20°C.Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.