Atorvastatin Epoxy Tetrahydrofuran IMpurity Catalogue A325324 CAS 873950-19-7 M.W 449.48 M.F C26H24FNO5
Atorvastatin Cyclic (Fluorophenyl) Sodium Salt Impurity Catalogue A325435 CAS 873950-18-6 M.W 589.65 M.F C33H34FN2O7. Na