Atorvastatin Calcium 134523-03-8

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Title: Atorvastatin
CAS Registry Number: 134523-00-5
Derivative Type: Calcium salt trihydrate
CAS Registry Number: 344423-98-9(trihydrate); 134523-03-8 (anhydrous)
Molecular Formula: C₆₆H₆₈CaF₂N₄O₁₀.3H₂O
Molecular Weight: 1155.36
Percent Composition: C 65.55%, H 6.17%, Ca 3.31%, F 3.14%, N 4.63%, O 17.20%
Properties: White to off-white crystalline powder. [a]D -7.4° (c = 1 in DMSO). Freely sol in methanol; slightly sol in ethanol; very slightly sol in acetonitrile, distilled water, phosphate buffer (pH 7.4). Insol in aq solns of pH 4 and below.
Optical Rotation: [a]D -7.4° (c = 1 in DMSO)
Purity£º≥99%

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