(3R,5S)-Atorvastatin EP Impurity B (single configuration) Calcium salt CAS 651770-09-1

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.651770-09-1
Molecular Formula2*C33H34FN2O5 Ca
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

(3R,5S)-Atorvastatin EP Impurity B (single configuration) Calcium salt CAS 651770-09-1 chemical structure

Description

High-purity (3R,5S)-Atorvastatin EP Impurity B (single configuration) Calcium salt (CAS 651770-09-1) pharmacopoeial impurity standards reference standard. Molecular formula: 2*C33H34FN2O5 Ca. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular Formula2*C33H34FN2O5 Ca
Molecular Weight597.72 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity>95%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)17.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentF-containing
Nitrogen Atoms2

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