PRODUCT NAME: Rosuvastatin Lactone Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ROS-007
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	503610-43-3
Mol. Formula	C₂₂H₂₆FN₃O₅S
Molecular Wt	463.52
IUPAC	N-[4-(4-fluorophenyl)-5-[(E)-2-[(2S,4R)-4-hydroxy-6-oxooxan-2-yl]ethenyl]-6-propan-2-ylpyrimidin-2-yl]-N-methylmethanesulfonamide
Synonyms	N-[4-(4-Fluorophenyl)-6-(1-methylethyl)-5-[(1E)-2-[(2S,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethenyl]-2-pyrimidinyl]-N-methyl-methanesulfonamide; Rosuvastatin-5S-lactone; Rosuvastatin EP Impurity D
Long Term Storage Condition	Store At 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	Off-White Solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Acetonitrile (Slightly), Chloroform, Ethyl Acetate (Slightly), Methanol (Slightly)
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption