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

Catalogue Number	ROS-007
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	503610-43-3
Mol. Formula	C₂₂H₂₆FN₃O₅S
Molecular Wt	463.52
Long Term Storage Condition	Store At 2-8°C	Handling instruction	Sample COA
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
Chemical Name	Rosuvastatin Lactone Impurity
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

Test	Results
Appearance	Off-White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Acetonitrile (Slightly), Chloroform, Ethyl Acetate (Slightly), Methanol (Slightly)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption