PRODUCT NAME: Atorvastatin Impurity D
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ATV-010
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	873950-19-7 & 148146-51-4
Mol. Formula	C₂₆H₂₄FNO₅ & C₂₆H₂₂FNO₄
Molecular Wt	0.00
Long Term Storage Condition	Chloroform (Slightly), DMSO, Methanol (Very Slightly) & Refrigerator	Handling instruction	Sample COA
Chemical Name	Atorvastatin Impurity D
Synonyms	4-(4-Fluorophenyl)-2,4-dihydroxy-2-(1-methylethyl)-N,5-diphenyl-3,6-dioxabicyclo[3.1.0]hexane-1-carboxamide;Atorvastatin epoxy tetrahydrofuran impurity & 3-(4-Fluorobenzoyl)-2-(2-methyl-1-oxopropyl)-N,3-diphenyloxiranecarboxamide; USP Atorvastatin Related Impurity D; Atorvastatin EP Impurity D; Atorvastatin epoxydione impurity

Test	Results
Appearance	White to 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	Chloroform (Slightly), DMSO, Methanol (Very Slightly) & Acetonitrile (Slightly), Chloroform (Slightly, Heated, Sonicated), 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