PRODUCT NAME: Quetiapine EP Impurity I
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	QUE-008
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	329216-67-3
Mol. Formula	C₁₉H₂₁N₃OS
Molecular Wt	339.45
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	2-(4-benzo[b][1,4]benzothiazepin-6-ylpiperazin-1-yl)ethanol
Chemical Name	Quetiapine EP Impurity I
Synonyms	4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazineethanol;2-[4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl]ethanol

Test	Results
Appearance	White to Light Yellow Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98% BY HPLC
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Chloroform (Slightly), DMSO (Slightly), Ethanol (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