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

Catalogue Number	QUE-005
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	329216-67-3
Mol. Formula	C23H25N3O5S
Molecular Wt	339.45 ( Free base )
Long Term Storage Condition	Store At 2-8°C	Handling instruction	Sample COA
IUPAC	2-(4-benzo[b][1,4]benzothiazepin-6-ylpiperazin-1-yl)ethanol fumarate
Chemical Name	Quetiapine Impurity C
Synonyms	11-[4-(2-Hydroxyethyl)-1-piperazinyl]-dibenzo [b, f] [1, 4] thiazepine fumarate

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	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