PRODUCT NAME: Impurity E of Quetiapine(Quetiapine DBTP N-Methyl Impurity)
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	QUE-003
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	28377
Mol. Formula	C₁₈H₁₉N₃S
Molecular Wt	309.43
Long Term Storage Condition	Refrigerator	Handling instruction	Sample COA
Chemical Name	Impurity E of Quetiapine(Quetiapine DBTP N-Methyl Impurity)
Synonyms	11-(4-methylpiperazin-1-yl-dibenzo [b,f][1,4]thiazapine.

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 (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