PRODUCT NAME: Olopatadine hydroxyethyl Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	OLP-002
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	113835-76-0
Mol. Formula	C21H25NO2
Molecular Wt	323.4 g/mol
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	2-[(11Z)-11-[3-(dimethylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]ethanol
Chemical Name	Olopatadine hydroxyethyl Impurity
Synonyms	Olopatadine Methanol; CHEMBL294777; 2-[(11Z)-11-[3-(dimethylamino)propylidene]-6H-benzo[c][1]benzoxepin-2-yl]ethanol; (11Z)-11-[3-(Dimethylamino)propylidene]-6,11-dihydro-dibenz[b,e]oxepin-2-ethanol

Test	Results
Appearance	White to off-white crystalline powder
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 99%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Water; 0.1N HCl; Phosphate Buffer (pH 7.4)
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