PRODUCT NAME: Dabigatran Impurity O
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	DAB-013
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	948551-71-1
Mol. Formula	C₂₇H₂₈N₆O₄
Molecular Wt	500.55
IUPAC	Ethyl 3-[[3-[[2-(4-Cyanoanilino)Acetyl]Amino]-4-(Methylamino)Benzoyl]-Pyridin-2-Ylamino]Propanoate
Synonyms	Ethyl 3-(3-(2-((4-Cyanophenyl)Amino)Acetamido)-4-(Methylamino)-N-(Pyridin-2-Yl)Benzamido)Propanoate
Long Term Storage Condition	Store at 2-8°C in air tight and closed container
Handling instruction	Sample COA

Test	Results
Appearance	Orange solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Soluble in Dimethyl formamide and Methanol
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption