PRODUCT NAME: Darifenacin Impurity D
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	DAF-008
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1396968-57-2
Mol. Formula	C38H41N2O3 : Br
Molecular Wt	573.8 : 79.9
IUPAC	(3S)-3-(2-Amino-2-oxo-1,1-diphenylethyl)-1,1-bis[2-(2,3-dihydro-5-benzofuranyl)ethyl]pyrrolidinium Bromide
Synonyms	Darifenacin Pyrrolidinium Dimer
Long Term Storage Condition	store at 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	Off white 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	DMSO, Methanol
Purity	98.02% by HPLC
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