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

Catalogue Number	DAF-005
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	136081-60-2
Mol. Formula	C₁₁H₁₄O₄S
Molecular Wt	242.29
Long Term Storage Condition	Refrigerator	Handling instruction	Sample COA
IUPAC	2-(3-hydroxy-2,3-dihydro-1-benzofuran-5-yl)ethyl methanesulfonate
Chemical Name	Darifenacin Impurity B
Synonyms	2,3-Dihydro-5-benzofuranethanol Methanesulfonate

Test	Results
Appearance
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	DMSO
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