PRODUCT NAME: Alvimopan Impurity 18
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AVP-022
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	145340-45-0
Mol. Formula	C17H25NO
Molecular Wt	259.4 g/mol
IUPAC	4-(3-Isopropoxyphenyl)-1,3,4-trimethyl-1,2,3,4-tetrahydropyridine
Synonyms	Pyridine, 1,2,3,4-tetrahydro-1,3,4-trimethyl-4-[3-(1-methylethoxy)phenyl]; 1,2,3,4-Tetrahydro-1,3,4-trimethyl-4-[3-(1-methylethoxy)phenyl]pyridine
Long Term Storage Condition	Cool, dry, and well-ventilated place
Handling instruction	Sample COA

Test	Results
Appearance	viscous, pale yellow to amber oil
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
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