PRODUCT NAME: Alvimopan Isomer (2R, 3S, 4S)
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AVP-012
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	156130-44-8
Mol. Formula	C25H32N2O4
Molecular Wt	424.5 g/mol
IUPAC	((R)-2-Benzyl-3-((3S,4S)-4-(3-hydroxyphenyl)-3,4-dimethylpiperidin-1-yl)propanoyl)glycine
Synonyms	((R)-2-Benzyl-3-((3S,4S)-4-(3-hydroxyphenyl)-3,4-dimethylpiperidin-1-yl)propanoyl)glycine
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	white to 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
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