PRODUCT NAME: Alvimopan N-Nitroso Impurity 1
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIT-104
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C13H18N2O2
Molecular Wt	234.3 g/mol
IUPAC	3-((3R,4R)-3,4-dimethyl-1-nitrosopiperidin-4-yl)phenol
Synonyms	3-((3R,4R)-3,4-dimethyl-1-nitrosopiperidin-4-yl)phenol
Long Term Storage Condition	-20°C to 4°C
Handling instruction	Sample COA

Test	Results
Appearance	yellow to light orange or tan crystalline powder or 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