PRODUCT NAME: Alogliptin N-Nitroso Impurity 2
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIT-098
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C14H15N3O3
Molecular Wt	273.3 g/mol
IUPAC	(R)-5-Methyl-2-(1-nitrosopiperidin-3-yl)isoindoline-1,3-dione
Synonyms	(R)-5-Methyl-2-(1-nitrosopiperidin-3-yl)isoindoline-1,3-dione
Long Term Storage Condition	Store in a freezer at -20°C or lower
Handling instruction	Sample COA

Test	Results
Appearance	yellow to orange-yellow crystalline or powdery 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