PRODUCT NAME: Alogliptin N-Nitroso Impurity 4
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	NIT-094
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	NA
Mol. Formula	C20H22N6O5
Molecular Wt	426.4 g/mol
IUPAC	(R)-N-(1-(3-(2-Cyanobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)-N-nitrosoglycine
Synonyms	(R)-N-(1-(3-(2-Cyanobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)-N-nitrosoglycine
Long Term Storage Condition	Store at -20 °C or lower
Handling instruction	Sample COA

Test	Results
Appearance	Off-white to pale yellow powder
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