PRODUCT NAME: Alogliptin Impurity 23
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	ALP-054
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	1618644-29-3
Mol. Formula	C20H13ClN4O2
Molecular Wt	376.8 g/mol
Long Term Storage Condition	-20°C	Handling instruction	Sample COA
IUPAC	2,2'-((6-Chloro-2,4-dioxopyrimidine-1,3(2H,4H)-diyl)bis(methylene))dibenzonitrile
Chemical Name	Alogliptin Impurity 23
Synonyms	N,N'-Bis(2'-cyanobenzyl)-6-chloro-2,4-dioxopyrimidine; 2,2'-[(6-Chloro-2,4-dioxo-1,3(2H,4H)-pyrimidinediyl)bis(methylene)]bis-benzonitrile

Test	Results
Appearance	white to off-white crystalline or powdered solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 98%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption