PRODUCT NAME: Sitagliptin Ketoamide Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	SIT-026
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	764667-65-4
Mol. Formula	C16H12F6N4O2
Molecular Wt	406.28
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	1-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]-4-(2,4,5-trifluorophenyl)butane-1,3-dione
Chemical Name	Sitagliptin Ketoamide Impurity
Synonyms	4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifluorophenyl)butan-2-one; 4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4] triazolo[4,3-a]pyrazine-7(8H)-yl]-1-(2,4,5-trifluorophenyl)butan-2-one; Sitagliptin Dioxo Impurity;1-[5,6-Dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl] -4-(2,4,5-trifluorophenyl)-1,3-butanedione; rac-Sitagliptin 3-ketone; 1-(3-(Trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butane-1,3-dione

Test	Results
Appearance	Off-White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	98% BY HPLC
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