Chemical Name: (2Z)-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 ;
Synonym: Sitagliptin dioxo impurity
Smiles: FC1=CC(F)=C(CC(CC(N2CCN3C(C2)=NN=C3C(F)(F)F)=O)=O)C=C1F
Inchi: InChI=1/C16H14F6N4O2/c17-10-6-12(19)11(18)4-8(10)3-9(27)5-14(28)25-1-2-26-13(7-25)23-24-15(26)16(20,21)22/h4,6,9,27H,1-3,5,7H2
Determination of chemical stability of sitagliptin by LC-UV, LC-MS and FT-IR methods
Anna Gumieniczek, Anna Berecka, Tomasz Mroczek, Krzysztof Wojtanowski, Kinga Dąbrowska, Katarzyna Stępień
Journal of Pharmaceutical and Biomedical Analysis Volume 164, 5 February 2019, Pages 789-807
Development and validation of stability indicating assay method by HPLC for the analysis of sitagliptin phospahte in bulk drug substances
Meher Vijay Dalawai , Paul Douglas Sanasi and Hemant Kumar Sharma
Journal of Chemical and Pharmaceutical Research, 2015, 7(10):781-787
Enantiometric separation of sitagliptin in a fixed dose combination formula of sitagliptin and metformin by a chiral liquid chromatographic method
nagadeep jaishetty*, kamaraj palanisamy, arthanareeswari maruthapillai
Int J Pharm Pharm Sci, Vol 11, Issue 6, 66-71