ChemicalBook >?? ???? >1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)-

1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)-

1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)- ??? ???

???:: 1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)-

???(??):: Sitagliptin Impurity 41;(E)-3-amino-1-(3-(trifluoromethyl);1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-tri...;3-Amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo-[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trif;7-[1-Oxo-3-amino-4-(2,4,5-trifluorophenyl)but-2-enyl]-3-trifluoromethyl-5,6,7,8-tetrahydro-1,2,4-triazolo[4,3-a]pyrazine;3-amino-1-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-2-Buten-1-one;(4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifluorophenyl)but-2-en-2-amine;3-Amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one;2-Buten-1-one, 3-amino-1-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-;1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)-

?? ?? 29

1,2,4-Triazolo[4,3-a]pyrazine, 7-[3-amino-1-oxo-4-(2,4,5-trifluorophenyl)-2-butenyl]-5,6,7,8-tetrahydro- 3-(trifluoromethyl)- ??

???( 29)?? ??

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Sitagliptin N-Phoshate IMpurity N'-[(2Z)-Piperazin-2-ylidene]trifluoroacetohydrazide Methyl 3-aMino-4-(2,4,5-trifluorophenyl)butanoate Methyl 3-Oxo-4-(2,4,5-trifluorophenyl)butanoate 2,4,5-Trifluorobenzaldehyde (S)-Duloxetine SuccinaMide Sitagliptin Sitagliptin Impurity 28 Sitagliptin Sitagliptin Impurity 27 Sitagliptin phosphate monohydrate Duloxetine N-DesMethyl Metabolite 7-[(3R)-3-[(N-Acetyl)AMino]-1-oxo-4-(2,4,5-trifluorophenyl)butyl]-5,6,7,8-tetrahydro-3-(trifluoroMethyl)-1,2,4-triazolo[4,3-a]pyrazine Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate (R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride Sitagliptin Defuoro IMpurity 4 rac-Sitagliptin EP Impurity B HCl