Products for Topic: Sitagliptin Intermediate
![5-[1-Hydroxy-2-(2,4,5-trifluorophenyl)ethylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione](https://www.nbinno.com/webimg/gemini_688f4a2c6f8db_1754221100.png)
5-[1-Hydroxy-2-(2,4,5-trifluorophenyl)ethylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione
![(2Z)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifl](https://www.nbinno.com/webimg/gemini_688c8b992af64_1754041241.png)
(2Z)-4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifl

Sitagliptin Intermediate Hydrochloride
![3-(Trifluoromethyl)-5,6,7,8-Tetrahydro[1,2,4]Triazolo[4,3-a]Pyrazine Hydrochloride](https://www.nbinno.com/webimg/gemini_687c2b5a8a5d5_1752968026.png)