磷酸西他列汀中間體1; 3-(三氟甲基)-5,6,7,8-四氫-[1,2,4]三唑并[4,3-a]吡嗪鹽酸鹽; 3-(三氟甲基)-5,6,7,8-四氫-(1,2,4)三唑并(4,3-a)吡嗪鹽酸鹽; 3-三氟甲基-5,6,7,8-四氫-[1,2,4]三唑[4,3-a]并吡嗪鹽酸鹽; 磷酸西他列汀中間體 1; 3-三氟甲基-5,6,7,8-四氫-[1,2,4]三唑并-[4,3-a]吡嗪鹽酸鹽; 西他列汀側(cè)鏈; 三唑哌嗪鹽酸鹽; 3-三氟甲基-5,6,7,8-四氫-[l,2,4]三唑-[4,3-a]并吡嗪鹽酸鹽; 3-(三氟甲基)-5,6,7,8-四氫-[1,2,4]噻唑[4,3-a]吡嗪 鹽酸鹽; 3-三氟甲基-5,6,7,8-四氫-1,2,4-三唑并[4,3-a]吡嗪鹽酸鹽;
3-(trifluoromethyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride; 3-(trifluoromethyl)-5,6,7,8-tetrahydro-1,2,4-triazolo-[4,3-alpha] pyrazine hydrochloride; IntermediateⅠof Sitagliptin phosphate; 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride; 3-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]traazoli[4,3-1]pyrazine hydrochloride; 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-(1,2,4)trazolo(4,3-a)pyrazine hydrochloride; 3-(trifluoromethyl)-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine; 3-(trifluoromethyl)-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine hydrochloride (1:1); TAP-4; Sitagliptin Intermediate; 1,2,4-Triazolo[4,3-a]pyrazine, 5,6,7,8-tetrahydro-3-(trifluoromethyl)-, hydrochloride (1:1); 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine Hcl; 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-1,2,4-triazolo-[4,3-a]pyrazine HCl; 3-(trifluoromethyl)-5,6,7,8-retrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride; 3-(trifluoromethyl)-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine hydrochloride; 3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-α]pyrazine Hydrochloride; 3-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine(Hydrochloride); 3-(TrifluoroMethyl)-5,6,7,8-tetrahydro-1,2,4-triazolo[4,3-a]pyrazine hydrochloride;