| titleOfInvention |
METHOD FOR OBTAINING [1S-[1α,2α,3β(1S*,2R*),5β]]-3-[7-[2-(3,4-DIFLUOROPHENYL)-CYCLOPROPYLAMINO]-5-(PROPYLTHIO)-3H-1,2,3-TRIAZOLO[4;5-d]PYRIMIDINE-3-YL]-5-(2-HYDROXYETHOXY)-CYCLOPENTANE-1,2-DIOL AND ITS INTERMEDIATE COMPOUNDS |
| abstract |
FIELD: biotechnologies. n SUBSTANCE: invention refers to a method for obtaining [1S-[1α,2α,3β(1S*,2R*),5β]]-3-[7-[2-(3,4-difluorophenyl)-cyclopropylamino]-5-(propylthio)-3H-1,2,3-triazolo[4,5-d]pyrimidine-3-yl]-5-(2-hydroxyethoxy)-cyclopentane-1,2-diol of formula (I) . n EFFECT: improving yield of the compound of the formula and its high quality when recrystallisation is not available. n 5 cl, 1 tbl, 10 ex |