Potassium Carbonate → Dabigatran Ethyl Ester

Beteiligte Stoffe

Reaktionsbedingungen

Reaktionsschritte

Dissolved 1-methyl-2-[N-[4-amidinophenyl]aminomethyl]benzimidazol-5-yl-carboxylicacid-N-(2-pyridyl)-N-(2-ethoxycarbonylethyl)amide oxalate compound of formula-6a (100 g) in a mixture of acetonitrile (1200 ml) and water (800 ml) and cooled to 10-15° C. Potassium carbonate (66.24 g) was added to the reaction mixture and stirred for 60 minutes at 10-15° C. Filtered the obtained solid, washed with water and then dried to get title compound.

Herkunft & Nachweise