Diisopropyl Ether → Sitagliptin Ferulate

Participants

Reaction Steps

Sitagliptin free base (2.0 gms) and ferulic acid (0.95 gms) were dissolved in methanol (12 ml) at 60° C. to 65° C. and the resultant solution was cooled to room temperature. Isopropyl ether (120 ml) was added to the clear solution and stirred for 12 hours. Filtered the precipitated solids and dried at 70° C. to 75° C. for 12 hours to obtain the title compound.

Provenance & Evidence