反应详情

100 g of anhydrous irbesartan hydrochloride was taken in a mixture of 250 ml toluene and 250 ml water. The pH of the reaction mass was adjusted to 6.5 to 7.0 with aqueous ammonia at 25-30° C. and stirred for about 30 minutes and filtered. The product was dried at 60° C. under vacuum to yield Form A of irbesartan free base.

1. filtrationfiltered
2. customThe product was dried at 60° C. under vacuum