反应详情

Tolterodine free base (5.0 gm) is dissolved in ethanol (75 ml) and tartaric acid (3.0 gm) is added to the solution. Then the contents are stirred for 2 hours at 25° C. to 30° C. and filtered to give 5.0 gm of tolterodine tartrate form I.

1. filtrationfiltered