反应详情

The resultant compound from Example 98 (11.76 g, 33.2 mmol) in methylene chloride (25 ml) was treated with trifluoroacetic acid (25 ml). After stirring at room temperature for 90 min the solvent was evaporated to afford 9.91 g (100%) of the desired product as a solid, m.p. 48°-51° C.

1. customwas evaporated