反应详情

In analogy to the procedure described for the synthesis of intermediate 1, step 4, the title compound was synthesized from 5-hydroxy-1H-indole-2-carboxylic acid (purchased at Fluka, Ref 55355) and morpholine. The desired product was obtained in 86% yield as white solid. MS (m/e): 493.1 (2M+, 100%).