反应详情

1-[2-(3,4-Dihydro-1(2H)-benzopyran-4-yl)ethyl]-4-(4-hydroxy-3-methoxyphenyl)piperidine is prepared by proceeding as in Example 48 but starting with 4-(4-hydroxy-3-methoxyphenyl)piperidine, 4-(2-bromoethyl)-3,4-dihydro-2H-benzopyran (0.49 g) and potassium iodide (0.5 g) in 2-butanone (35 cc).