反应详情

Following the procedure as described in PREPARATION 2B, and making non-critical variations to replace 1,3-benzodioxol-5-ol with 2,3-dihydrobenzofuran-6-ol (Foster et al., J. Chem. Soc. 1948:2254-2258) and 1-(2-cyclopropylethyl)-1H-indole-2,3-dione with 1-(diphenylmethyl)-1H-indole-2,3-dione, the title compound was obtained (68%) as a white solid: MS (ES+) m/z 450.4 (M+1).