反应详情

Using methyl 5-bromo-4-ethyl-1-(phenylsulfonyl)-1H-pyrrole-3-carboxylate (1.35 g) and a 1.5 mol/L solution (7.5 mL) of diisobutylaluminum hydride in toluene, a procedure as in Reference Example 5 was performed to give the title compound as a brown oil (yield 1.10 g, 88%).