反应详情

Using ethyl 2-methyl-1-(phenylsulfonyl)-1H-pyrrole-3-carboxylate (8.05 g) and a 1.5 mol/L solution (55 mL) of diisobutylaluminum hydride in toluene, a procedure as in Reference Example 5 was performed to give the title compound as white crystals (yield 6.61 g, 96%).