苯肼,盐酸盐 、 (2-Fluorobenzoyl)butyric acid 、 2-(2-Fluorophenyl)-2,3-dihydroindole-3-propionic acid 以to yield 4.8 g (total yield: 22%) of the titled compound as white crystals的产率得到1-acetyl-2-(2-fluorophenyl)-1,2,2a,3,4,5-hexahydrobenz[cd]indol-5-one
The invention provides novel benzindole derivatives, processes for producing them, as well as a neuroprotective agent, an agent to prevent or treat diseases involving the degeneration, retraction or death of neurons, and an analgesic, each containing the benzindole derivatives as an active ingredient.