9-Acetyl-8-hydroxy-1,2-dihydro-6-(3-dimethylaminopropyl)-cyclopenta[c]carbazole-3-one → 1-(6-Acetyl-9H-carbazol-3-yl)-ethanone

Beteiligte Stoffe

Reaktionsschritte

9-Acetyl-8-hydroxy-1,2-dihydro-6-(3-dimethylaminopropyl)-cyclopenta[c]carbazole-3-one (7.81 g, 21.46 mmol, 1 eq) was dissolved in a mixture of water (20 mL) and 10% HCl solution (20 mL) in ethanol (200 mL), and the homogeneous solution evaporated to dryness. The residue was dried in vacuum overnight to give 8.47 g of Example 4 as a gray solid.

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