Highly efficient synthesis of 9-fluorenones from 9H-fluorenes by air oxidation

Green Chemistry Pub Date: 2011-06-10 DOI: 10.1039/C1GC15136C

Abstract

9-Fluorenones substituted with nitro, halogen, or alkyl groups can be easily obtained in high yield and purity by aerobic oxidation of 9H-fluorenes under ambient conditions in the presence of KOH in THF.

Graphical abstract: Highly efficient synthesis of 9-fluorenones from 9H-fluorenes by air oxidation
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