Intramolecular cyclization in a fatty acid ester solvent

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260465R, 260465D, 260465F, 260465G, 260465H, 260471R, 260473F, 260475R, 260479R, 260590FB, C07D30791

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active

040426033

ABSTRACT:
A process for preparing substituted dibenzofuran or fluorenone-9 by the intramolecular cyclization of substituted diphenyl ether or benzophenone in the presence of a carboxylic acid salt of palladium and/or palladium organic complex.

REFERENCES:
yoshimoto et al., Bulletin of the Chemical Society of Japan, vol. 46, (Aug. 1973), pp. 2490-2492.
House, Modern Synthetic Reactions, W. A. Benjamin, Inc., New York, (1965), pp. 294-295.
Shiotani et al., Angew. Chem. (July 1974), vol. 86 (13), pp. 478-479.

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