ANHYDROUS FERRIC CHLORIDE DISPERSED ON SILICA GEL INDUCED RING ENLARGEMENT OF TERTIARY CYCLOALKANOLS II: A CONVENIENT HOMOLOGATION OF CYCLOALKANONES, PREPARATION OF SPIRO SYSTEMS AND PROPELLA-γ-LACTONES

DOI: 10.1016/S0040-4020(01)96528-7

Source and publish data:

Tetrahedron p. 1267 - 1276 (1985)

Update date:2022-08-03

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Authors:

Fadel, A.

Salaun, J.

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Article abstract of DOI:10.1016/S0040-4020(01)96528-7

The reagent obtained by mixing anhydrous FeCl3 and silica gel induced, in the lack of any solvent, dehydration of tertiary cycloalkanols, specific C₄-->C₅ and C₅-->C₆ ring enlargement, formation of spiro compounds and propella-γ-lactones and cleavage of tetrahydropyranyl ethers.

Full text of DOI:10.1016/S0040-4020(01)96528-7

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