Tetrahedron Letters p. 6277 - 6280 (1990)
Update date:2022-07-30
Topics:
Grove, David D.
Miskevich, Frank
Smith, Chase C.
Corte, James R.
Cis-9a-ethynyl-1,2,3,4,4a,9a-hexahydro-9H-fluorenes and the corresponding dibenzofurans have been prepared by a stereoconvergent, intramolecular Friedel-Crafts alkylation involving dicobalt hexacarbonylstabilized carbocations.
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