HOPKINSON A. C.; LEE-RUFF E.; MALEKI M., SYNTHESIS,(1986) N 5, 366-371
作者:HOPKINSON A. C.、 LEE-RUFF E.、 MALEKI M.
DOI:——
日期:——
An Efficient Synthesis of Benzofluorenes Via α-Alkoxycarbonyldiarylmethyl Cations
作者:A. C. Hopkinson、E. Lee-Ruff、M. Maleki
DOI:10.1055/s-1986-31637
日期:——
Rearrangements of α-alkoxycarbonyldiarylmethyl cations lead to 9-fluorenecarboxylic esters. Decarboxylation of these esters generates the fluorene derivatives 9a-f. The precursors to the cations are the α-hydroxyesters 6a-g.This conversion constitutes a facile synthesis of benzofluorenes.