Heterocycles p. 865 - 872 (2009)
Update date:2022-08-03
Topics:
Hayashi, Naoto
Kanda, Akifumi
Kamoto, Taku
Higuchi, Hiroyuki
Akita, Takeyuki
Effect of aryl substituents on intramolecular cyclizations of 3,3′,5,5′-tetraaryl-2,2′-biphenoquinones (Ar = phenyl (la) and 4-methoxyphenyl (1b)) has been studied. In benzene, 1a gave 2,4,6,8-tetraphenyldibenzofuran-1-ol (10) gradually as a main product,
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