29640-76-4Relevant academic research and scientific papers
A Remarkable Difference of the Positional Selectivity in Electrophilic Aromatic Substitution of Dibenzofuran between the Classical ?-Complex and Charge-Transfer Mechanisms
Keumi, Takashi,Hamanaka, Kozo,Hasegawa, Haruo,Minamide, Naoki,Inoue, Yoshinori,Kitajima, Hidehiko
, p. 1285 - 1288 (2007/10/02)
Electrophilic nitration of dibenzofuran with nitric acid by a charge-transfer mechanism occurs exclusively at the 3-position and on the other hand, substitution at the 2-position predominates in the acylation, in which a classical ?-complex mechanism is important.
