23197-74-2Relevant academic research and scientific papers
Superacid-catalyzed electrocyclization of diphenylmethyl cations to fluorenes. Kinetic and theoretical revisit supporting the involvement of ethylene dications
Ohwada, Tomohiko,Suzuki, Takayoshi,Shudo, Koichi
, p. 4629 - 4637 (1998)
In superacid media, diphenylmethyl cations bearing an α-carbonyl group generate fluorene compounds. We have obtained chemical evidence showing the acidity dependence of this fluorene cyclization process. A linear relationship was found between the rate of
