Revisiting the Ullmann-ether reaction: A concise and amenable synthesis of novel dibenzoxepino [4, 5-d] pyrazoles by intramolecular etheration of 4, 5-(o, o'- …
R Olivera, R SanMartin, F Churruca…
文献索引:Burden, Peter M.; Capper, Hugh R.; Allan, Robin D.; Johnston, Graham A. R. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , # 12 p. 3291 - 3294