2688-91-7Relevant articles and documents
Synthesis of Cycloheptatrienes, Oxepines, Thiepines, and Silepines: A Comparison between Br?nsted Acid and Au-Catalysis
Alcarazo, Manuel,Golz, Christopher,Sprenger, Kristin
, p. 6245 - 6254 (2020)
The cyclization of 1-(benzyl-, oxyaryl-, thioaryl-, and silaaryl)-2-ethynylbenzenes under Br?nsted acid- and Au(I)-catalysis is described. Br?nsted acid catalysis favors without exception the formation of the products derived from the regioselective proto