Keto <SUP>></SUP><SUB><</SUB> enol equilibria for and oxidative cyclization to benzofurans of 2,2-ditipyl-1-R-ethenols. Comparison with dimesityl analogs
Keto <SUP>></SUP><SUB><</SUB> enol equilibria for and oxidative cyclization to benzofurans of 2,2-ditipyl-1-R-ethenols. Comparison with dimesityl analogs