Batsomboon, P.; Phakhodee, W.; Ruchirawat, S.; Ploypradith, P. Generation of ortho-Quinone Methides by p-TsOH on Silica and Their Hetero-Diels—Alder Reactions with Styrenes. J. Org. Chem. 2009, 74, 4009–4012.
Batsomboon, P.; Phakhodee, W.; Ruchirawat, S.; Ploypradith, P. Generation of ortho-Quinone Methides by p-TsOH on Silica and Their Hetero-Diels—Alder Reactions with Styrenes. J. Org. Chem. 2009, 74, 4009–4012.