Trifluoromethanesulfonic Acid, an Unusually Powerful Catalyst for the Michael Addition Reaction of beta-Ketoesters under Solvent-Free Conditions.
Kotsuki
Hiyoshizo
H
Department of Chemistry, Faculty of Science, Kochi University, Akebono-cho, Kochi 780-8520, Japan.
Arimura
Koji
K
Ohishi
Takeshi
T
Maruzasa
Ryosuke
R