<正>Intermolecular addition-cyclization of 1, 3-dicarbonyl compounds with arylbromoallenes in K2CO3 mediated condition afforded 2, 3, 4-trisubstituted furans in
Novel ionic liquids with dual acidity, of which the cation contains Bronsted acidity and anions contain Lewis acidity were synthesized. These ionic liquids obta
Unexpected dealkylation of Bischler-Napieralski cyclization of 2-(3,4-dimethoxy-2-nitro-phenyl)-N-[2-(3,4-dimethoxyphenyl) ethyl]-N-[(S)-1-phenyl-ethyl] acetami
A ferrocenylsulfides 1-2 mediated sulfur ylide epoxidation reaction was found to stereoselectively afford trans-oxiranes in excellent yields with recoverable st