Comparative study of the catalytic preparation of flavones using Keggin heteropolyacids under homogeneous, heterogeneous and solvent free conditions

DANIEL BENNARDI; GUSTAVO ROMANELLI; JUAN AUTINO; LUIS PIZZIO; PATRICIA VÁZQUEZ; CÁRMEN CÁCERES; MIRTA BLANCO

Reaction Kinetics, Mechanisms and Catalysis

SPRINGER

Lugar: 100 (1), 165-174 (2010); Año: 2010 vol. 100 p. 165 - 174

1878-5190

Keggin heteropolyacids are found to be selective and recyclable catalysts for the preparation of flavones. The reaction was carried out in different reaction media, homogeneous, heterogeneous and solvent-free conditions. The solvent-free conditions represent the best green conditions