cobalt(II) dibromide in dichloromethane 0.5 h; Ambient temperature;

montmorillonite in neat (no solvent) T=80°C; 0.5 h; Microwave irradiationGreen chemistry;

1: montmorillonite / neat (no solvent) / 0.25 h / 60 °C / |Microwave irradiation; |Green chemistry 2: montmorillonite / neat (no solvent) / 0.5 h / 80 °C / |Microwave irradiation; |Green chemistry View Scheme

iron nitrate (III) Ambient temperature;