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HNO3@nano SiO2 Catalyzed Green and Efficient Synthesis of Symmetrical and Unsymmetrical Di(indolyl)indoline-2-ones by Stirring and Grindstone Methods
- Nikoofar, Kobra, Khalili, Zahra
- National Academy science letters 2018 v.41 no.6 pp. 361-364
- ambient temperature, grinding, mixing, silica
- A simple, efficient, solvent-free, and mild method for the preparation of di(indolyl)indoline-2-ones (symmetrical and unsymmetrical), have been reported in the presence of HNO₃@nano SiO₂ under both stirring and grinding techniques at room temperature successfully.