Novel nano-architectured carbon quantum dots (CQDs) with phosphorous acid tags as an efficient catalyst for the synthesis of multisubstituted 4 H -pyran with indole moieties under mild conditions
RSC Advances Vol. 11, No. 42, 25995–26007
A new nano-structured catalyst with phosphorus acid moieties, synthesized by the reaction of carbon quantum dots (CQDs) and phosphorus acid under refluxing EtOH.
DOI: 10.1039/d1ra02515e