Key Laboratory of Functional Molecular Engineering of Guangdong Province;
School of Chemistry and Chemical Engineering;
South China University of Technology;
Guangzhou 510641;
China;
The International School of Advanced Materials;
School of Material Science and Engineering;
South China University of Technology;
Guangzhou 510640;
China;
Visible light; Photocatalysis; Purine derivatives; C–N bond formation; Additive free;