Department of Chemistry;
Northeast Normal University;
Changchun 130024;
China;
Department of Chemistry;
University of Pavia;
Viale Taramelli 12;
Pavia 27100;
Italy;
State Key Laboratory of Elemento-Organic Chemistry;
Nankai University;
Tianjin 300071;
China;
4+1Annulation; Azoalkene; Late-stage functionalization; 1-Substituted 1; 2; 3-triazoles;