Green synthesis of 5-substituted-1h-1,2,3,4-tetrazoles and 1-sustituted-1h-1,2,3,4-tetrazoles via [3+2] cycloaddition by reusable immobilized alcl3 on γ–al2o3

- Nanjundaswamy, Hemmaragala Marishetty, Abrahamse, Heidi