Abstract
Various 3-(1, 2, 4-triazol-5-yl) methylene-2-oxo-1, 2, 3, 4-tetrahydroquinoxalines (4-7, 10, 11) and related compounds (8, 9) were synthesized using 3-hydrazinocarbonylmethylene-2-oxo-1, 2, 3, 4-tetrahydroquinoxaline (2) as a starting material.