Patents
The invention provides a process for the preparation of hydrogen peroxide by hydrogenating 3-2-(oxopropyl)-2(1H)-quinoxalinone in the presence of a palladium catalyst and contacting the 3-2-(oxopropyl)-1,2,3,4-tetrahydro-2-quinoxalinone with oxidant molecular oxygen or air in ethylacetate-water or chloroform-water biphasic system.