2,3-Dihydrobenzo[b][1,4]dioxine, 1,4-benzdioxane, 1,4-BENZODIOXANE, 2,3-dihydro-1,4-benzodioxane, 1,4-Benzodioxin, 2,3-dihydro-, 1,2-Ethylenedioxybenzene, 2,3-dihydro-benzo[1,4]dioxine, 1,2-ETHYLENDIOXYBENZENE, 2-benzyl-1,4-dioxane, 1,4-Benzdioxan, Pyrocatechol ethylene ether, 2,3-dihydrobenzo[b][1,4]dioxane, 2,3-dihydro-1,4-benzodioxin, Benzo-1,4-dioxane