2,2,3,3,5,5,6-heptafluoro-1,4-dioxane
CAS No. 34118-18-8
1,4-dioxane, 2,2,3,3,5,5,6-heptafluoro-; 2,2,3,3,5,5,6-Heptafluoro-1,4-dioxane