2-(4-fluorophenoxy)-4,5-dimethyl-1,3,2λ⁵-dioxaphosphole 2-oxide

4,5-dimethyl-2-phenoxy-1,3,2λ⁵-dioxaphosphole 2-oxide

2-(2-bromoethoxy)-4,5-dimethyl-1,3,2λ⁵-dioxaphosphole 2-oxide

2-cyclopentyloxy-4,5-dimethyl-1,3,2λ⁵-dioxaphosphole 2-oxide

4,5-dimethyl-2-[(2-methylpropan-2-yl)oxy]-1,3,2λ⁵-dioxaphosphole 2-oxide