4-(5,5-dimethyl-1,3-dioxan-2-yl)butyrophenone

2'-bromo-5-(5,5-dimethyl-1,3-dioxan-2-yl)valerophenone

3'-bromo-5-(5,5-dimethyl-1,3-dioxan-2-yl)valerophenone

3-(1,3-Dioxan-2-yl)-4'-fluoropropiophenone

3-(1,3-dioxan-2-yl)-3'-nitropropiophenone

4-(5,5-dimethyl-1,3-dioxan-2-yl)-3'-fluorobutyrophenone

3-(1,3-Dioxan-2-yl)-2'-methoxypropiophenone

5-(5,5-dimethyl-1,3-dioxan-2-yl)-2'-trifluoromethylvalerophenone

5-(5,5-dimethyl-1,3-dioxan-2-yl)-3',5'-dimethyl-4'-methoxyvalerophenone

2',3'-difluoro-4-(5,5-dimethyl-1,3-dioxan-2-yl)butyrophenone

3',4'-difluoro-5-(5,5-dimethyl-1,3-dioxan-2-yl)valerophenone