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

4'-Bromo-3-(1,3-dioxan-2-yl)propiophenone

3'-Chloro-3-(1,3-dioxan-2-yl)propiophenone

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

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

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

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

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

3',4'-Difluoro-3-(1,3-dioxan-2-yl)propiophenone

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

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

4'-tert-Butyl-3-(1,3-dioxan-2-yl)propiophenone

3-(1,3-Dioxan-2-yl)-5'-fluoro-2'-methylpropiophenone

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

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