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

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

2',6'-difluoro-4-(5,5-dimethyl-1,3-dioxan-2-yl)butyrophenone

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

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

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

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

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

9-[5-(5,5-dimethyl-1,3-dioxan-2-yl)valeryl]phenanthrene

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

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