4-(5,5-Dimethyl-1,3-dioxan-2-yl)-4'-n-propylbutyrophenone

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

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

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

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

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

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

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

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

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

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