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

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

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

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

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

2',6'-dichloro-5-(5,5-dimethyl-1,3-dioxan-2-yl)valerophenone

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

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

2-(1,3-Dioxolan-2-yl)-1-(3-fluoro-phenyl)-ethanone

2-(1,3-Dioxolan-2-yl)-1-(4-propoxy-phenyl)-ethanone

1-(2,3-Dimethoxy-phenyl)-2-(1,3-dioxolan-2-yl)-ethanone