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

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

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

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

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

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

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

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

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

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