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

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

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

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

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

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

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

3-(1,3-dioxan-2-yl)-4'-isopropylpropiophenone

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

3-(1,3-dioxan-2-yl)-4'-phenoxypropiophenone

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

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

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

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

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