3,3,3',5'-tetramethylbutyrophenone

4'-chloro-2,2-dimethyl-3'-fluorobutyrophenone

2,2-Dimethyl-3'-trifluoromethylbutyrophenone

2',5'-dichloro-2,2-dimethylbutyrophenone

4',2,2-Trimethylpropiophenone

2'-Carboethoxy-2,2-dimethylpropiophenone

2,2-Dimethyl-4'-methoxypropiophenone

3'-Chloro-2,2-dimethylpropiophenone

2,2-dimethyl-3'-trifluoromethylpropiophenone

4'-Bromo-2,2-dimethyl-2'-fluoropropiophenone

2',4'-dichloro-2,2-dimethylpropiophenone