2,2-Dimethyl-4'-fluorobutyrophenone

2'-Chloro-2,2-dimethylbutyrophenone

3'-Chloro-2,2-dimethyl-5'-fluorobutyrophenone

2,2-dimethyl-3',4',5'-trifluorobutyrophenone

2,2-Dimethyl-2'-methoxypropiophenone

4'-Cyano-2,2-dimethylpropiophenone

3'-Bromo-2,2-dimethylpropiophenone

2',2,2,6'-Tetramethylpropiophenone

2,2-dimethyl-4'-trifluoromethylpropiophenone

2',3'-dichloro-2,2-dimethylpropiophenone

3',4'-difluoro-2,2-dimethylpropiophenone