4'-cyano-3,3-dimethylbutyrophenone

2',5'-dichloro-3,3-dimethylbutyrophenone

3'-cyano-2,2-dimethylbutyrophenone

2,2-dimethyl-2'-thiomethylbutyrophenone

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

2',4'-dichloro-2,2-dimethylbutyrophenone

4',2,2-Trimethylpropiophenone

4'-Cyano-2,2-dimethylpropiophenone

2',2,2,4'-tetramethylpropiophenone

2'-Chloro-2,2-dimethylpropiophenone

2',4'-Difluoro-2,2-dimethylpropiophenone