3,3-dimethyl-2'-fluorobutyrophenone

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

2,2-dimethyl-4'-trifluoromethylbutyrophenone

3',5'-Dichloro-2,2-dimethylbutyrophenone

2'-Cyano-2,2-dimethylpropiophenone

4'-Carboethoxy-2,2-dimethylpropiophenone

2,2,3',4'-tetramethylpropiophenone

4'-Bromo-2,2-dimethyl-3'-fluoropropiophenone

2,2-dimethyl-2'-trifluoromethylpropiophenone

3',5'-Dichloro-2,2-dimethylpropiophenone

4-Methylphenyl cyclopropyl ketone