diisopropyl thioketone

3-[6-(tert-butyldimethylsiloxy)-2-naphthyl]-4,4-diisopropyl-3-methoxy-1,2-dioxetane

1-(o-Ethylphenyl)-2,2,4-trimethylpentane-1,3-dione

3-acetoxy-2,4-dimethyl-2-pentene