Photocycloaddition of ortho-methyl substituted benzaldehydes to 2,3-dimethylbut-2-ene
Abstract
ortho-Methyl substituted benzaldehydes,(4)–(6), undergo unexpected photocycloaddition reactions with 2,3-dimethylbut-2-ene, producing the oxetans (8)–(10) in high chemical and quantum yields.