Synthesis of thermally stable 1,2-dioxetanes bearing a phenylethenyl or a phenylethynyl moiety and their base-induced decomposition

Article abstract of DOI:10.1016/S0040-4039(99)00793-5

Singlet oxygenation of olefins 3 and 6 affords selectively the corresponding 1,2-dioxetanes bearing a phenylethenyl group (1) or a phenylethynyl group (2), which possess marked thermal stability. Treatment of siloxy-substituted analogs 1b and 2b with tetr