Single step formation of novel tricyclic systems on [3 + 2] photocycloaddition of 3-(1-alkynyl)cyclohexenones to methoxyalkenes
作者:Paul Margaretha、H.-J Rathjen、William C Agosta
DOI:10.1016/s0040-4039(00)89034-6
日期:1990.1
Irradiation of 1b (λ350 nm) in tert-butyl alcohol solution containing 5 leads to the novel ring system 9b in a single step. Similar reactions occur between 1a and both 5 and 6. Mechanisms of these transformations are discussed.