215029-67-7Relevant articles and documents
Silver(I)/Celite promoted oxidative cycloaddition of 4-hydroxycoumarin to olefins. A facile synthesis of dihydrofurocoumarins and furocoumarins
Lee, Yong Rok,Kim, Byung So,Wang, Han Cheol
, p. 12215 - 12222 (1998)
An efficient synthesis of dihydrofurocoumarins and furocoumarins is achieved from 4- hydroxycoumarins and olefins in the presence of Ag2CO3/Celite in moderate yields. The new method has been applied to the synthesis of the natural cyclobrachycoumarin isolated from Brachyclados megalanthus.