An improved synthesis of 3-(1,1-dimethylallyl)coumarins
作者:Rosario Hernández-Galán、Javier Salvá、Guillermo M. Massanet、Isidro G. Collado
DOI:10.1016/s0040-4020(01)80355-0
日期:——
The syntheses of several 3-(1,1-dimethylallyl)coumarins, simple or bearing additional furan or pyran rings is achieved starting from the corresponding C-3 unsubstituted derivatives. The key step involves Ireland-Claisen rearrangements of allyl esters.
A new and efficient route to 3-(1,1-dimethylallyl)coumarins
作者:Isidro G. Collado、Rosario Hernández-Galán、Guillermo M. Massanet、Francisco Rodríguez-Luis、Javier Salvä
DOI:10.1016/s0040-4039(00)79724-3
日期:1991.7
A new method for the synthesis of 3-(1,1 dimethylallyl) coumarias is described. The key step involves an lreland-Claisen rearrangement of an allyl ester.