Thermal ring annulation of .alpha.-vinylcinnamate methyl esters. A method for the generation of 3,4-dihydro-2-naphthoate and 2-naphthoate methyl esters
Thermal ring annulation of .alpha.-vinylcinnamate methyl esters. A method for the generation of 3,4-dihydro-2-naphthoate and 2-naphthoate methyl esters