Eleuthesides and Their Analogs: XI*. Final Stage of the Synthesis of Sarcodictyin A Analog with 14-Methylcyclohex-12-ene Ring A

Proceeding from derivatives of levoglucosenone and piperilene Diels-Alder adduct a total chemical synthesis was completed of sarcodictyin A analog possessing a 14-methylcyclohex-12-ene ring A. A practical version was developed of N(tau)-methylation of urocanic acid.