New synthesis of azepin-4-ones by flash vacuum thermolysis of dihydro and tetrahydroisoxazole-5-spirocyclobutane derivatives
作者:Andrea Goti、Alberto Brandi、Francesco De Sarlo、Antonio Guarna
DOI:10.1016/s0040-4039(00)85188-6
日期:1986.1
Azepin-4-ones () and () are synthesized by FlashVacuumThermolysis of the isoxazolines () and of the isoxazolidine () obtained by 1,3-dipolar cycloadditions to methylenecyclobutane.