ORGANIC & BIOMOLECULAR CHEMISTRY, vol.11, no.17, pp.2804-2810, 2013 (SCI-Expanded)
The first total synthesis of (+/-)-noruleine and a concise synthesis of (+/-)-uleine have been accomplished via the DDQ mediated dehydrogenative cyclization of a tetrahydrocarbazole derivative bearing a non-substituted amide functionality to prepare the key azocino[4,3-b]indole precursor.