A concise synthesis of a benzimidazole analogue of mycophenolic acid using a BF3-Et2O catalyzed amino-claisen rearrangement.
作者:Gaifa Lai、Wayne K. Anderson
DOI:10.1016/s0040-4039(00)91811-2
日期:1993.10
A nine-step synthesis of the benzimidazole analogue, 2, of mycophenolicacid is reported involving both the BF3-Et2O catalysed aromatic amino- and the ortho ester Claisen rearrangements as key steps.