Functional Group Protection: The Xu Synthesis of Caldaphnidine J
Wei Han of Nanjing Normal University used oxidative conditions to protect the alcohol of 1 as the mixed acetal 2 (Synlett 2020, 31, 1400. DOI: 10.1055/s-0040-1707162). Alexei V. Methyl 3-(1H-pyrrol-2-yl)propanoate…