Practical Synthesis of 2-Pyridone Core: Ethyl 8-Chloro-1-cyclopropyl-7-fluoro-9-methyl-4-oxo-4H-quinolizinone-3-carboxylate
作者:Qun Li、Thomas Sowin、Akiyo Claiborne、Linda Lijewski、Xiaolin Zhang、Kathleen Raye、Hormoz Mazdiyasni、William Arnold、Laura M. Melcher、Weibo Wang、Lisa Hasvold、Anthony Fung、Daniel T. W. Chu、J. J. Plattner
DOI:10.3987/com-99-8500
日期:——
A practical synthesis of the fluoropyridone core (2), an important intermediate to ABT-719 and other 2-pyridones, from the commercially available 3-chlorotetrafluoropyridine in 10 to 11 linear transformations with 10-26% overall yield is described.