Synthesis and cross coupling of a highly substituted 2-pyridylboronate: application to the large scale synthesis of a mineralocorticoid antagonist
作者:Charles Boos、Daniel M. Bowles、Cuiman Cai、Agustin Casimiro-Garcia、Xiangyang Chen、Catherine A. Hulford、Sandra M. Jennings、E. Jason Kiser、David W. Piotrowski、Matthew Sammons、Robert A. Wade
DOI:10.1016/j.tetlet.2011.10.052
日期:2011.12
The large scale synthesis of a functionalized 2-pyridylboronate 8 and optimization of its Suzuki-Miyaura coupling to chloropyrazoline (R)-7 to provide a scalable synthesis of mineralocorticoid antagonist (R)-1 is described. (C) 2011 Elsevier Ltd. All rights reserved.