Regioselective zincation of indazoles using TMP2Zn and Negishi cross-coupling with aryl and heteroaryl iodides
作者:Andreas Unsinn、Paul Knochel
DOI:10.1039/c2cc17804d
日期:——
The metalation of various SEM-protected functionalized indazoles with TMP2Zn provides 3-zincated indazoles which undergo palladium-catalyzed Negishi cross-couplings in good yields.
用 TMP2Zn 对各种 SEM 保护的官能化吲唑进行金属化,可得到 3-锌化吲唑,这些吲唑在钯催化下发生内吉西交叉耦合反应,产量很高。