An Iron‐Catalyzed Cascade Approach to Benzo[
<i>b</i>
]carbazole Synthesis Followed by 1,4‐Sulfonyl Migration
作者:Siva Senthil Kumar Boominathan、Gopal Chandru Senadi、Jaya Kishore Vandavasi、Jeff Yi‐Fu Chen、Jeh‐Jeng Wang
DOI:10.1002/chem.201405695
日期:2015.2.16
A simple and straightforward approach was developed to construct 5H‐benzo[b]carbazole derivatives by iron catalysis in a cascade sequence. The notable features of this work include an atom‐economical cascade sequence, unprecedented 1,4‐sulfonyl migration, tolerance of a variety of functional groups, good yields, and an economical catalytic system.
开发了一种简单而直接的方法,通过铁催化以级联顺序构建5 H-苯并[ b ]咔唑衍生物。这项工作的显着特征包括原子经济级联序列,前所未有的1,4-磺酰基迁移,对各种官能团的耐受性,良好的收率和经济的催化体系。