Literature DB >> 28617609

Transition-Metal-Free Photoinduced Intramolecular Annulation of 2,3-Di(hetero)arylchromen-4-one.

Jie Han1, Tao Wang1, Yong Liang1, Ying Li1, Chenchen Li1, Rui Wang1, Siqi Feng1, Zunting Zhang1.   

Abstract

An efficient transition-metal-free photoinduced intracyclization of 4H-chromen-4-ones in EtOH-H2O (7:1, v/v) at ambient temperature for the construction of complicated fused-ring heteroaromatics is established. The reaction proceeds smoothly without requiring any catalysts/additives.

Entities:  

Year:  2017        PMID： 28617609     DOI： 10.1021/acs.orglett.7b01531

Source DB:  PubMed          Journal:  Org Lett        ISSN： 1523-7052            Impact factor:   6.005


  2 in total

1.  Stabilising fleeting intermediates of stilbene photocyclization with amino-borane functionalisation: the rare isolation of persistent dihydrophenanthrenes and their [1,5] H-shift isomers.

Authors:  Yong-Gang Shi; Soren K Mellerup; Kang Yuan; Guo-Fei Hu; Francoise Sauriol; Tai Peng; Nan Wang; Pangkuan Chen; Suning Wang
Journal:  Chem Sci       Date:  2018-03-27       Impact factor: 9.825

2.  Trypanocidal Activity of Flavanone Derivatives.

Authors:  Gabriela Maciel Diogo; Josimara Souza Andrade; Policarpo Ademar Sales Junior; Silvane Maria Fonseca Murta; Viviane Martins Rebello Dos Santos; Jason Guy Taylor
Journal:  Molecules       Date:  2020-01-17       Impact factor: 4.411
  2 in total

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