40142-60-7Relevant academic research and scientific papers
Acid-Promoted Bicyclization of Diaryl Alkynes: Synthesis of 2 H-Indazoles with in Situ Generated Diazonium Salt as Nitrogen Source
Zhang, Cheng,Chang, Sailan,Dong, Shanliang,Qiu, Lihua,Xu, Xinfang
, p. 9125 - 9136 (2018/06/22)
An unprecedented transition-metal-free tandem bicyclization of diaryl alkynes has been disclosed, which provides a streamlined access to a range of polycyclic 2H-indazoles in high to excellent yields. The salient features of this reaction include readily
