Metal‐Free Synthesis of ( E )‐Vinyl Sulfones via An Insertion of Sulfur Dioxide/1,5‐Hydrogen Atom Transfer Sequence

2020 ◽  
Vol 362 (21) ◽  
pp. 4744-4748 ◽  
Author(s):  
Fu‐Sheng He ◽  
Yanfang Yao ◽  
Wenlin Xie ◽  
Jie Wu
Keyword(s):  
Hydrogen Atom ◽  
Sulfur Dioxide ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metal Free

Transition-metal-free radical relay cyclization of vinyl azides with 1,4-dihydropyridines involving a 1,5-hydrogen-atom transfer: access to α-tetralone scaffolds

2020 ◽  
Vol 7 (22) ◽  
pp. 3638-3647
Author(s):  
Yangzhen Liao ◽  
Yu Ran ◽  
Guijun Liu ◽  
Peijun Liu ◽  
Xiaozu Liu
Keyword(s):  
Free Radical ◽  
Hydrogen Atom ◽  
Transition Metal ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metal Free ◽  
Vinyl Azides

The remote C(sp3)–H functionalization enabled by a radical-mediated 1,5-hydrogen-atom transfer (HAT) process using vinyl azides and 1,4-dihydropyridines as precursors has been described.

scholarly journals Light-enabled metal-free pinacol coupling by hydrazine

2019 ◽  
Vol 10 (47) ◽  
pp. 10937-10943 ◽  
Author(s):  
Zihang Qiu ◽  
Hanh D. M. Pham ◽  
Jianbin Li ◽  
Chen-Chen Li ◽  
Durbis J. Castillo-Pazos ◽  
...  
Keyword(s):  
Hydrogen Atom ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metallic Hydrogen ◽  
Metal Free ◽  
Pinacol Coupling

A light-driven pinacol coupling protocol without any metals, but with N2H4 as a clean non-metallic hydrogen-atom-transfer (HAT) reductant was described.

Green oxidant H2O2 as a hydrogen atom transfer reagent for visible light-mediated Minisci reaction

2019 ◽  
Vol 43 (32) ◽  
pp. 12533-12537 ◽  
Author(s):  
Hong Zhao ◽  
Zhenlong Li ◽  
Jian Jin
Keyword(s):  
Hydrogen Atom ◽  
Visible Light ◽  
Oxidative Coupling ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metal Free

A metal-free protocol for oxidative coupling of heteroarenes and aliphatic C–H components has been achieved via a radical pathway.

Metal-Free Hydrogen Atom Transfer from Water: Expeditious Hydrogenation of N-Heterocycles Mediated by Diboronic Acid

2016 ◽  
Vol 22 (48) ◽  
pp. 17151-17155 ◽  
Author(s):  
Yun-Tao Xia ◽  
Xiao-Tao Sun ◽  
Ling Zhang ◽  
Kai Luo ◽  
Lei Wu
Keyword(s):  
Hydrogen Atom ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metal Free ◽  
Free Hydrogen

Transition-Metal-Free C(sp3)–H Coupling of Cycloalkanes Enabled by Single-Electron Transfer and Hydrogen Atom Transfer

2021 ◽  
Vol 23 (5) ◽  
pp. 1714-1719
Author(s):  
Linlin Zhang ◽  
Zhengfen Liu ◽  
Xun Tian ◽  
Yujin Zi ◽  
Shengzu Duan ◽  
...  
Keyword(s):  
Electron Transfer ◽  
Hydrogen Atom ◽  
Transition Metal ◽  
Hydrogen Atom Transfer ◽  
Single Electron ◽  
Atom Transfer ◽  
Single Electron Transfer ◽  
Metal Free

Visible-Light-Mediated Metal-Free Hydrosilylation of Alkenes through Selective Hydrogen Atom Transfer for Si−H Activation

2017 ◽  
Vol 129 (52) ◽  
pp. 16848-16852 ◽  
Author(s):  
Rong Zhou ◽  
Yi Yiing Goh ◽  
Haiwang Liu ◽  
Hairong Tao ◽  
Lihua Li ◽  
...  
Keyword(s):  
Hydrogen Atom ◽  
Visible Light ◽  
Hydrogen Atom Transfer ◽  
Atom Transfer ◽  
Metal Free
Sign in / Sign up

Export Citation Format

Share Document