Aryl Diazonium Salt‐Triggered Cyclization and Cycloaddition Reactions: Past, Present, and Future

2020 ◽  
Vol 38 (10) ◽  
pp. 1132-1152 ◽  
Author(s):  
Fa‐Guang Zhang ◽  
Zhen Chen ◽  
Chi Wai Cheung ◽  
Jun‐An Ma
Molecules ◽  
2021 ◽  
Vol 26 (6) ◽  
pp. 1631
Author(s):  
Camila F. Olguín ◽  
Nicolás Agurto ◽  
Carlos P. Silva ◽  
Carolina P. Candia ◽  
Mireya Santander-Nelli ◽  
...  

Current selective modification methods, coupled with functionalization through organic or inorganic molecules, are crucial for designing and constructing custom-made molecular materials that act as electroactive interfaces. A versatile method for derivatizing surfaces is through an aryl diazonium salt reduction reaction (DSRR). A prominent feature of this strategy is that it can be carried out on various materials. Using the DSRR, we modified gold surface electrodes with 4-aminebenzene from 4-nitrobenzenediazonium tetrafluoroborate (NBTF), regulating the deposited mass of the aryl film to achieve covering control on the electrode surface. We got different degrees of covering: monolayer, intermediate, and multilayer. Afterwards, the ArNO2 end groups were electrochemically reduced to ArNH2 and functionalized with Fe(II)-Phthalocyanine to study the catalytic performance for the oxygen reduction reaction (ORR). The thickness of the electrode covering determines its response in front of ORR. Interestingly, the experimental results showed that an intermediate covering film presents a better electrocatalytic response for ORR, driving the reaction by a four-electron pathway.


2011 ◽  
Vol 133 (6) ◽  
pp. 1646-1649 ◽  
Author(s):  
Nébéwia Griffete ◽  
Frédéric Herbst ◽  
Jean Pinson ◽  
Souad Ammar ◽  
Claire Mangeney

2013 ◽  
Vol 117 (49) ◽  
pp. 26000-26006 ◽  
Author(s):  
Yasmine Aït Atmane ◽  
Lorette Sicard ◽  
Aazdine Lamouri ◽  
Jean Pinson ◽  
Mickaël Sicard ◽  
...  

Langmuir ◽  
2016 ◽  
Vol 32 (44) ◽  
pp. 11514-11519 ◽  
Author(s):  
Limin Guo ◽  
Lipo Ma ◽  
Yelong Zhang ◽  
Xun Cheng ◽  
Ye Xu ◽  
...  

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