Transition-Metal-Free Radical Homocoupling Polymerization to Conjugated Poly(Phenylene butadiynylene) Polymers

2021 ◽  
Author(s):  
Qingmin Liu ◽  
Xuepeng Wang ◽  
Bien Tan ◽  
Shangbin Jin
Keyword(s):  
Free Radical ◽  
Heterogeneous Catalysis ◽  
Transition Metal ◽  
Gas Adsorption ◽  
Porous Polymers ◽  
Metal Free ◽  
Microporous Polymers ◽  
Conjugated Microporous Polymers

Conjugated microporous polymers (CMPs) are attractive porous polymers which have found enormous science and technical in-terests in gas adsorption and heterogeneous catalysis. However, most of these conjugated porous polymers are...

scholarly journals Retraction: Transition-metal-free synthesis of conjugated microporous polymers via amine-catalyzed Suzuki–Miyaura coupling reaction

2021 ◽  
Author(s):  
Qingmin Liu ◽  
Shangbin Jin ◽  
Bien Tan
Keyword(s):  
Transition Metal ◽  
Coupling Reaction ◽  
Metal Free ◽  
Microporous Polymers ◽  
Conjugated Microporous Polymers

Retraction of ‘Transition-metal-free synthesis of conjugated microporous polymers via amine-catalyzed Suzuki–Miyaura coupling reaction’ by Qingmin Liu et al., Chem. Sci., 2021, DOI: 10.1039/d1sc03970a.

scholarly journals Transition-Metal-Free Synthesis of Conjugated Microporous Polymers via Amine-Catalyzed Suzuki-Miyaura Coupling Reaction

2021 ◽  
Author(s):  
Qingmin Liu ◽  
Shangbin Jin ◽  
Bien Tan
Keyword(s):  
Transition Metal ◽  
Noble Metal ◽  
Coupling Reaction ◽  
Transition Metal Catalysis ◽  
Coupling Reactions ◽  
Metal Catalysis ◽  
Metal Free ◽  
Noble Metal Catalysts ◽  
Microporous Polymers ◽  
Conjugated Microporous Polymers

The synthesis of conjugated microporous polymers (CMPs) has been heavily relied on transition-metal-catalysis carbon-carbon coupling reactions, which has shortages in the scarcity and high cost of the noble metal catalysts....

Deaminative carbonylative thioesterification of activated alkylamines with thiophenols under transition-metal-free conditions

2021 ◽  
Author(s):  
Fengqian Zhao ◽  
Xiao-Feng Wu
Keyword(s):  
Free Radical ◽  
Transition Metal ◽  
Metal Free

A transition-metal-free radical carbonylation of activated alkylamines with thiophenols has been successfully developed. Various thioesters were selectively produced with moderate to good yields.

A metal-free radical cascade reaction of phosphine oxides with 2-aryloxy phenylacetylenes to assemble diphosphonyl xanthene derivatives

2021 ◽  
Author(s):  
Tao Fan ◽  
Yan Liu ◽  
Caina Jiang ◽  
Yanli Xu ◽  
Yan-Yan Chen
Keyword(s):  
Free Radical ◽  
Transition Metal ◽  
Cascade Reaction ◽  
Phosphine Oxides ◽  
Metal Free ◽  
Mild Conditions ◽  
Xanthene Derivatives ◽  
Reaction Proceeds ◽  
Radical Cascade

A radical cascade reaction of 2-aryloxy phenylacetylene with phosphine oxides promoted by K2S2O8 was developed, provided diphosphonyl xanthenes as products. This reaction proceeds under transition metal-free and mild conditions with...

β-Diketone boron difluoride dye-functionalized conjugated microporous polymers for efficient aerobic oxidative photocatalysis

2021 ◽  
Author(s):  
Weitao Gong ◽  
Kaixun Dong ◽  
Lu Liu ◽  
Mehdi Hassan ◽  
Guiling Ning
Keyword(s):  
Building Block ◽  
Metal Free ◽  
Microporous Polymers ◽  
Boron Difluoride ◽  
Conjugated Microporous Polymers

Two new conjugated microporous polymers, TPB-B-CMP and TPA-B-CMP, with β-diketone-boron difluoride dye as the key building block were designed and successfully prepared. They were further employed as efficient metal-free heterogeneous photocatalysts.

scholarly journals Transition-Metal-Free Radical C(sp3)–C(sp2) and C(sp3)–C(sp3) Coupling Enabled by 2-Azaallyls as Super-Electron-Donors and Coupling-Partners

2017 ◽  
Vol 139 (45) ◽  
pp. 16327-16333 ◽  
Author(s):  
Minyan Li ◽  
Simon Berritt ◽  
Lucas Matuszewski ◽  
Guogang Deng ◽  
Ana Pascual-Escudero ◽  
...  
Keyword(s):  
Free Radical ◽  
Transition Metal ◽  
Electron Donors ◽  
Metal Free

scholarly journals Nitrogen-Rich Conjugated Microporous Polymers: Facile Synthesis, Efficient Gas Storage, and Heterogeneous Catalysis

2017 ◽  
Vol 9 (44) ◽  
pp. 38390-38400 ◽  
Author(s):  
Yaozu Liao ◽  
Zhonghua Cheng ◽  
Weiwei Zuo ◽  
Arne Thomas ◽  
Charl F. J. Faul
Keyword(s):  
Heterogeneous Catalysis ◽  
Gas Storage ◽  
Facile Synthesis ◽  
Microporous Polymers ◽  
Conjugated Microporous Polymers

Redox-active and semi-conducting donor–acceptor conjugated microporous polymers as metal-free ORR catalysts

2018 ◽  
Vol 6 (14) ◽  
pp. 5587-5591 ◽  
Author(s):  
Syamantak Roy ◽  
Arkamita Bandyopadhyay ◽  
Mrinmay Das ◽  
Partha Pratim Ray ◽  
Swapan K. Pati ◽  
...  
Keyword(s):  
Oxygen Reduction ◽  
Metal Free ◽  
Microporous Polymers ◽  
Redox Active ◽  
Donor Acceptor ◽  
Electrochemical Oxygen ◽  
Conjugated Microporous Polymers

Donor–acceptor CMPs showing inherent conductivity and electrochemical oxygen reduction.

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