Electrochemical Oxidative (4 + 2) Cyclization of Anilines and o-Phenylenediamines for the Synthesis of Phenazines DOI
Peng‐Fei Huang,

Jia-Le Fu,

Ying Peng

и другие.

Organic Letters, Год журнала: 2024, Номер 26(18), С. 3756 - 3761

Опубликована: Апрель 28, 2024

Phenazines, crucial constituents of nitrogen-containing heterocycles, widely exist in functional compounds. Herein, we report an anodic oxidative (4 + 2) cyclization between anilines and

Язык: Английский

Metal‐Free Electrochemical Trifluoromethylation of Imidazole‐Fused Heterocycles with Trifluoromethyl Thianthrenium Triflate DOI
Chang Ge,

Lipeng Qiao,

Yuyang Zhang

и другие.

Chinese Journal of Chemistry, Год журнала: 2024, Номер 42(15), С. 1679 - 1685

Опубликована: Март 15, 2024

Comprehensive Summary A novel and eco‐friendly electrochemical activation of trifluoromethyl thianthrenium triflate (TT–CF 3 + OTf − ) for trifluoromethylation imidazole‐fused heteroaromatic compounds was established. This method involves the direct electrolysis TT–CF without requirement external oxidants or catalysts, aligning with principles green chemistry. wide range including imidazo[1,2‐ a ]pyridines benzo[ d ]imidazo[2,1‐ b ]thiazoles have been successfully trifluoromethylated using this technique, exhibiting excellent compatibility various functional groups broad substrate scope. Moreover, method's applicability one‐pot sequential reactions enables reduction waste resource consumption by eliminating need intermediate purification steps.

Язык: Английский

Процитировано

11

Unraveling the potential-dependent structure evolution in CuO for electrocatalytic biomass valorization DOI
Ye Wang, Ming Xu, Xi Wang

и другие.

Science Bulletin, Год журнала: 2023, Номер 68(23), С. 2982 - 2992

Опубликована: Сен. 26, 2023

Язык: Английский

Процитировано

16

Rechargeable Biomass Battery for Electricity Storage/generation and Concurrent Valuable Chemicals Production DOI

Jing Li,

Kaiyue Ji,

B. Li

и другие.

Angewandte Chemie International Edition, Год журнала: 2023, Номер 62(31)

Опубликована: Июнь 7, 2023

Abstract The development of a rechargeable battery that can produce valuable chemicals in both electricity storage and generation processes holds great promise for increasing the electron economy economic value. However, this has yet to be explored. Herein, we report biomass flow generates while producing furoic acid, store yielding furfuryl alcohol. is composed rhodium‐copper (Rh 1 Cu) single‐atom alloy as anode, cobalt‐doped nickel hydroxide (Co 0.2 Ni 0.8 (OH) 2 ) cathode, furfural‐containing anolyte. In full evaluation, displays an open circuit voltage (OCV) 1.29 V peak power density up 107 mW cm −2 , surpassing most catalysis‐battery hybrid systems. As proof‐of‐concept, demonstrate produces kg acid with 0.78 kWh output, yields 0.62 alcohol when stored. This work may shed light on design batteries value‐added functionality such production.

Язык: Английский

Процитировано

13

Rechargeable Biomass Battery for Electricity Storage/generation and Concurrent Valuable Chemicals Production DOI
Jing Li,

Kaiyue Ji,

B. Li

и другие.

Angewandte Chemie, Год журнала: 2023, Номер 135(31)

Опубликована: Июнь 7, 2023

Abstract The development of a rechargeable battery that can produce valuable chemicals in both electricity storage and generation processes holds great promise for increasing the electron economy economic value. However, this has yet to be explored. Herein, we report biomass flow generates while producing furoic acid, store yielding furfuryl alcohol. is composed rhodium‐copper (Rh 1 Cu) single‐atom alloy as anode, cobalt‐doped nickel hydroxide (Co 0.2 Ni 0.8 (OH) 2 ) cathode, furfural‐containing anolyte. In full evaluation, displays an open circuit voltage (OCV) 1.29 V peak power density up 107 mW cm −2 , surpassing most catalysis‐battery hybrid systems. As proof‐of‐concept, demonstrate produces kg acid with 0.78 kWh output, yields 0.62 alcohol when stored. This work may shed light on design batteries value‐added functionality such production.

Язык: Английский

Процитировано

11

Recent advances in radical-mediated intermolecular (4 + 2) cycloaddition DOI

Xue‐Er Cai,

Ziying Wang,

Wen‐Chan Tian

и другие.

Organic & Biomolecular Chemistry, Год журнала: 2023, Номер 21(30), С. 6068 - 6082

Опубликована: Янв. 1, 2023

On the basis of types radicals that initiate different intermolecular (4 + 2) cycloaddition processes, we classify them into five types, and this review places special emphasis on reaction design mechanisms.

Язык: Английский

Процитировано

9

High Spin‐State Modulation of Catalytic Centers by Weak Ligand Field for Promoting Sulfur Redox Reaction in Lithium‐Sulfur Batteries DOI
Qing Li, Zhipeng Ma, Ming Liu

и другие.

Angewandte Chemie International Edition, Год журнала: 2024, Номер unknown

Опубликована: Ноя. 8, 2024

The spin state of transition-metal compounds in lithium-sulfur batteries (LSBs) significantly impacts the electronic properties and kinetics sulfur redox reactions (SRR). However, accurately designing remains challenging, which is crucial for understanding structure-performance relationship developing high-performance electrocatalysts. Herein, CoF

Язык: Английский

Процитировано

3

Ferrocene as a Redox Catalyst for Organic Electrosynthesis DOI Open Access
Na Chen,

Zheng‐Jian Wu,

Hai‐Chao Xu

и другие.

Israel Journal of Chemistry, Год журнала: 2023, Номер 64(1-2)

Опубликована: Авг. 23, 2023

Abstract Despite substantial advancements in thermal and photochemical catalysis, the evolution of similar processes within realm organic electrochemistry has seen a slower pace. However, recent years have heralded remarkable surge molecular electrocatalysis. This innovative technique harnesses power catalysts to expedite electrochemical transformations. article underscores application ferrocene (Fc) as redox catalyst electrosynthesis. It delves into extensive utilization Fc electrosynthesis, particularly emphasizing its role electrocatalytic generation reactions heteroatom‐ carbon‐centered radicals, among various other reactions.

Язык: Английский

Процитировано

8

High Spin‐State Modulation of Catalytic Centers by Weak Ligand Field for Promoting Sulfur Redox Reaction in Lithium‐Sulfur Batteries DOI
Qing Li, Zhipeng Ma, Ming Liu

и другие.

Angewandte Chemie, Год журнала: 2024, Номер unknown

Опубликована: Ноя. 8, 2024

Abstract The spin state of transition‐metal compounds in lithium‐sulfur batteries (LSBs) significantly impacts the electronic properties and kinetics sulfur redox reactions (SRR). However, accurately designing remains challenging, which is crucial for understanding structure‐performance relationship developing high‐performance electrocatalysts. Herein, CoF 2 , specifically Co 2+ with 3 d 7 electrons a high‐spin distribution (t 2g 5 e g ), were tailored predictably first time through weak coordination field effect F element. Both DFT calculations experimental results confirm that transitions from low‐ to configurations strongly interacts species Co−S Li−F bonds during SRR process. This interaction weakens S−S bond, promoting its facile cleavage both ends while also facilitating rapid uniform nucleation Li S /Li S, thus resulting LSBs capacity 447.7 mAh −1 at 10 C rates stable cycling 1000 cycles, an acceptable practical 585 high loading mass mg cm −2 . work achieves rational control active electron enriches application accelerate LSBs.

Язык: Английский

Процитировано

2

Electrochemical Oxidative (4 + 2) Cyclization of Anilines and o-Phenylenediamines for the Synthesis of Phenazines DOI
Peng‐Fei Huang,

Jia-Le Fu,

Ying Peng

и другие.

Organic Letters, Год журнала: 2024, Номер 26(18), С. 3756 - 3761

Опубликована: Апрель 28, 2024

Phenazines, crucial constituents of nitrogen-containing heterocycles, widely exist in functional compounds. Herein, we report an anodic oxidative (4 + 2) cyclization between anilines and

Язык: Английский

Процитировано

1