Introduction of the year 2023 DOI Creative Commons

M. A. Quindt,

Taegeun Jo, Luca Nicchio

et al.

Royal Society of Chemistry eBooks, Journal Year: 2024, Volume and Issue: unknown, P. 1 - 31

Published: Dec. 18, 2024

In the introduction chapter we introduce volume and its three sections, namely critical reviews, highlights on recent “hot” topics SPR lectures in photochemistry. Furthermore, includes most significant editorial releases photochemistry 2023, by presenting awards, handbooks, special issues reviews.

Language: Английский

Tetrabutylammonium decatungstate (TBADT), a compelling and trailblazing catalyst for visible-light-induced organic photocatalysis DOI
Bor‐Cherng Hong, Ranadheer Reddy Indurmuddam

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(19), P. 3799 - 3842

Published: Jan. 1, 2024

Tetrabutylammonium decatungstate (TBADT) has recently emerged as an intriguing photocatalyst under visible-light or near-visible-light irradiation in a wide range of organic reactions that were previously not conceivable. Given its ability to absorb visible light and excellent effectiveness activating unactivated chemical bonds, it is promising addition traditional photocatalysts. This review covers some the contemporary developments photocatalysis enabled by TBADT catalyst 2023, with contents organized reaction type.

Language: Английский

Citations

14
Unleashing the potentiality of metals: synergistic catalysis with light and electricity DOI
Zhengjia Shen, Jia‐Lin Tu, Binbin Huang

et al.

Organic Chemistry Frontiers, Journal Year: 2024, Volume and Issue: 11(14), P. 4024 - 4040

Published: Jan. 1, 2024

This review provides a comprehensive overview of metal catalysis in photo-electrochemical systems, discussing reaction mechanisms and offering prospects for this triadic catalytic mode.

Language: Английский

Citations

13
TBADT‐Mediated Photocatalytic Stereoselective Radical Alkylation of Chiral N‐Sulfinyl Imines: Towards Efficient Synthesis of Diverse Chiral Amines DOI Creative Commons
Matteo Leone, Joseph P. Milton, Dorota Gryko

et al.

Chemistry - A European Journal, Journal Year: 2024, Volume and Issue: 30(24)

Published: Feb. 20, 2024

Abstract Herein we describe a sustainable and efficient photocatalytic method for the stereoselective radical alkylation of chiral sulfinyl imines. By employing readily available non‐prefunctionalized precursors cost‐effective TBADT as direct HAT photocatalyst, successfully obtain diverse amines with high yields excellent diastereoselectivity under mild conditions. This provides an approach accessing array medicinally relevant compounds, including both natural synthetic α‐amino acids, aryl ethyl amines, other structural motifs commonly found in approved pharmaceuticals product.

Language: Английский

Citations

12
Electrochemical selenofunctionalization of unactivated alkenes: access to β-hydroxy-selenides DOI
Anil Balajirao Dapkekar, Gedu Satyanarayana

Organic & Biomolecular Chemistry, Journal Year: 2024, Volume and Issue: 22(9), P. 1775 - 1781

Published: Jan. 1, 2024

This work demonstrates the electrochemical construction of 2-methyl-1-aryloxy-3-(arylselanyl)propan-2-ol/2-hydroxy-2-methyl-3-(arylselanyl)propyl 2-(2-hydroxy-2-methyl-3-(arylselanyl)propoxy)benzoate starting from aryl allyl ethers/allyl benzoates and diaryl diselenides under additive-free conditions. environmentally friendly method was achieved through constant current electrolysis in an undivided cell setup acid, oxidant, or catalyst-free Additionally, this technique enabled synthesis a variety β-hydroxy selenides including late-stage functionalization drug derivatives good to exceptional yields across various substrates mild reaction

Language: Английский

Citations

8
Decatungstate‐Photocatalyzed Diastereoselective Dearomative Hydroalkylation of Indoles DOI Creative Commons

Emeric Montinho‐Inacio,

Damien Bouchet, Wei‐Yang Ma

et al.

European Journal of Organic Chemistry, Journal Year: 2024, Volume and Issue: 27(22)

Published: April 16, 2024

Abstract In this study, we present an efficient and straightforward dearomative hydroalkylation of indoles. By utilizing alkanes or ethers as alkyl radical sources employing TBADT a cost‐effective photocatalyst for direct hydrogen atom transfers (HAT), achieved successful conversion these heterocyclic derivatives into 2‐alkylindolines with good to excellent yields high diastereoselectivity under mild reaction conditions.

Language: Английский

Citations

8
Development of novel transition metal-catalyzed synthetic approaches for the synthesis of a dihydrobenzofuran nucleus: a review DOI Creative Commons

Rabia Ashraf,

Ameer Fawad Zahoor, Kulsoom Ghulam Ali

et al.

RSC Advances, Journal Year: 2024, Volume and Issue: 14(21), P. 14539 - 14581

Published: Jan. 1, 2024

The synthesis of dihydrobenzofuran scaffolds bears pivotal significance in the field medicinal chemistry and organic synthesis. These heterocyclic hold immense prospects owing to their significant pharmaceutical applications as they are extensively employed essential precursors for constructing complex frameworks. Their versatility importance make them an interesting subject study researchers scientific community. While exploring synthesis, have unveiled various novel efficient pathways assembling core. In wake extensive data being continuously reported each year, we outlined recent updates (post 2020) on methodological accomplishments employing catalytic role several transition metals forge functionalities.

Language: Английский

Citations

6
Visible-light-induced reusable decatungstate-photocatalyzed radical cascade alkylation/cyclization of isocyanides with simple alkanes, ethers and ketones DOI Creative Commons
Keli Wang,

Hong‐Tao Ji,

Qiong-Hui Peng

et al.

Green Synthesis and Catalysis, Journal Year: 2024, Volume and Issue: unknown

Published: Jan. 1, 2024

With reusable sodium decatungstate (NaDT) as the photocatalyst, hydrocarbons (alkanes, ethers and ketones) alkylating agents, a wide range of alkylated fused N-heterocycles were obtained in high yield.

Language: Английский

Citations

5
DBU-catalyzed annulation strategy for modular assembly of 2,3-difunctionalized dihydrobenzofurans DOI

Lili Yuan,

Jie Wang, Qiang Tang

et al.

Organic & Biomolecular Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

An organocatalytic approach for the construction of 2,3-dihydrobenzofuran scaffold through a formal [4 + 1] annulation 2-(2-nitrovinyl)phenols and α-bromoacetophenones in presence 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU) has been developed. This protocol could be easily performed one mmol scale, giving broad range derivatives moderate to excellent yields remarkable diastereoselectivity (>20 : 1 dr general) with good functional group tolerance.

Language: Английский

Citations

0
Electrochemical Annulation of ortho‐Alkynylbiphenyls to Fused Sulfenyl Phenanthrenes and Spiro Cyclohexenone Indenes DOI
Anil Balajirao Dapkekar,

Jakkula Naveen,

Gedu Satyanarayana

et al.

Advanced Synthesis & Catalysis, Journal Year: 2023, Volume and Issue: 366(1), P. 18 - 23

Published: Nov. 21, 2023

Abstract Here, we present an electrochemically induced synthesis of 9‐sulfenylarylphenanthrenes and 3’‐sulfenylarylspiro‐cyclohexa[4.5]trienones starting from o ‐alkynylbiphenyls diaryl disulfides. This method was accomplished through constant current electrolysis 10 mA in undivided cell setup by utilizing CH 3 CN as a solvent LiClO 4 electrolyte at room temperature. Notably, the strategy enabled formation sulfenylphenanthrenes sulfenyl spiro cyclohexa[4.5]trienones 70%–95% yield. Scale‐up synthesis, mechanistic studies, cyclic voltammetry have also been carried out.

Language: Английский

Citations

7
Novel transition metal-free synthetic protocols toward the construction of 2,3-dihydrobenzofurans: a recent update DOI Creative Commons
Aqsa Mushtaq, Muhammad Irfan, Atta ul Haq

et al.

Frontiers in Chemistry, Journal Year: 2024, Volume and Issue: 12

Published: Dec. 13, 2024

2,3-Dihydrobenzofurans are noteworthy scaffolds in organic and medicinal chemistry, constituting the structural framework of many varied medicinally active compounds. Moreover, a diverse variety biologically potent natural products also contain this heterocyclic nucleus. Reflecting on wide biological substantiality dihydrobenzofurans, several innovative facile synthetic developments evolving to achieve these heterocycles. This review summarizes transition-metal-free, efficient, novel pathways toward constructing dihydrobenzofuran nucleus established after 2020.

Language: Английский

Citations

0