Photocatalyst‐and Transition‐Metal‐Free Light‐Induced Formation of Carbon‐Chalcogen Bonds

R Bhanja, SK Bera, P Mal - Advanced Synthesis & Catalysis, 2024 - Wiley Online Library
Photoinduced chemical transformations have become a promising aspect of organic
synthesis. This review focuses on the recent advancements in harnessing photoinduced …

Visible Light Induced Photocatalyst‐Free C− X (X= B, C, O, P, S, Se) Bond Formation of Aryl Halides

J Singh, N Singh, A Sharma - Advanced Synthesis & Catalysis, 2024 - Wiley Online Library
Aryl halides are one of the most important chemical feedstocks in pharmaceuticals due to its
easy accessibility, inexpensiveness, and widely utilized as aryl radical precursors in organic …

Light-Induced Activation of C–X Bond via Carbonate-Assisted Anion− π Interactions: Applications to C–P and C–B Bond Formation

VJ Roy, S Raha Roy - Organic Letters, 2023 - ACS Publications
We have presented a carbonate anion assisted photochemical protocol for the C–X bond
activation. Anion− π interactions have been leveraged to generate aryl radicals from easily …

Reaction of diaryliodonium salts with potassium alkyl xanthates as an entry point to accessing organosulfur compounds

DI Bugaenko, AA Volkov, VV Andreychev… - Organic …, 2023 - ACS Publications
Preparation of S-aryl xanthates via transition-metal-catalyzed or SNAr reactions is
complicated by their further transformations under the utilized conditions. In contrast, S …

General electron–donor–acceptor complex mediated thioesterification reaction via site-selective C–H functionalization using aryl sulfonium Salts

RI Patel, B Saxena, A Sharma - Green Chemistry, 2024 - pubs.rsc.org
Contemporary methods for synthesizing thioesters often necessitate expensive catalysts and
harsh conditions, making their synthesis from chemical feedstocks challenging. Herein, we …

Diverse Synthesis of (Thio)ethers and (Thio)esters Using Halodiborylmethane as a Transformable C1 Building Block

C Hwang, Y Jang, Y Jung, J Seo, K Shin… - Organic Letters, 2024 - ACS Publications
The development of effective strategies to forge C–O and C–S bonds in diverse chemical
spaces is of considerable interest in synthetic organic chemistry. Herein we report a versatile …

Photoreactions of Semi-Stiff-Diarylethenes Based on the Cyclohexenol Motif

ES Sergeeva, AA Svistova, IA Ushakov… - Organic …, 2024 - ACS Publications
Nonsymmetric diarylethenes with an additional “stiff” cyclohexenol ring undergo various
types of tandem transformations launched by light-induced 6π-photocyclization. Among …

Visible-light-induced arylation via an electron–donor–acceptor complex: a catalyst-free approach for the synthesis of N-(hetero) aryl sulfonamides

A Kamal, V Srivastava, S Singh - New Journal of Chemistry, 2023 - pubs.rsc.org
In the pharmaceutical sector, functionalized aryl sulfonamides are fundamental building
blocks. The photoexcitation of aryl (hetero) diazonium salts and sulfonamides enabled this …

Ts2O Promoted Deoxygenative C–H Dithiocarbonation of Quinoline N-Oxides with Potassium O-Alkyl Xanthates

MY Zhao, JJ Tang, YJ Lin, ZY Tian… - The Journal of Organic …, 2024 - ACS Publications
A simple, efficient, and practical method for the synthesis of S-quinolyl xanthates was
developed via Ts2O-promoted deoxygenative C–H dithiocarbonation of quinoline N-oxides …

Visible‐Light‐Driven Germyl Radical Generation via EDA‐Catalyzed ET–HAT Process

K Yoshizawa, BX Li, T Matsuyama… - … A European Journal, 2024 - Wiley Online Library
We have established a facile and efficient protocol for the generation of germyl radicals by
employing photo‐excited electron transfer (ET) in an electron donor‐acceptor (EDA) …