A new synthetic approach to cyclic ureas through carbonylation using di-tert-butyl dicarbonate (boc anhydride) via one pot strategy

Org. Biomol. Chem., 2023, 21,7821-7830
DOI: 10.1039/D3OB01330H, Paper
Rapeti Thrinadh Kumar, Parameshwar Makam, Naresh Kumar Katari, Ravi K. Kottalanka
A new ecofriendly approach with high yields and it eliminates the need for any hazardous reagents.
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Direct synthesis of haloaromatics from nitroarenes via a sequential one-pot Mo-catalyzed reduction/Sandmeyer reaction

Org. Biomol. Chem., 2023, 21,7791-7798
DOI: 10.1039/D3OB01187A, Paper
Open Access Open Access
Raquel Hernández-Ruiz, Sara Gómez-Gil, María R. Pedrosa, Samuel Suárez-Pantiga, Roberto Sanz
The one-pot synthesis of haloaromatics from nitroarenes has been accomplished by merging a dioxomolybdenum-catalyzed reduction using pinacol with the Sandmeyer reaction.
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Trace water in a BF3·OEt2 system: a facile access to sulfinyl alkenylsulfones from alkynes and sodium sulfinates

Org. Biomol. Chem., 2023, 21,7776-7781
DOI: 10.1039/D3OB01249B, Paper
Shi-Wei Yu, Zu-Jia Chen, Zhao-Hua Chen, Si-Hong Chen, Kai Yang, Wen-Jin Xu, Zhao-Yang Wang
An efficient and operationally simple synthesis of β-sulfinyl alkenylsulfones through a BF3·OEt2-promoted reaction of alkynes and sodium sulfinates is developed.
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Understanding the reactivity and selectivity of Diels–Alder reactions involving furans

Org. Biomol. Chem., 2023, 21,7767-7775
DOI: 10.1039/D3OB01343J, Paper
Open Access Open Access
Tiago Vinicius Alves, Israel Fernández
The origins of the reactivity and endo/exo selectivity of the Diels–Alder cycloaddition reactions involving furan and substituted furans as dienes have been computationally explored.
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Dioxygen concentration-dependent selective hydroxysulfonylation of olefins by rose bengal-sensitized photocatalysis

Org. Biomol. Chem., 2023, 21,7994-8002
DOI: 10.1039/D3OB01162C, Paper
Navin Yadav, Soumen Payra, Parag Tamuly, Jarugu Narasimha Moorthy
A facile visible light-mediated synthesis of β-hydroxysulfones selectively from olefins and sulfonyl hydrazides/N-hydroxy sulfonamides in the presence of rose bengal as a photocatalyst and dioxygen as an oxidant is described.
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Synthesis of functionalized alkenes via Cu(I)-catalysed allylation of acetanilides using Morita–Baylis–Hillman bromides

Org. Biomol. Chem., 2023, 21,7968-7976
DOI: 10.1039/D3OB01480K, Paper
Ramesh Kumar Vishwakarma, Krishna Nand Singh
An easy access to functionalized alkenes has been developed by the C–H functionalization of anilides with Morita–Baylis–Hillman (MBH) bromides in the presence of copper chloride, TBHP and acetic acid.
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Supramolecular assembly of pyrene–DNA conjugates: influence of pyrene substitution pattern and implications for artificial LHCs

Org. Biomol. Chem., 2023, 21,7908-7912
DOI: 10.1039/D3OB01375H, Communication
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jan Thiede, Simon Rothenbühler, Ioan Iacovache, Simon M. Langenegger, Benoît Zuber, Robert Häner
The supramolecular self-assembly of pyrene-modified DNA into nanostructures with implications for the design and construction of artificial light-harvesting complexes is described.
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Synthesis of pyrimidine-fused skeletons through copper-catalyzed consecutive Sonogashira coupling and aminocyclization

Org. Biomol. Chem., 2023, 21,7886-7890
DOI: 10.1039/D3OB01248D, Communication
Heng He, Jian-Quan Liu, Xiang-Shan Wang
A copper-catalyzed sequential Sonogashira coupling reaction and 5-exo-dig aminocyclization between a terminal alkyne and a 2-(2-bromophenyl)pyrimidine analog is introduced.
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P/N-heteroleptic Cu(I)-photosensitizer-catalyzed domino radical relay annulation of 1,6-enynes with aryldiazonium salts

Org. Biomol. Chem., 2023, 21,7960-7967
DOI: 10.1039/D3OB01177A, Paper
Qian Liu, Qibo Ni, Yan Zhou, Lang Chen, Siwei Xiang, Limeng Zheng, Yunkui Liu
A P/N-heteroleptic Cu(I)-photosensitizer-enabled concise construction of benzo[b]fluorenones from 1,6-enynes and aryldiazonium salts involving domino radical relay annulation was successfully achieved.
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Julolidine-based small molecular probes for fluorescence imaging of RNA in live cells

Org. Biomol. Chem., 2023, 21,7831-7840
DOI: 10.1039/D3OB01314F, Paper
Iswar Chandra Mondal, Priya Rawat, Maksym Galkin, Snata Deka, Anirban Karmakar, Prosenjit Mondal, Subrata Ghosh
We report the design and synthesis of a bright red cationic molecular probe with impressive optical properties for intracellular RNA imaging.
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