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Palladium-Catalyzed C-C Bond Cleavage of N-Cyclopropyl Acylhydrazones
This article is licensed under aCreative Commons Attribution 3.0 Unported Licence.Hiroki Fujioka, Motohiro Yasui, Shohei Hamada, Kohei Fukumi, Norihiko Takeda, Yusuke Kobayashi, Takumi Furuta, Masafumi Ueda Pd-catalyzed C –C bond cleavage reaction ofN-cyclopropyl acylhydrazones, followed by cycloisomerization to yield pyrazoles, has been developed. Control experiments and DFT calculations suggest that β-carbon elimination of a stable 6-membered... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - April 1, 2024 Category: Molecular Biology Authors: Hiroki Fujioka Source Type: research

Catalytic asymmetric construction of helicenes via transformation of biaryls
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00012A, Review ArticleDeyun Qian, Peiling Fan, Lun Li This review showcases a systematic overview of the available tools for the catalytic asymmetric transformation of biaryl substrates toward the construction of enantioenriched helicenes and the conceptual aspects associated to... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - April 1, 2024 Category: Molecular Biology Authors: Deyun Qian Source Type: research

Selective synthesis of an elusive C-functional bis-cyclam and study of its inhibition of the CXCR4 chemokine receptor
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D3OB02050A, PaperMarie M. Le Roy, Sandra Claes, Nathalie Saffon-Merceron, Dominique Schols, Thibault Troadec, Rapha ël Tripier A rare example ofC,C′-linked bis-cyclam has been synthesized with controlled manner in mild conditions thanks to the “bis-aminal” tool, and its good CXCR4-recognition properties could be demonstatedin vitro. To cite this article before page numbers are assigned, use the DOI form of citation above. The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 29, 2024 Category: Molecular Biology Authors: Marie M. Le Roy Source Type: research

A formal vinylic substitution reaction for the synthesis of α, β-unsaturated enol esters and their anticancer potential
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00401A, PaperBhawna Swami, Neetu Kumari, Mulaka Maruthi, Neethu K Kunjunny, Rajeev Menon Arylsulfonyl group-bearing α, β-unsaturated enol esters were readily assembled via the Cs2CO3-mediated union of 2-bromoallyl sulfones and cinnamic acids. The overall transformation is equivalent to an sp2 carbon-oxygen coupling reaction,... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 29, 2024 Category: Molecular Biology Authors: Bhawna Swami Source Type: research

Zirconium Oxide Nano-Catalyzed Synthesis of Pharmacologically Important Bis(indolyl)methanes: A Highly Efficient and Mild Approach
We report herein a highly efficient and mild approach for synthesizing pharmacologically active bis(indolyl)methanes, utilizing ZrO2 nanoparticles as a catalyst. The method involves a condensation reaction between indole and diverse... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 29, 2024 Category: Molecular Biology Authors: Komal Rathi Source Type: research

Ru-Mg promoted reductive cross-coupling of allyl bromides and alkenes to 1,7-octadienes with an all-carbon quaternary center
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00116H, CommunicationShurong Zhang, Xinjie Zhao, Guiping Qin A Ru-promoted reductive cross-coupling of allyl bromides and electron-deficient alkenes to provide the terminal 1,7-octadienes with magnesium as reductant is reported herein. This approach enables the facile construction of a... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 29, 2024 Category: Molecular Biology Authors: Shurong Zhang Source Type: research

Pd-Catalyzed Three-Component [2+2+1] Cycloamination to Carbazoles
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00356J, PaperMingzhu Shen, Min Li, Jingxun Yu Conventional approaches on using hydroxylamine derivatives as single nitrogen sources, for the preparation of N-heterocyclic molecules, rely upon two chemical operations by involving sequential nucleophilic and electrophilic C −N bond formations.... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 29, 2024 Category: Molecular Biology Authors: Mingzhu Shen Source Type: research

Visible-Light-Promoted Regioselective Hydrocarboxylation of Allenes with Formate Salt and CO2
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00343H, PaperXianming Zhang, Bao-En Liu, Zhen-Qiang Zhang, Zhuang-ping Zhan Visible-light-promoted hydrocarboxylation of allenes with formate salt and CO2 was developed for the first time using commercially available [Ir(ppy)2(dtbbpy)]PF6 as photocatalyst. This strategy provides an efficient and practical method to... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 28, 2024 Category: Molecular Biology Authors: Xianming Zhang Source Type: research

Stereodivergent Synthesis of 2-Oxo-oligopyrrolidines by Iterative Coupling Strategy
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00350K, PaperYasuki Soda, Kumpei Tatsumi, Matteo Forner, Shunsei Sato, Kana Shibuya, Tomoe Matagawa, Siro Simizu, Noritaka Chida, Toshitaka Okamura, Takaaki Sato Natural linear polyamines play diverse roles in physiological processes by interacting with receptors at the cellular level. Herein, we describe the stereodivergent synthesis of oligopyrrolidines, which are conformationally constrained polyamines.... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 28, 2024 Category: Molecular Biology Authors: Yasuki Soda Source Type: research

Sustainable Preparation of 2-Acylbenzothiazoles under the Cooperation of Ionic Liquids and Microwave Irradiation
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00315B, PaperShoushun Wang, Mengjie Liu, Yiyuan Yue, Xiude Hu, Yalin Zhang, Guodong Shen, Ruiguo Dong, Lilong Shi, Bing Yu, Xianqiang Huang Microwave irradiation (MW) and ionic liquids (ILs) are two of the most promising relatively greener synthetic approaches for preparing the value-added chemicals. Herein, a series of 2-acylbenzothiazole derivatives were synthesized... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 28, 2024 Category: Molecular Biology Authors: Shoushun Wang Source Type: research

Iron-catalyzed Selective Construction of Indole Derivatives via Oxidative C(sp3)-H Functionalization of Indolin-2-ones
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00133H, PaperWei Chen, Lang-Qi Wen, Xiaobing Lu, Hui Zhou Considering the importance of developing powerful catalysts and the pharmacophore characteristics of indole derivatives, we described a switchable approach for the iron-catalyzed oxidative C(sp3) –H functionalization of indolin-2-ones. Selective transformations displayed... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 27, 2024 Category: Molecular Biology Authors: Wei Chen Source Type: research

Direct access to pyrrole anhydrides via oxidative self-coupling of pyrrole carboxaldehydes
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00052H, PaperSurabhi Panday, Tapas Maity, Pratibha Bhatti, Joydev K. Laha An elegant synthesis of pyrrole-2-carboxylic acid anhydrides from pyrrole-2-carboxaldehydes using TBAI as a catalyst andtert-butyl hydroperoxide (TBHP) as an oxidant is described herein. To cite this article before page numbers are assigned, use the DOI form of citation above. The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 27, 2024 Category: Molecular Biology Authors: Surabhi Panday Source Type: research

Triethyl Amine as an Effective Reducing Agent for Sulfoxide Deoxygenation
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00219A, CommunicationXiaojing Gao, Fumin Chen, Ming Yu Jin, Chen Xu Enabled by triehtyl amine (Et3N) and thionyl chloride (SOCl2), an efficient and practical protocol for deoxygenation of sulfoxide to sulfide was developed. This new method features a wide range of... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 27, 2024 Category: Molecular Biology Authors: Xiaojing Gao Source Type: research

Exploring the Self-Assembly Dynamics of Novel Steroid-Coumarin Conjugates: A Comprehensive Spectroscopic and Solid-State Investigation
This article is licensed under aCreative Commons Attribution-NonCommercial 3.0 Unported Licence.Claudia M. Ram írez-Lozano, Maria Eugenia Ochoa, Pablo Labra-Vázquez, Arturo Jimenez-Sanchez, Norberto Farfán, Rosa Santillan The design, synthesis, and characterization of seven novel steroid-coumarin conjugates with diverse steroidal nuclei aimed at serving as lipophilic fluorescent materials for bioimaging applications is present. The conjugates were synthesized... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 27, 2024 Category: Molecular Biology Authors: Claudia M. Ram írez-Lozano Source Type: research

Rhodium-catalysed additive-free alkoxycarbonylation of indoles: 2,4,6-trimethylbenzoic acid-based carbonate anhydrides as a versatile alkoxycarboxyl source
This article is licensed under aCreative Commons Attribution-NonCommercial 3.0 Unported Licence.Hirotsugu Suzuki, Yuki Ito, Kentaro Yabe, Yosuke Takemura, Takanori Matsuda We report a CO-free approach to indole-2-carboxylic esters: rhodium-catalysed C(2)-alkoxycarbonylation of indoles with 2,4,6-trimethylbenzoic acid-based carbonate anhydrides. Selective C –O bond cleavage of the anhydrides facilitates the introduction of various alkoxycarbonyl... The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic and Biomolecular Chemistry)
Source: RSC - Organic and Biomolecular Chemistry - March 27, 2024 Category: Molecular Biology Authors: Hirotsugu Suzuki Source Type: research