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HFIP-mediated C-3-alkylation of indoles and synthesis of indolo[2,3-b]quinolines & related natural products
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00414K, PaperAuqib Rashid, Waseem I. Lone, Preeti Dogra, Showkat Rashid, Bilal A. Bhat An expeditious metal free C-3 alkylation of indoles and its NIS-mediated deviation to indolo[2,3-b]quinolines is reported. Applications of these strategies in accessing bioactive natural products have also been demonstrated. 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 - April 15, 2024 Category: Molecular Biology Authors: Auqib Rashid Source Type: research

A copper-catalyzed asymmetric Friedel –Crafts hydroxyalkylation of pyrazole-4,5-diones with 5-aminoisoxazoles
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00322E, CommunicationSiyu Gao, Xiang Sun, Sijie Peng, Zhenggen Zha, Qi Sun, Zhiyong Wang An asymmetric Friede-Crafts hydroxyalkylation reaction was developed under the catalysis of chiral copper complexes. A variety of pyrazolone derivatives were obtained with excellent yields and enantioselectivities. 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 - April 15, 2024 Category: Molecular Biology Authors: Siyu Gao Source Type: research

Chemoenzymatic total synthesis of rotigotine via IRED-catalyzed reductive amination
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00072B, CommunicationDongyu Tang, Yaqing Ma, Jinping Bao, Shushan Gao, Shuli Man, Chengsen Cui An engineered imine reductase (IRED) was developed specifically for 2-tetralone substrate, and utilized in the total synthesis of rotigotine. 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 - April 15, 2024 Category: Molecular Biology Authors: Dongyu Tang Source Type: research

Cu(OTf)2/HFIP Catalyzed Regioselective Cycloisomerization of Indole-C3-functionalized Alkynols to Carbazoles
We report here a simple and atom economic cycloisomerization reaction of indole-tethered alkynols for constructing diverse carbazoles using Cu(OTf)2/HFIP as the excellent promoter system. The reaction proceeds through a one-pot,... 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 15, 2024 Category: Molecular Biology Authors: Srinivasarao Yaragorla Source Type: research

Rh(III)-catalysed C-H annulation of cis-stilbene acids with 2-diazo-1,3-diketones: A facile access to 6,7-dihydrobenzofuran-4(5H)-one and α-pyrone scaffolds
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00151F, PaperShankaraiah Nagula, Mary Sravani Galla, Nandini B. Kale, Akshay Kumawat, Darshana Bora An efficient Rh(III)-catalysed C-H functionalization, tandem annulation of cis-stilbene acids using 2-diazo-1,3-diketones was devised. The protocol has solely afforded 6,7-dihydrobenzofuran-4(5H)-ones using alicyclic diazocarbonyls via decarbonylation and α-pyrones with aliphatic diazo... 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 15, 2024 Category: Molecular Biology Authors: Shankaraiah Nagula Source Type: research

Charge-transfer inclusion complexes formation of tropylium cation with prism[6]arenes
Org. Biomol. Chem., 2024, Accepted Manuscript DOI: 10.1039/D4OB00423J, CommunicationGuojiao Zhang, Channi Cheng, Zhengxiang Li, Dezhi Zhao, Chengyou Han Herein, we report that prism[6]arenes(PrS[6]R) can form charge-transfer (CT) inclusion complexes with tropylium tetrakis [3,5-bis(trifluoromethyl)-phenyl]borate (G) in chloroform solution with an obvious CT band at 560 nm. 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 12, 2024 Category: Molecular Biology Authors: Guojiao Zhang Source Type: research

Correction: Recent progress of core-substituted naphthalenediimides: highlights from 2010
This article is licensed under aCreative Commons Attribution 3.0 Unported Licence.Sheshanath V. Bhosale, Sidhanath V. Bhosale, Suresh K. Bhargava 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 - April 12, 2024 Category: Molecular Biology Authors: Sheshanath V. Bhosale Source Type: research

A rhodium-catalyzed cascade C –H activation/annulation strategy for the expeditious assembly of pyrrolidinedione-fused 1,2-benzothiazines
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00193A, PaperYinsong Wu, Guanghao Shi, Yanan Liu, Yangzilin Kong, Mengdi Wu, Demao Wang, Xiaobing Wu, Yongjia Shang, Xinwei He We have developed a cascade annulation strategy triggered by rhodium(III)-catalyzed C –H activation for the expeditious assembly of pyrrolidinedione-fused 1,2-benzothiazines from free NH-sulfoximines with maleimides under mild conditions. 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 - April 12, 2024 Category: Molecular Biology Authors: Yinsong Wu Source Type: research

Discovery of selective monosaccharide receptors via Dynamic Combinatorial Chemistry
This article is licensed under aCreative Commons Attribution 3.0 Unported Licence.Miguel Alena-Rodriguez, Marcos Fernandez-Villamarin, Ignacio Alfonso, Paula Mendes The molecular recognition of saccharides by synthetic hosts has become an appealing but elusive task in the last decades. Herein, we combine Dynamic Combinatorial Chemistry (DCC) for the rapid self-assembly... 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 12, 2024 Category: Molecular Biology Authors: Miguel Alena-Rodriguez Source Type: research

Selective recognition between aromatics and aliphatics by cage-shaped borates supported by a machine learning approach
This article is licensed under aCreative Commons Attribution-NonCommercial 3.0 Unported Licence.Yuya Tsutsui, Issei Yanaka, Kazuhiro Takeda, Masaru Kondo, Shinobu Takizawa, Ryosuke Kojima, Akihito Konishi, Makoto Yasuda Exploration of a Lewis acid with high selectivity for hydrocarbon moieties is assisted by a machine learning approach. Molecular polarizability is an essential factor, leading to design guidelines for Lewis acid catalysts with dispersion forces. 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: ...
Source: RSC - Organic and Biomolecular Chemistry - April 11, 2024 Category: Molecular Biology Authors: Yuya Tsutsui Source Type: research

Photochromism of phenazine-2,3-diol derivatives through excited state intermolecular proton transfer based on keto –enol tautomerization
This article is licensed under aCreative Commons Attribution 3.0 Unported Licence.Kazuki Ohira, Kumpei Kozuka, Naoki Kaneda, Masahiro Yamamoto, Keiichi Imato, Yousuke Ooyama Photochromism through the excited-state intermolecula proton transfer (ESInterPT) processes based on the keto –enol tautomerization was found in phenazine-2,3-diolPD1 and its monoalkoxy derivativePD2 in a glassy matrix at 77K:... 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 11, 2024 Category: Molecular Biology Authors: Kazuki Ohira Source Type: research

Use of ionic liquids in amidation reactions for proteolysis targeting chimera synthesis
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00304G, PaperMichela Eleuteri, Jenny Desantis, Gabriele Cruciani, Raimondo Germani, Laura Goracci Selective degradation of disease-causing proteins using proteolysis targeting chimeras (PROTACs) has gained great attention, thanks to its several advantages over traditional therapeutic modalities. 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 - April 11, 2024 Category: Molecular Biology Authors: Michela Eleuteri Source Type: research

New 2-pyridone-based donor –acceptor dyes: the effect of the donor group position, type of π-linker and acid–base characteristics of the medium on the photophysical properties
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00177J, PaperSaveliy P. Sorokin, Mikhail Yu. Ievlev, Oleg V. Ershov Synthesis of a series of new donor –acceptor dyes based on 2-pyridone and the study of the effect of the position of the donor group, the type of π-linker and the acid–base characteristics of the medium on their photophysical properties. 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 - April 11, 2024 Category: Molecular Biology Authors: Saveliy P. Sorokin Source Type: research

A water mediated multicomponent reaction for the synthesis of novel spirooxindole derivatives and their antifungal activity
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00256C, PaperMin Zhang, Liang Shi, Li Chen, Zhengyu Liu, Ting Zhao, Chunyin Zhu, Liuqing Yang A total of 27 novel spirooxindoles were synthesized through a water mediated three-component reaction of isatin, 4-aminocoumarin, and 1,3-cyclodicarbonyl compounds. Several compounds showed excellent antifungal activity against  Physalospora piricola. 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 - April 10, 2024 Category: Molecular Biology Authors: Min Zhang Source Type: research

Kinetic resolution of 1,1 ′-binaphthyl-2,2′-diamine derivatives by chiral calcium phosphate-catalyzed acylation
Org. Biomol. Chem., 2024, Advance Article DOI: 10.1039/D4OB00355A, PaperTatsuhiro Uchikura, Yuki Kanno, Yukino Fukuda, Mikoto Sato, Takahiko Akiyama Chiral calcium phosphate-catalyzed kinetic resolution of BINAM derivatives. 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 - April 10, 2024 Category: Molecular Biology Authors: Tatsuhiro Uchikura Source Type: research