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Phosphine-controlled divergent reactions of MBH-carbonates with azaheptafulvenes: access to o-anilinyl diene and benzazepine derivatives

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Org. Chem. Front., 2024, 11,6418-6425
DOI: 10.1039/D4QO01298D, Research Article
Wei Hao, Yiwen Zhang, Xiao Han, Zhen Wang, Weijun Yao
A phosphine controlled divergent cascade reaction of MBH-carbonates with azaheptafulvenes was disclosed. PPh3 provided o-aminophenyl diene while PCy3 offered benzazepine derivative through formal [8 + 3] annulation/ring contraction cascade.
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18F-labelling of nitrogen-containing aryl boronates – anti-cancer drug melflufen as a case study

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Org. Chem. Front., 2024, 11,6411-6417
DOI: 10.1039/D4QO01594K, Research Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Kevin Bajerke, Fredrik Lehmann, Gunnar Antoni, Kálmán J. Szabó
This study addresses the 18F-labelling of nitrogen-containing arenes via copper-mediated radiofluorination (CMRF). In this case study, derivatives/fragments of the anti-cancer drug melflufen were targeted.
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Chiral synthetic unprecedented spiro[indoline-2,3'-thiophen]-3-ones via an organocatalytic asymmetric sulfa-Michael/aldol cascade reaction

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Org. Chem. Front., 2024, 11,6426-6436
DOI: 10.1039/D4QO01551G, Research Article
Mao Zhang, Xing-Hai Fei, Gui-Ping Yang, Cheng Lin, Wen-Jie Li, Ming-Liang Rao, Meng Zhou, Chong Zhao, Bin He, Yong-Long Zhao
A cinchona-derived squaramide-catalyzed asymmetric sulfa-Michael/aldol cascade reaction of 2-ylideneoxindoles with 1,4-dithiane-2,5-diol was developed to realize the chiral synthesis of spiro[indoline-2,3'-thiophen]-3-ones.
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Visible light-induced aerobic photooxidative cleavage of C(sp3)–C(sp2) σ-bonds of allylarenes

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Org. Chem. Front., 2024, 11,6385-6392
DOI: 10.1039/D4QO01243G, Research Article
Jinyu Tang, Xi Zhao, Jinxuan Ni, Yanping Huo, Yang Gao, Xianwei Li, Yan Liu, Keiji Maruoka, Qian Chen
A cleavage of C(sp3)–C(sp2) σ-bonds of allylarenes to aromatic aldehydes and ketones has been achieved via a visible light-induced photocatalysis.
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Well-defined chiral dinuclear copper-catalyzed tandem asymmetric propargylic amination–carboxylative cyclization sequence toward chiral 2-oxazolidinone derivatives

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Org. Chem. Front., 2024, 11,6319-6326
DOI: 10.1039/D4QO01368A, Research Article
Yu Lan, Peng Liu, Zekai Fang, Lili Shao, Qilong Cai, Xiaoming Wang
A variety of chiral 2-oxazolidinones was obtained via a dinuclear copper-catalyzed asymmetric propargylic amination–carboxylative cyclization sequence of propargylic esters with alkyl amine hydrochlorides and CO2.
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Theoretical insights into Pd-catalyzed dual γ-1,1-C(sp3)–H activation of aliphatic carboxylic acids: mechanistic pathways, substituent influence on product selectivity, diastereoselectivity, and additive effects

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Org. Chem. Front., 2024, 11,6393-6410
DOI: 10.1039/D4QO01451K, Research Article
Jiaoyang Liu, Li-juan Huang, Zeang Sun, Juan Li
DFT calculations were employed to explore the detailed reaction mechanism and the origins of the experimentally observed product, regio-, and diastereoselectivities in the Pd-catalyzed dual-γ-1,1-C(sp3)–H activation of aliphatic carboxylic acids.
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A pillar[5]arene-based three-component supramolecular copolymer for the fluorescence detection of spermine

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Org. Chem. Front., 2024, 11,6293-6303
DOI: 10.1039/D4QO01470G, Research Article
Open Access
Martina Mazzaferro, Daniele Crisafulli, Francesca Mancuso, Marco Milone, Fausto Puntoriero, Anna Irto, Salvatore Patanè, Valentina Greco, Alessandro Giuffrida, Ilenia Pisagatti, Anna Notti, Melchiorre F. Parisi, Giuseppe Gattuso
A supramolecular copolymer, composed of a bis-pillar[5]arene diacid and complementary alkylidene- and perylene-bisimide-bis-imidazole comonomers, acts as an OFF/ON luminescent sensor for spermine.
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A general method for E-selective olefination of acylsilanes with isocyanides via silver catalysis

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Org. Chem. Front., 2024, 11,6450-6458
DOI: 10.1039/D4QO01528B, Research Article
Xiu-Xia Liang, Dan-Ni Yang, Xiao-Hui Yan, Peng Wang, Man-Yi Han
A silver-catalyzed olefination reaction between acylsilanes and isocyanides is developed, resulting in E-vinylsilanes with good yields and high stereoselectivities.
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Visible-light-promoted catalytic epoxidation of alkenes under metal-free conditions

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Org. Chem. Front., 2024, 11,6437-6443
DOI: 10.1039/D4QO01265H, Research Article
Dabao Tan, Xiaoyan Cai, Lele Zhang, Boyu Liu, Jianbin Zeng, Feiming Li, Zhixiong Cai, Mingqiang Huang, Xiaoping Chen, Shunyou Cai
In this work, we report a method for the synthesis of functionalized epoxy analogues using the synergistic interaction of 4CzIPN and oxygen under visible light stimulation.
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Nickel-catalysed enantioselective cross-electrophile coupling reaction with the retention of the β-fluorine atom

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Org. Chem. Front., 2024, 11,6459-6469
DOI: 10.1039/D4QO01555J, Research Article
Xin-Yi Shi, Xueyuan Yan, Xiaodong Tang, Shi-Jing Zhai, Genping Huang, Jun-An Ma, Fa-Guang Zhang
A nickel-catalysed enantioselective reductive cross-coupling reaction of a new monofluoromethyl building block with acid chlorides is developed to give chiral α-monofluoromethyl acyloin derivatives.
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Activation of donor–acceptor cyclopropanes under basic conditions: ring opening of 2-(p-siloxyaryl)cyclopropane 1,1-dicarboxylates with nitro compounds and other C-nucleophiles

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Org. Chem. Front., 2024, 11,6483-6494
DOI: 10.1039/D4QO01472C, Research Article
Yulia A. Antonova, Andrey A. Tabolin
A new activation mode for donor–acceptor cyclopropanes was proposed and implemented in their reaction with nitro compounds and other common C-nucleophiles.
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Electrochemical approach for upgrading the pollutant CS2: three-component N–H thiocarbamylation of sulfoximines

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Org. Chem. Front., 2024, 11,6477-6482
DOI: 10.1039/D4QO01310G, Research Article
Peng Qian, Wenjing Xiong, Qian Meng, Jinxiu Liu, Xiyuan Li, Liangquan Sheng
We report an electrochemical approach for upgrading the pollutant CS2via the thiocarbamylation of sulfoximines, in which CS2 and amines are incorporated as a readily available source of dithiocarbamate.
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Carbonate-assisted selectively deoxygenative cross-coupling reaction between aryl and aliphatic aldehydes: a straightforward route to access α-alkylated aryl ketones

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Org. Chem. Front., 2024, 11,6510-6517
DOI: 10.1039/D4QO01517G, Research Article
Yu Sun, Yi Wang, Zhijun Zuo
A novel reductive cross-coupling reaction of two different aldehydes for rapidly assembling α-alkylated aryl ketones has been developed. The inexpensive carbonate served not only as a base but also as an efficient electron donor.
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Sulfenylation of bioactive maleimides, acrylates and cyclohexenones under ambient organophotocatalysis

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Org. Chem. Front., 2024, 11,6503-6509
DOI: 10.1039/D4QO01342E, Research Article
Debanjana Bag, Rajjakfur Rahaman, Anindya S. Manna, Subhasis Pal, Rajesh Nandi, Shobhon Aich, Narendra Nath Ghosh, Dilip K. Maiti
A novel visible light-induced sulfenylation of biologically important maleimides, acrylates and cyclohexenones has been developed using cheap and easily available organophotoredox catalyst Eosin Y with thiols under ambient conditions.
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Cobalt-catalyzed enantioselective reductive addition of ketimine with cyclopropyl chloride to construct chiral amino esters bearing cyclopropyl fragments

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Org. Chem. Front., 2024, 11,6311-6318
DOI: 10.1039/D4QO01474J, Research Article
Jiangtao Hu, Tingting Xia, Xianqing Wu, Hongrui Feng, Jingping Qu, Yifeng Chen
Co-catalyzed asymmetric reductive addition of ketimine with cyclopropyl chloride has been realized to access diverse chiral amino esters bearing cyclopropyl fragments with broad functional group tolerance and excellent enantioselectivities.
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Recent developments in the ring-opening transformations of gem-difluorocyclopropanes

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Org. Chem. Front., 2024, 11,6518-6533
DOI: 10.1039/D4QO01583E, Review Article
Leiyang Lv, Junqi Su, Zhiping Li
This review summarizes the advances of gem-F2CPs as fluoroallylic synthons in transition metal-catalysed ring-opening/cross-coupling reactions via single, double or no C-F bond cleavage on the last two years.
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Shining light on sulfonium salts and sulfur ylides: recent advances in alkylation under photoredox catalysis

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Org. Chem. Front., 2024, 11,6573-6588
DOI: 10.1039/D4QO01644K, Review Article
Zhe Jin, Tingwei Yu, Hui Wang, Penghao Jia, You Huang
Recent advancements in photoredox alkylation with sulfur ylides, sulfonium salts and related analogues are summarized in this review.
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Dendron-mediated control over self-assembly of chlorophyll rosettes into columnar vs. discrete aggregates

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Org. Chem. Front., 2024, 11,6304-6310
DOI: 10.1039/D4QO01629G, Research Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Ryo Kudo, Hiroki Hanayama, Balaraman Vedhanarayanan, Hitoshi Tamiaki, Nobuyuki Hara, Sarah E. Rogers, Martin J. Hollamby, Biplab Manna, Koji Harano, Shiki Yagai
By controlling the π-π stacking of chlorophyll supramolecular rosettes through steric hindrance of alkyl dendrons, it become possible to create chlorophyll tubes and discrete rings that resemble to natural chlorophyll assemblies.
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Recent advances in asymmetric synthesis of chiral benzoheterocycles via Earth-abundant metal catalysis

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Org. Chem. Front., 2024, 11,6534-6557
DOI: 10.1039/D4QO01686F, Review Article
Jinhui Cai, Wenting Zhang, Usman Muhammad, Weishuang Li, Yanjun Xie
This review mainly focus on the assembly of chiral benzoheterocycles, such as dihydrobenzofurans, chromans, indolines, tetrahydroquinolines, etc., via Earth-abundant metal-catalyzed (Cu, Fe, Ni, and Ti) asymmetric synthesis in the last few decades.
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LiTMP-LiBr complex-induced lateral lithiation and cross ester condensation: direct access to isocoumarins from 2-methoxy o-toluate esters

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01678E, Research Article
Open Access
Mintu Rehman, Sajib Daimary, Rasajna Madhusudhana, Rajendar Goreti
LiTMP-LiBr complex promotes cross-ester coupling of 2-methoxy o-toluate esters to directly yield isocoumarin is demonstrated. Method applied to many natural product precursors including synthesis of (+)- and (−)-lunatinins.
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A two-step Kinugasa/Conia-ene-type sequential reaction for the asymmetric synthesis of 8-methylene-2,6-diazaspiro[3.4]octane-1,5-diones

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01388C, Research Article
Shanyue Li, Qicai Ma, Bohua Wu, Haowen Ma, Wei Zhou, Qian Cai
A two-step Kinugasa/Conia-ene-type sequential reaction is developed. The process provided a simple and efficient access to chiral 8-methylene-2,6-diazaspiro[3.4]octane-1,5-diones.
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Copper-catalyzed alkynyldisulfuration of arynes: an efficient access to unsymmetrical disulfides

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01844C, Research Article
Shuai Huang, Yumin Zhang, Yuekai Li, Chen-Ho Tung, Xin Li, Zhenghu Xu
This article investigates a copper-catalyzed alkynyl disulfuration reaction of aryne formed in situ to synthesize o‑alkynyl aryl disulfides. The transformation proceeds through the in situ generation of aryne, followed by...
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Enantioselective Addition of 3-hydroxyquinolin-2(1H)-one to Isatin and Pyrazole-4,5-dione Derived Ketimines

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01895H, Research Article
Yue Wei, Guishun Bai, Jiamin Wu, Yi Hua, Tao Zhang, Congyong Yue, Hong Wang, Xiaoze Bao
The enantioselective reactivity of 3-hydroxyquinolin-2(1H)-ones was developed through their addition to isatin and pyrazole-4,5-dione derived ketimines, affording novel architectures featuring multiple natural products scaffolds in high yield with excellent enantioselectivities....
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DABSO-Mediated Pummerer Reaction Enables One-Pot Synthesis of Pyrroloquinolines for Accessing Marinoquinolines: Mechanistic, Photophysical and Pharmacological Investigations

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01512F, Research Article
Rahimuddin Khan, Dipun Kumar Penthi, Aditi Chatterjee, Chandrakanta Sahoo, Shanti Gopal Patra, Viswanathan Arun Nagaraj, Tabrez Khan
A new one-pot acid- and exogenous oxidant-free synthesis of pyrrolo[2,3-c]quinolines has been developed. The strategy involves chemoselective reduction of the 3-(2-nitrophenyl)-1H-pyrroles (pyrrolnitrin derivatives) and subsequent DABSO-facilitated Pummerer reaction in the...
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Charge Transfer Complex Enabled Mechanochemical Synthesis of Chalcogenoacetylenes via Alkynyl Radicals

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01827C, Research Article
Open Access
Fang Tan, Chang-Zhen Fang, Bing-Sheng Qiu, He Sheng, Yong-Liang Tu, Xiang-Yu Chen
Mechanochemistry has become an appealing strategy to enable numerous organic transformations. While significant advances have been achieved, the radical coupling reaction under mechanochemical conditions is still in its infancy. In...
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Copper(II)-catalyzed synthesis of sulfonyl-functionalized quinone-fused cyclopenta[b]indoles via four-component cascade annulation

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01560F, Research Article
Hong Xu, Jie Liao, Fei Ren, Chuan-Rong Zhou, Xiao-Zhuo Liu, Yao Xiao, Dong-Wei Hang, Fuyu Li, Bei Wang, Ji-Yu Wang
Through crucial selective radical tandem process and intramolecular nucleophilic addition, a facile copper-catalyzed four-component cascade has been realized to selectively construct novel sulfonyl-functionalized quinone-fused cyclopenta[b]indole.
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Regio- and stereoselective azidation of activated N-allenamides: an entry to α, β, γ and δ-amido-azides

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01802H, Research Article
Dorian Schutz, Maxime Hourtoule, Laurence Miesch
A totally controlled regiodivergent azidation of activated N-allenamides is described, offering a broad range of diverse functionalized amido-azide derivatives.
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Catalyst-free C–H methylation of heteroarenes enabled by electron donor–acceptor complex photoactivation

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01309C, Research Article
Jiayang Wang, Baoer Shao, Haixia Ge, Huiyu Xue, Xiangyuan Ding, Yuqi Li, Peiyao Sheng
A visible-light-induced direct C–H methylation of heterocycles (including quinoxalinones, pyrazinones, quinolinones and coumarins) with methylamines via EDA complex photoactivation was developed.
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Facile single-step synthesis of pentaaryl-substituted pyrano[3,2-b]pyrrol-5(1H)-ones showing aggregation-induced emission

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01600A, Research Article
Yongfeng Wang, Ruijun Chu, Yanxiao Wang, Mengyuan Zhou, Yuan Chen, Cheng Xu, Jingyu Sun, Guodong Yin
A novel class of heterocyclic AIEgens has been synthesized via a multicomponent reaction of isatins, 2,3-diaryl cyclopropenones, and alkyl bromides.
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Recent advances in carbon atom addition for ring-expanding single-atom skeletal editing

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01806K, Review Article
Ting Yuan, Lei Shi
This review focuses on recent advances in carbon atom addition for ring-expanding single-atom skeletal editing.
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Thiocyanoalkylation of Alkenes via Dual Photoredox and Copper Catalysis

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01864H, Research Article
Xu Wang, Bi-Yin Xiao, Qi-Xuan Jiang, Wei Huang, Feng-Hua Zhang
Organic thiocyanates are commonly used as an essential organic synthesis intermediate and widely present in various drug molecules and bioactive molecules. Herein, a copper and photoredox catalyzed thiocyanoalkylation reaction of...
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Nickel-catalyzed reductive 1,2-alkylarylation of alkenes via a 1,5-hydrogen atom transfer (HAT) cascade

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01875C, Research Article
Xi Chen, Qiang Wang, Xiao-Ping Gong, Rui-Qiang Jiao, Xue-Yuan Liu, Yong-Min Liang
A nickel-catalyzed 1,2-alkylarylation of alkenes has been developed, leveraging amidyl radical-triggered 1,5-HAT with electrophiles as functionalizing reagents.
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Iridium-catalyzed asymmetric cascade allylation/lactonization of methyl salicylates: enantioselective construction of chiral benzodioxepinones

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01771D, Research Article
Bendu Pan, Yunru Wu, Yaqi Zhang, Xiaobo He, Long Jiang, Liqin Qiu
An efficient asymmetric cascade allylation/lactonization of methyl salicylates is achieved. The utilization of chiral-bridged biphenyl phosphoramidite ligand resulted in good results for the construction of a wide range of chiral benzodioxepinones.
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Probing Intersystem Crossing in Multi-brominated Eumelanin through Transient Absorption and Surface Hopping Dynamics

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01832J, Research Article
Open Access
Kavya Vinod, Lukhmanul Hakeem K., Diana Thomas, Pallavi Panthakkal Das, Mahesh Hariharan
Achieving intersystem crossing (ISC) through structural tuning in biological systems is an evolving area for therapeutic and materials research. Eumelanin, a natural pigment, offers huge potential for bio-inspired material design,...
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Magic effect of diphenylprolinol silyl ether for the enantioselective allenation of 2-alkynals

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO00984C, Research Article
Guolin Wu, Zhen Liu, Shiwen Fan, Wenyao Li, Xue Zhang, Hui Qian, Shengming Ma
Chiral diphenylprolinol silyl ethers have been successfully identified for the enantioselective allenation reaction of terminal alkynes and 2-alkynals, delivering a diverse set of chiral allenynes with high efficiency.
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Visible-light responsive defluorination-acyl fluoride exchange for photoclick labeling based on phenoxazine chromophores

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01870B, Research Article
Lijun Deng, Sitong Li, Cefei Zhang, Yuqiao Zhou, Zhishan Su, Changwei Hu, Xiaohu Zhao, Zhipeng Yu
We developed a new generation of photo-DAFEx reagents to realize photoaffinity labeling for drug discovery under 405 nm light control.
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Metal–ligand cooperation and synergistic palladium catalysis for the dual ligand system [2,2'-bipyridin]-6(1H)–one/PCy3: milder conditions for the undirected C–H arylation of arenes

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01877J, Research Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Cintya Pinilla, Mario García-Zarza, Ana C. Albéniz
The mixture of Pd(OAc)2 and two ligands segregate into distinct active species working synergistically for the C–H arylation of simple arenes.
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Palladium-catalyzed cascade decarboxylative cyclization of alkyne-tethered aryl iodides with o-bromobenzoic acids for the synthesis of fused isoquinolinones

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01573H, Research Article
Zhaolin Quan, Yubo Duan, Zhengkai Chen
A straightforward approach for the preparation of fused isoquinolinone derivatives via palladium-catalyzed cascade decarboxylative cyclization of alkyne-tethered aryl iodides with o-bromobenzoic acids is described.
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Mechanism and origins of regioselectivity of selenium-catalyzed allylic amination reactions

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01794C, Research Article
Xiaoxiao Hu, Dengmengfei Xiao, Yu Chen, Yi Lu, Zhihan Zhang, Peiyuan Yu
The mechanism of selenium-catalyzed allylic amination reactions with different ligands has been explored using density functional theory calculations.
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Transition-metal-free skeletal editing of benzoisothiazol-3-ones to 2,3-dihydrobenzothiazin-4-ones via single-carbon insertion

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01714E, Research Article
Ke Yang, Qin Li, Yanqi Luo, Dan Yuan, Chunjian Qi, Zhengyi Li, Bijin Li, Xiaoqiang Sun
Transition-metal-free ring expansion of benzoisothiazol-3-ones has been established to construct various 2,3-dihydrobenzothiazin-4-ones via single-carbon insertion.
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Rh-Catalysed Hydroacyloxylation of Cyclopropenes: Regio- and Diastereoselective Synthesis of Acyloxycyclopropanes

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01810A, Research Article
Ángel Manu Martínez, Gema Domínguez, Ines Alonso, Marta Palaín, Javier Perez-Castells
Cyclopropyl carboxylates are essential building blocks in biological and medicinal chemistry. However, their accessibility is severely limited by the need to pre-synthesise highly reactive cyclopropane derivatives. Herein, we report an...
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PIFA-Mediated cyclization of methyl(2-(1-phenylvinyl)phenyl)sulfane for the concise, flexible, and scalable de novo synthesis of C3-arylated benzo[b]thiophenes

By pubs.rsc.org
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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01589D, Research Article
Xinya Liu, Olivier Provot, Christine Tran, Jean-Francois Soule, Abdallah Hamze
The well-decorated arylated benzo[b]thiophene scaffold is a pivotal structural motif with diverse applications in medicinal chemistry. This paper outlines a de novo synthesis of C3-arylated benzo[b]thiophenes, showcasing its flexibility and...
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Influence of hydrogen bonds and π-π stacking on the self-assembly of aryldipyrrolidones

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Org. Chem. Front., 2024, Accepted Manuscript
DOI: 10.1039/D4QO01577K, Research Article
Open Access
Pedro Ximenis, Llorenç Rubert, Heike Ehmann, Bartolome Soberats
We report on the self-assembly behaviour in solution and solid-state of two newly designed bisdendronized aryldipyrrolidones (BDP and NDP) dyes with two free N-H at the lactam positions. Interestingly, while...
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Modular dehydrogenative cross-nucleophile coupling for direct construction of tetrasubstituted carbons

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Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO01641F, Research Article
Peng Wang, Qiang Wang, Meng Wang, Liang Wang, Lubin Xu, Xiong-Li Liu, Fangzhi Hu, Shuai-Shuai Li
An FeCl3-catalyzed cross-dehydrogenative coupling reaction for the construction of various types of C–Y (Y = C, N, O, S) bonds with air as a green oxidant.
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Hemilabile P,N-Ligand-Assisted Gold Catalyzed Hiyama Allylation to Access Allylarenes and 1,4-Dienes Derivatives

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Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01879F, Research Article
Yuanhao He, Wanping Ma, Yu Zhong, Yanfei Hu, Mingou Li, Fen Zhao, Zhonghua Xia, Baomin Fan
Oxidant-free gold-catalyzed reactions are emerging as a novel synthetic tool for organic transformations. Here in, we reported a hemilabile P,N-ligand-assisted gold-catalyzed Hiyama cross coupling reaction of aryl and alkenyl iodides...
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Convergent Synthetic Approaches to Polycyclic Aromatic Dicarboximides

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Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01828A, Review Article
Kazutaka Shoyama, Frank Wuerthner
Polycyclic aromatic dicarboximides (PADIs) as represented by naphthalene and perylene bis(dicarboximide) are useful molecules for a variety of functional materials and remain important synthetic targets for organic chemists. In this...
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Rhodium-catalyzed synthesis of N-substituted 3-acylpyrroles from enaminones and vinylene carbonate

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Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01816H, Research Article
Sheng-Jiao Yan, Jian-Bo Ma, Yi-Mai Yin, Xing-Mei Hu, Bi-Na Shao, Kun Huang, Qing-Sheng Zhao
Skeletal editing is a highly efficient strategy for modifying the core scaffolds of drug molecules, with multi-atomic editing as an emergent approach. Herein, we present a protocol for constructing N-substituted...
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π-extended regioisomeric dithienoacenes fused pyrenes: structures, properties, and application in field-effect transistors

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Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01592D, Research Article
Bin Lu, Shiqian Zhang, Dong Liu, Wendong Jin, Dalin Li, Zhiqiang Liu, Tao He
The development of π-conjugated semiconducting molecules with fused rings has been a focus of research in organic electronics. In this study, optoelectronic and field-effect transistors (FET) properties of two novel...
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Intermolecular Defluorinative 1,2-Diamination of Fluoroalkenyl Iodides with Sulfonamides: Synthesis of Acyclic and Cyclic Fluorinated 1,2-Enediamines

By pubs.rsc.org
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Org. Chem. Front., 2025, Accepted Manuscript
DOI: 10.1039/D4QO01913J, Research Article
Xue-Qiang Chu, Yu-Lan Chen, Chi Zhang, Xue-Ying Huang, Yu Ding, Danhua Ge, Zhi-Liang Shen
Alkene diamination represents one of the most straightforward strategies for 1,2-diamine derivatives synthesis. However, transition-metal-free 1,2-diamination of fluoroalkenes has been less studied. Here we report an intermolecular defluorinative vicinal diamination...
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Telangana Cyber Security Bureau conducts digital awareness campaign for senior citizens

By www.thehindu.com
Published On :: Thu, 07 Nov 2024 11:06:15 +0530


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