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Visible Light‐Driven Glycosylation Mediated by Trifluoromethyl Thianthrenium Triflate with Thioglycoside Donors Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-23 Guanghui Ni, Ruina Liu, Fei Zou, Tianyu Zhang, Zefei Fan, Yandan Wu, Yihua Zhao
An efficient photoredox‐catalyzed glycosylation using a p‐tolyl thioglycoside donor in the presence of trifluoromethyl thianthrenium triflate (TT‐CF3+TfO‐) has been investigated. This approach involves generating a trifluoromethyl radical via single electron transfer between TT‐CF3+TfO‐ and the photocatalyst Rose Bengal, thereby activating thioglycosides and facilitating glycosylation. This method
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Stereoselective Synthesis of ( Z )‐β‐Thioenamide from ( Z )‐Enamide‐iodines and Thiols under Mild Conditions Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-23 Tai-Ran Kang, Hong Liang, Xue-Xue Yang, Lian-Mei Chen, Xing-Yu Chen, Xiao-Qiang Guo
The (Z)‐β‐thioenamides is a valuable motif in many drugs. However, it’s stereoselective synthesis is still facing challenge. Herein, we firstly reported a general and efficient approach for highly stereoselective synthesis of them by using (Z)‐enamide‐iodines with thiols under transition metal‐free conditions.
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Visible‐Light Induced Radical Difluoromethylation/Cyclization Cascade Reaction for the Synthesis of Difluoromethylated Oxindoles with Difluoromethyl Phenoxathiinium Salt Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-23 Hong-Xin Long, Guo-Kai Liu
A photocatalyst‐free photoinduced radical difluoromethylation approach for the convenient synthesis of difluoromethylated oxindoles from N‐arylacrylamides with difluoromethyl phenoxathiinium salt (PT‐CF2H+BF4‐) was developed, this transformation involves radical difluoromethylation/cyclization cascade process and features photocatalyst‐free, mild reaction conditions, broad substrate scope and good
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Solvent-Dependent Chemoselectivity Switch to Arg-Lys Imidazole Cross-Links Org. Lett. (IF 4.9) Pub Date : 2024-09-20 Ana Villalobos Galindo, Monika Raj
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Lithium Enables Pd-Catalyzed 5-endo-dig Cyclization/Coupling of α-Homopropargyl-β-ketoesters with Aryl Bromides and Triflates Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Bartosz Bisek, Katarzyna Kochaniak, Wojciech Chaładaj
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La(OTf)3‐Mediated [3+3]‐Annulation of Benzoxepines and Aminocrotonates: Easy Access to Bridged Bicyclic Benzoxepine Heterocycles Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-22 China Raju Bhimapaka, Sai Teja Kolla, Siva Hariprasad Kurma, Sridhar Balasubramanian
A new and effective method for making bridged bicyclic benzoxepine derivatives were devised through the intermolecular [3+3]‐annulation of benzoxepine‐3‐carboxylates with aminocrotonates in the presence of La(OTf)3. The compounds were formed through reactions involving the benzoxepine moiety's C‐3 and C‐5 carbons to produce C‐C and C‐N bonds. One of the compound structure (±) 12‐ethyl‐6‐methyl‐3‐hydroxy‐5‐methyl‐2
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Intramolecular Silanoxy-Michael Reactions with Pendant Nitroalkenes: Racemic and Enantioselective J. Org. Chem. (IF 3.3) Pub Date : 2024-09-21 Harshit Joshi, Shyam Sathyamoorthi
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Ytterbium Triflate-Catalyzed Intramolecular Arylative Ring Opening of Arylaminomethyl-Substituted Donor–Acceptor Cyclopropanes: Access to Tetrahydroquinolines J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Thangaraj Devaraj, Kannupal Srinivasan
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TBD-Mediated Diastereoselective Access to Functionalized 3-Alkenyl-2-oxindoles via the Tandem Reaction of Isatins and Allenoates J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Athira C. Santhoshkumar, Basavaraja Durugappa, Geethu Venugopal, Mohan Banyangala, Ajay Krishna M. S, Sasidhar B. Somappa
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Probing the Influence of Alkyne Substitution on the Electronic and Magnetic Properties of Diindeno[1,2-b;1′,2′-i]anthracenes J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Efrain Vidal, Jr., Lev N. Zakharov, Carlos J. Gómez-García, Michael M. Haley
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Asymmetric Conjugate Addition of Phosphine Sulfides to α-Substituted β-Nitroacrylates Using Cinchona Alkaloid Amide Catalysts Org. Lett. (IF 4.9) Pub Date : 2024-09-20 Kosei Miyake, Akane Iwamura, Kazuki Fujita, Tsunayoshi Takehara, Takeyuki Suzuki, Naoki Yasukawa, Shuichi Nakamura
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Metabologenomics-Inspired Discovery and Combinatorial Biosynthesis-Based Diversification of Fungal O-Glycosylated Depsides Org. Lett. (IF 4.9) Pub Date : 2024-09-20 Hu Yang, Zhuo Shang, Yingying Chen, Feng Li, Kunlong Li, Hongjie Zhu, Ming Peng, Jiafan Yang, Cunlei Cai, Jianhua Ju
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Asymmetric Conjugate Addition of Vinyl Arene-Derived Chiral Benzylcopper Nucleophiles Org. Lett. (IF 4.9) Pub Date : 2024-09-20 Cham Bi Seo, Wan Seok Yoon, Jaesook Yun
We report the copper-catalyzed asymmetric conjugate addition of vinyl arene-derived nucleophiles to α,β-unsaturated diesters. Due to the high electrophilicity of α,β-unsaturated diesters toward nucleophilic copper catalysts, inclusion of vinyl arenes as pronucleophiles is challenging due to chemoselectivity issues in a multicomponent reaction compared with those of other successful examples of dienes
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Base-Promoted Tandem Cyclization of 2-(Indol-3-yl)naphthoquinones with Benzamidines toward Polysubstituted Pyrimido[4,5-b]indoles Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Bin Tan, Kai Hu, Chao Zhang, Xinlin Zhou, Guo-Jun Deng, Shanping Chen
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Single-Pot Reaction of Novel Fused Indolizine Derivatives Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Yajuan Zhang, Yu Lei, Ke Zhang, Qiong Hu, Meng Chang, Yimin Hu
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Radical Reactions for the Construction and Transformation of Complex Molecules Org. Lett. (IF 4.9) Pub Date : 2024-09-20 Masayuki Inoue, Lara R. Malins, Hans Renata
The history of synthetic organic chemistry is replete with landmark discoveries of useful radical reactions, such as Barton’s methods for deoxygenation and decarboxylation and C–H amination under Hoffman-Löffler-Freytag conditions. These discoveries have proven to be enabling for complex molecule synthesis as radical reactions operate in complementarity to polar or two-electron pathways, allowing access
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Nickel-catalysed enantioselective cross-electrophile coupling reaction with the retention of β-fluorine atom Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-21 Xin-Yi Shi, Xueyuan Yan, Xiaodong Tang, Shi-Jing Zhai, Genping Huang, Jun-An Ma, Fa-Guang Zhang
Monfluoromethyl compounds meet the criteria for designing and developing sustainable organofluorines without the presence of per- or polyfluorinated fragments. Nevertheless, the asymmetric synthesis of chiral monofluoromethyl compounds under mild conditions remains a demanding task in this field, partially owing to the challenge that β-fluorine elimination is often observed as a competitive side-reaction
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“Marriage” of Inorganic to Organic Chemistry as Motivation for a Theoretical Study of Chloroform Hydrolysis Mechanisms J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Christina Stamou, Spyros P. Perlepes, Michail M. Sigalas, Dionissios Papaioannou, Athanassios C. Tsipis, Evangelos G. Bakalbassis
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Leap from Diradicals to Tetraradicals by Topological Control of π-Conjugation J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Sergi Betkhoshvili, Jordi Poater, Ibério de P. R. Moreira, Josep Maria Bofill
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Cascade Alkynyl Prins Cyclization and Aza-Michael Reaction: En Route to Regioselective Pyrano- and Isochromenoquinoline Scaffolds J. Org. Chem. (IF 3.3) Pub Date : 2024-09-20 Subhamoy Biswas, Anil K. Saikia
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Phototriggered Self-Catalyzed Phosphorylation of 3,4-Dihydroquinoxalin-2(1H)-ones with Diarylphosphine Oxides in EtOH J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Yan-Fang Jiang, Wen-Tao Ouyang, Hong-Tao Ji, Jia-Cheng Hou, Ting Li, Qing-Xia Luo, Chao Wu, Li-Juan Ou, Wei-Min He
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Low-Cost, Safe, and Anion-Flexible Method for the Electrosynthesis of Diaryliodonium Salts J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Anton Scherkus, Aija Gudkova, Jan Čada, Bernd H. Müller, Tomas Bystron, Robert Francke
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Rh(III)- or Ru(II)-Catalyzed C–H Annulation with Vinylene Carbonate and an Unexpected Aerobic Oxidation/Deprotection Cascade to Yield Cinnolin-4(1H)-ones J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Yuqin Wang, Yiling Zeng, Yi Xiao, Jinhua Wang, Shiqing Li
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AcOH-Catalyzed Rearrangements of Benzo[e][1,4]diazepin-2(and 3)-ones: Easy Access to 1,4-Dihydroquinazolines and Their Condensed Analogues J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Vakhid A. Mamedov, Nataliya A. Zhukova, Victor V. Syakaev, Aidar T. Gubaidullin, Aida I. Samigullina, Tat’yana N. Beschastnova, Darya S. Perevalova, Olga B. Babaeva, Il′dar Kh. Rizvanov, Oleg G. Sinyashin
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Decarboxylation of Aza-Annulation Products as a Synthetic Route to 3-Pyrrolin-2-ones and 1,2,3,4-Tetrahydropyridin-2-ones J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Kseniia Petrova, Almaz Kaipov, Lyailya Yussupova, Iliyas Iznat, Davit Hayrapetyan
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2-(1,1-Dicyanomethylene)rhodanine-Functionalized Oligothiophenes: A Structure–Property Investigation of Z/E Photoisomerization Behavior J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Cory T. Kornman, Parag Das, Lei Li, Asmerom O. Weldeab, Ion Ghiviriga, Ronald K. Castellano
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Synthesis of Tetrasubstituted Enamines Using Secondary Amines and In Situ-Generated Allenes from Nitrocyclopropanes J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Zhong-Yang Xu, Jian-Sheng Wei, Li Liu, Qing-Bo Hu, Jin-Yao Zhu, Zhan-Yu Zhou, Ai-Bao Xia, Dan-Qian Xu
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Chemoselective Intramolecular Rauhut‐Currier Reaction on a Labile Framework of Enone and Acrylamide: Tricyclohexylphosphine as a Stable and Economical Catalyst Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-21 Rakesh Kumar Verma, Mansingh Bairwa, Kishor Bharadwaj
Intramolecular Rauhut‐Currier (IRC) reaction is an atom‐economical way of making carbocyclic and heterocyclic rings. However, its sensitivity towards electronic and steric parameters limits the reaction and stems the need for further development. Acrylamides have been one such left out of their sensitivity. Herein we report an IRC reaction, using acrylamide as a source of initial enolate. The cyclization
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Synthesis of Hemiindigo Derivatives via a Gold‐Catalyzed Intramolecular Cyclization Strategy Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-21 Yi-Fan Dong, Si-Ru Wang, Hao-Bo Chai, Zhi-Qiang Xu, Zeng-Yang He, Zhen-Yu Wang, You-Gui Li, Xiang Wu
We described a gold‐catalyzed synthesis of Z‐hemiindigo frameworks from ortho‐propynol phenyl azides via the β‐hydroxy‐α‐imino gold carbene intermediates. The intermediates are trapped by water or acetone and then subsequently undergo enol tautomerization and dehydration, or release of acetone. The reaction has the advantage of being able to be carried out under mild conditions and on a gram‐scale
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Development of a Robust Pd-Catalyzed C–S Coupling for the Synthesis of Janus Kinase Inhibitor GDC-9918 Org. Process Res. Dev. (IF 3.1) Pub Date : 2024-09-20 Derek M. Dalton, Juno Castillo Siu, Marcelino Varona-Ortiz, C. Gregory Sowell, Francis Gosselin
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Highlights from the Third National Edition of the French Industrial Chemistry Symposium (FICS 2024), Paris, France, April 2024 Org. Process Res. Dev. (IF 3.1) Pub Date : 2024-09-20 Fanny Coumes, Philippe Mackiewicz, Michael Parmentier, Laurent Petit, Morgan Donnard
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Visible-Light-Promoted Catalytic Epoxidation of Alkenes under Metal-Free Conditions Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-20 Shunyou Cai, Dabao Tan, Xiaoyan Cai, Lele Zhang, Boyi Liu, Jianbin Zeng, Feiming Li, Zhixiong Cai, Mingqiang Huang, Xiaoping Chen
A new practical approach for mild olefin epoxidations has been developed through visible-light-promoted photoredox catalysis. This innovative technique enables the direct and convenient use of oxygen as the sole terminal oxidant to prepare a range of epoxides at room temperature, without the need for metals. It is worth mentioning that the success of this conversion is significantly influenced by the
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Photoredox-catalyzed bisarylation of Bromonitroalkanes enabled by the dual role of nitro functionality: synthesis of bis(indolyl)methanes as promising α-glucosidase inhibitors Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-20 Xuan Ding, Wei Zhang, Yiwei Huang, jing su, Yi hang Li, Ya na Lv, Yin Yuan, Shi fang Liu, Guang Li
Disclosed herein is an interesting photoredox catalyzed direct bisarylation of Bromonitroalkanes with 2-Arylindoles to provide a simplified synthetic route to 3,3'-Diindolylmethane (DIM) derivatives, where the nitro functionality plays a dual role as an activating and leaving group. The Bromonitroalkanes can be used in situ in a one-pot, two-step reaction to generate bis(indolyl)methanes in high yields
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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 Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-18 Jiaoyang Liu, Li-juan Huang, Zeang Sun, Juan Li
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Visible light-induced aerobic photooxidative cleavage of C(sp3)–C(sp2) σ-bonds of allylarenes Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-18 Jinyu Tang, Xi Zhao, Jinxuan Ni, Yanping Huo, Yang Gao, Xianwei Li, Yan Liu, Keiji Maruoka, Qian Chen
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Insights Into the Magnesium‐Catalyzed Catalyzed C‐C Coupling of Terminal Alkynes with Carbodiimides. Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-20 Sayantan Mukhopadhyay, Sagrika Rajput, Rajata Kumar Sahoo, Sharanappa Nembenna
The bis‐guanidinate anion stabilized amido magnesium (II) compound [LMgN(SiMe3)2; L = {(ArHN)(ArN)‐C=N−C=(NAr)(NHAr); Ar = 2,6‐Et2‐C6H3}] (Mg‐1) has been synthesized and characterized. It has been successfully employed as a pre‐catalyst for the catalytic C‐C coupling of terminal alkynes with carbodiimides, producing propiolamidine products with moderate to good yields. The active catalyst bis‐guanidinate
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Synthesis of N‐(2‐SF5‐ethyl)amides and impact of the fluorinated group on the lipophilicity Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-20 Vincent Mastalerz, Laurianne Verret, Jean-François Paquin
The synthesis of N‐(2‐SF5‐ethyl)amides is described via an amidation reaction between 2‐(pentafluoro‐λ6‐sulfanyl)acetic acid, the SF5‐containing building block, and various amines. A total of 27 examples of SF5‐containing amides were synthesized, with yields going from 43% to quantitative isolated yield. We showed that a N‐(2‐SF5‐ethyl)amide could be converted to a N‐(2‐SF5‐ethyl)amine and a SF5‐containing
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Efficient Synthesis of the Pyoverdine Chromophore: Expanding the Toolbox for the Preparation of Pyoverdine Conjugates Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-20 Tianzhu Zhang, Albert Bolhuis, Ian M. Eggleston
The pyoverdine chromophore is an important component of a family of siderophores which are secreted by the human pathogen Pseudomonas aeruginosa for iron absorption. In this study, an efficient and improved synthetic route to the chromophore structure is reported, beginning from readily available starting materials, D‐glutamic acid and L‐DOPA. This strategy has not only delivered the first synthesis
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Radical Cyclizations of N‐Methylallyl‐2‐arylindoles with Polychloromethanes to Assemble Polychloroalkylated Indolo[2,1‐a]isoquinolines Eur. J. Org. Chem. (IF 2.5) Pub Date : 2024-09-20 Mei Pan, Hailin Liao, Jiyao Liu, Lijiu Gao, Yun Liu, Xiaoqin Liu, Liangce Rong
An efficient synthesis of polychloroalkylated indolo[2,1‐a]isoquinolines has been achieved via aryldiazonium salt induced radical cyclization reaction of N‐methylallyl‐2‐arylindoles with polychloromethanes. In this reaction, neither metal catalyst nor additional oxidant was required, and an isoquinoline ring was constructed by tandem radical additions on the nonactivated carbon−carbon double bond of
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Copper-Catalyzed Oxyfluorosulfonylation of β,γ-Unsaturated Oximes with Sulfur Dioxide and Selectfluor for Isoxazoline-Functionalized Aliphatic Sulfonyl Fluorides J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Hui-Jie Du, Lin Qi, Zhi-Min Yan, Jia-Li Liu, Wei Li, Li-Jing Wang
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Synthesis of Diverse N-Trifluoromethyl Pyrazoles by Trapping of Transiently-Generated Trifluoromethylhydrazine J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Bao Li, Fenglei Xie, Rui Zhang, Yaoyi Wang, Vijaya B. Gondi, Christopher R. H. Hale
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Nickel-Catalyzed, Aminoquinoline-Directed Chemo- and Regioselective Carboamination of Unactivated Olefins with Organoboronic Acids and Anthranils J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Zhongke Xie, Yushan Cui, Jiale Xing, Yang Gao, Yanping Huo, Xianwei Li, Qian Chen
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Mn-Catalyzed Aerobic Oxidative α-Cyanation of Tertiary Amines Using Azo/Hydrazide Redox J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Su Been Kim, Gayeong Park, Eun Sun Park, Santanu Maiti, Jinho Kim
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NCS-Mediated Direct C(sp3)–H Oxygenation of 2-Methylindoles Using Water as the Oxygen Source J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Fan Zhang, Yuling Luo, Xiaoyi Liu, Yaoyao Liu, Jun Xu
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1O2 and Base Assisted Oxidative Conversion of β-Enaminoesters to α-Acyloxy-β-ketoesters under Visible Light Irradiation J. Org. Chem. (IF 3.3) Pub Date : 2024-09-19 Rohit Kumar, Deepak, Nidhi Jain
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Acid-Promoted Amination of Cyclohexenone for the Divergent Synthesis of p-Aminophenols and Tertiary Amines J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Li Liu, Jun Li, Ya Chen, Shanping Chen, Fuhong Xiao, Guo-Jun Deng
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Synthesis of 2,3-Benzobicyclo[3.3.1]non-2-enes via a Cascade of Domino Carbocation Migration/Interrupted Ritter Reaction and Dienone-Phenol Rearrangement J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Zhiwei Sun, Chuanjun Song, Yonggang Meng, Yingchao Dou
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Remote Functionalization of Inert C(sp3)–H Bonds via Dual Catalysis Driven by Alkene Hydrofluoroalkylation Using Industrial Feedstocks Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Yan He, Kang-Jie Bian, Peng Liu, Chen-Hui Jiang, Ruo-Xing Jin, Julian G. West, Xi-Sheng Wang
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Construction of Lactones via Ligand-Enabled Ni-Catalyzed Alkene Hydroxylarylation/Lactonization Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Dao-Ming Wang, Yu-Qing He, Yichen Wu, Yong Tang, Peng Wang
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Photocatalytic Synthesis of α-Ketonyl Glycosyl Compounds from Glycosyl Thiols and Silyl Enol Ethers Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Lifu Hu, Ruining Li, Yunqi Liu, Junliang Zhou, Zhankui Sun
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Regioselective Cleavage and Reconfiguration of C–S Bonds with Diazo Compounds Org. Lett. (IF 4.9) Pub Date : 2024-09-19 Huan Li, Zhimin Xia, Lewan Li, Jie Zeng, Jian Lv, Haifeng Wang, Shuangxi Gu, Fener Chen
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Stereoselective Approach to the Core Structure of (+)-Phainanoid A via Strategically Engineered Cascade Polyene Cyclization Org. Lett. (IF 4.9) Pub Date : 2024-09-18 Bo Keun Jeon, So Yong Cho, Duck Hyung Lee
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Copper(0)-Catalyzed Reductive Coupling of Disulfurating Reagents and (Hetero)aryl/Alkyl Halides Org. Lett. (IF 4.9) Pub Date : 2024-09-18 Wang Chen, Jiuwen Xu, Weidong Rao, Shu-Su Shen, Zhao-Ying Yang, Lutz Ackermann, Shun-Yi Wang
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BiX3-Mediated Hydrohalogenations of HDDA Benzynes: An Approach to Polycyclic Aryl Halides Org. Lett. (IF 4.9) Pub Date : 2024-09-18 Siddique Khan, Beeraiah Baire
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The general method for E-selective olefination of acylsilanes with isocyanides via silver catalysis Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-19 Xiu-Xia Liang, Dan-Ni Yang, Xiao-Hui Yan, Peng Wang, Man-Yi Han
Trisubstituted alkenes are valuable intermediates in synthetic organic chemistry. The olefination of acylsilanes is expected to be a useful method for preparing trisubstituted alkenes with a silyl substituent. However, only a few studies exist on this process. Here, a silver-catalyzed olefination reaction between acylsilanes and isocyanides is developed, resulting in E-vinylsilanes with good yields
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Design, Synthesis and Application of Bipyridine-N,N’-dioxides Catalysts in Asymmetric Synthesis of Chiral Cyclopropanes Org. Chem. Front. (IF 4.6) Pub Date : 2024-09-18 Xiaoying Cao, Xue Tian, Minmin liu, Shi-Wu Li
A novel type of highly efficient chiral C2-symmetric bipyridine-N,N’-dioxides ligands prepared from L-octahydroindole-2-carboxylic acid and successfully applied in the synthesis of optically pure 1,2,3-trisubstituted cyclopropanes employing sulfoxonium ylides with α,β-unsaturated 2-acyl imidazoles has been developed, affording the corresponding adducts in 88-98% yields with up to 99% enantioselectivity
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A DFT Mechanistic Study on the Aza-Aldol Reaction of Boron Aza-Enolates: Relative Stability of Six-Membered Transition State and Its Relevance to the Coordination Mode of the Leaving Group J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Sho Miyakawa, Ray Miyazaki, Tomoya Miura, Jun-ya Hasegawa
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Stereoselective Synthesis of Maralixibat via VO(acac)2/Schiff Base-Catalyzed Asymmetric Oxidation of Its Sulfide Intermediate J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Ziyu Peng, Mercy Mpofo, Zheng Jie, Long Ye
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One Pot Synthesis of C3-Sulfurized Imidazolo [1,2-a] Pyridines J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Ya-Dan Zhang, Zhi-Peng Guan, Zhi-Bing Dong
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Spokewise Total Syntheses of Four Erythrina Alkaloids and Telescoped Syntheses of Six Additional Alkaloids J. Org. Chem. (IF 3.3) Pub Date : 2024-09-18 Yue-Hong Hu, Zhang-Yan Gan, Qin-Tong Li, Yu-Ting Chen, Meng-En Chen, Ling-Hui Zhang, Jin-Chi Zou, Fu-Min Zhang