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Enantioselective synthesis of chiral α-alkynylated thiazolidones by tandem S-addition/acetalization of alkynyl imines

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Org. Biomol. Chem., 2020, 18,3117-3124
DOI: 10.1039/D0OB00365D, Paper
Mei-Xin Wang, Juan Liu, Zhen Liu, Yingcheng Wang, Qi-Qiong Yang, Wenyu Shan, Yu-Hua Deng, Zhihui Shao
A SPINOL-CPA catalyzed asymmetric [2 + 3]-annulation of in situ generated alkynyl imines and 1,4-dithiane-2,5-diol has been developed to afford enantiopure α-alkynylated thiazolidones.
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Asymmetric synthesis of (−)-solanidine and (−)-tomatidenol

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Org. Biomol. Chem., 2020, 18,3169-3176
DOI: 10.1039/D0OB00457J, Paper
Yun Wang, Guanxin Huang, Yong Shi, Wei-sheng Tian, Chunlin Zhuang, Fen-Er Chen
The asymmetric synthesis of (−)-solanidine (1) and (−)-tomatidenol (2) has been achieved by employing a cascade ringswitching reaction and a cascade azide reduction/intramolecular reductive amination with 32% and 18.7% overall yields respectively.
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Experimental results and computational insight into sequential reactions of β-(2-aminophenyl)-α,β-ynones with aryl isocyanates/benzoyl isothiocyanate

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Org. Biomol. Chem., 2020, 18,3177-3189
DOI: 10.1039/D0OB00087F, Paper
Antonio Arcadi, Massimiliano Aschi, Marco Chiarini, Fabio Marinelli, Vincenzo Marsicano, Gustavo Portalone
The selective formation of quinazoline vs. benzoxazine  and benzothiazine derivatives from β-(2-aminophenyl)-α,β-ynones and aryl isocyanates/benzoyl isothiocyanate was explored. DFT calculations provide a plausible rationale.
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Construction of 2,3-disubstituted benzo[b]thieno[2,3-d]thiophenes and benzo[4,5]selenopheno[3,2-b]thiophenes using the Fiesselmann thiophene synthesis

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Org. Biomol. Chem., 2020, 18,3164-3168
DOI: 10.1039/D0OB00300J, Paper
Roman A. Irgashev, Nadezhda S. Demina, Gennady L. Rusinov
A number of 2,3-disubstituted benzo[b]thieno[2,3-d]thiophenes and benzo[4,5]selenopheno[3,2-b]thiophenes have been obtained using a convenient approach based on the Fiesselmann thiophene synthesis.
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Pseudo-enantiomeric carbohydrate-based N-heterocyclic carbenes as promising chiral ligands for enantiotopic discrimination

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Org. Biomol. Chem., 2020, 18,3012-3016
DOI: 10.1039/D0OB00155D, Communication
Alexander S. Henderson, John F. Bower, M. Carmen Galan
The practical synthesis of pseudo-enantiomeric carbohydrate-based NHC–Rh complexes bearing C1 or C3 sterically differentiated positions is reported. We show that steric bulk at either C1 or C3 leads to enantiotopic discrimination in the hydrosilylation of acetophenone.
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Synthesis and aggregation behaviour of single-chain, 1,32-alkyl-branched bis(phosphocholines) – part 2: lateral chain length triggers self-assembling from sheets to fibres to vesicles

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00534G, Paper
Kai Gruhle, Max Tuchtenhagen, Sindy Müller, Gerd Hause, Annette Meister, Simon Drescher
The synthesis of six single-chain, alkyl-branched bolalipids and first investigations of the lyotropic behaviour of these lipids are reported.
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Synthesis of disaccharide modified berberine derivatives and their anti-diabetic investigation in zebrafish using a fluorescence-based technology

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00327A, Paper
Lizhen Wang, Haotian Kong, Meng Jin, Xiaobin Li, Rostyslav Stoika, Houwen Lin, Kechun Liu
Diglucose modified berberine derivatives can dramatically promote the uptake of 2-NBDG in both zebrafish larvae and their eyes.
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Dearomatization of 3-cyanoindoles by (3 + 2) cycloaddition: from batch to flow chemistry

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00582G, Communication
Maxime Manneveau, Saori Tanii, Fanny Gens, Julien Legros, Isabelle Chataigner
(3 + 2) Dearomatizing cycloaddition of 3-cyanoindoles occurs in smooth conditions with a non-stabilized azomethine ylide, to yield tricyclic indolines in only 1 min under microflow conditions using 3 equiv of the dipole precursor vs. 6 equiv. in a batch reactor.
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Half-sandwich (η5-Cp*)Rh(III) complexes of pyrazolated organo-sulfur/selenium/tellurium ligands: efficient catalysts for base/solvent free C–N coupling of chloroarenes under aerobic conditions

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00538J, Paper
Charu Sharma, Avinash Kumar Srivastava, Kamal Nayan Sharma, Raj Kumar Joshi
Three new Rh(III) complexes of organochalcogen (S/Se/Te) ligands were synthesized and along with a co-catalyst Cu(OAc)2, used for the base/solvent free catalysis of Buchwald type C–N coupling of amines and aryl chlorides under aerobic conditions.
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Photocatalytic xanthate-based radical addition/cyclization reaction sequence toward 2-biphenyl isocyanides: synthesis of 6-alkylated phenanthridines

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00136H, Communication
Pedro López-Mendoza, Luis D. Miranda
A photocatalytic xanthate-based radical addition/cyclization reaction cascade toward 2-biphenylisocyanides is described as a practical and modular approach to 6-alkylated phenanthridines.
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Electrochemical synthesis of selenyl-dihydrofurans via anodic selenofunctionalization of allyl-naphthol/phenol derivatives and their anti-Alzheimer activity

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00629G, Communication
Marcos R. Scheide, Alex R. Schneider, Guilherme A. M. Jardim, Guilherme M. Martins, Daniele C. Durigon, Sumbal Saba, Jamal Rafique, Antonio L. Braga
Herein, we report an eco-friendly, electrosynthetic approach for the intramolecular oxyselenylation of allyl-naphthol/phenol derivatives.
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N-Hydroxy peptides: solid-phase synthesis and β-sheet propensity

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00664E, Paper
Matthew P. Sarnowski, Juan R. Del Valle
Backbone amide hydroxylation of peptide strands enhances β-hairpin folding.
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Asymmetric trehalose analogues to probe disaccharide processing pathways in mycobacteria

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00253D, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Hadyn L. Parker, Ruben M. F. Tomás, Christopher M. Furze, Collette S. Guy, Elizabeth Fullam
Chemoenzymatic synthesis of azido-functionalised asymmetric trehalose analogues that are resistant to enzymatic degradation to probe carbohydrate processing pathways in mycobacteria.
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Acylation of oxindoles using methyl/phenyl esters via mixed Claisen condensation – An access to 3-alkylideneoxindoles

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00789G, Communication
Ramdas Sreedharan, Purushothaman Rajeshwaran, Pradeep Kumar Reddy Panyam, Saurabh Yadav, C. M. Nagaraja, THIRUMANAVELAN GANDHI
Predominantly, aggressive acid chlorides and stoichiometric coupling reagents are employed in the acylating process for synthesizing carbonyl tethered heterocycles. Herein, we report simple acyl sources, viz. methyl and phenyl esters...
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The key entity of a DCAR agonist, phosphatidylinositol mannoside Ac1PIM1: its synthesis and immunomodulatory function

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/C9OB02724F, Communication
Yohei Arai, Shota Torigoe, Takanori Matsumaru, Sho Yamasaki, Yukari Fujimoto
We achieved the first synthesis of phosphatidylinositol mannoside Ac1PIM1, and a very potent agonist of an innate immune receptor DCAR is demonstrated.
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Heterologous expression of the trichostatin gene cluster and functional characterization of N-methyltransferase TsnB8

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00617C, Communication
Wei Liu, Vinay Gopal Jannu, Zhiwen Liu, Qingbo Zhang, Xiaodong Jiang, Liang Ma, Wenjun Zhang, Changsheng Zhang, Yiguang Zhu
N-Methyltransferase TsnB8 was demonstrated to catalyze successive methyltransfer reactions in the biosynthesis of trichostatin.
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Donor–acceptor fluorophores as efficient energy transfer photocatalysts for [2 + 2] photodimerization

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/C9OB02735A, Paper
Qing-An Wu, Feng Chen, Chen-Chao Ren, Xue-Fen Liu, Hao Chen, Liang-Xuan Xu, Xiao-Cong Yu, Shu-Ping Luo
Donor–acceptor fluorophores can act as efficient energy transfer photocatalysts to activate enone substrates, realizing photodimerization and isomerization reaction of enone substrates without precious metal photocatalysts.
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Catalyst- and Solvent-Free Efficient Access to N-Alkylated Amines via Reductive Amination using HBPin

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00740D, Communication
ARNAB RIT, Vipin Kumar Pandey, Somnath Bauri
A sustainable approach which works under catalyst- and solvent-free conditions for the synthesis of structurally diverse secondary amines has been uncovered. This one-pot protocol works efficiently at room temperature and...
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A silver-catalyzed radical ring-opening reaction of cyclopropanols with sulfonyl oxime ethers

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00055H, Paper
Xiaobao Zeng, Xin Wang, Yanan Zhang, Li Zhu, Yu Zhao
A simple and efficient method for the radical ring-opening reaction of cyclopropanols with sulfonyl oxime ethers catalyzed by AgNO3 is developed, affording γ-keto oxime ethers in moderate to good yields.
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Discrimination of cellular developmental states focusing on glycan transformation and membrane dynamics by using BODIPY-tagged lactosyl ceramides

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00547A, Paper
Kenta Arai, Atsuko Ohtake, Shusaku Daikoku, Katsuhiko Suzuki, Yukishige Ito, Kazuya Kabayama, Koichi Fukase, Yoshimi Kanie, Osamu Kanie
Different cellular states were discriminated by analysing either the glycan transformation of exogenously introduced fluorescently tagged probe molecules or fluorescence recovery after photobleaching before conversion.
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Recent Progress on Transition Metal-catalysed Regioselective C–H Transformations Based on Noncovalent Interactions

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00703J, Review Article
Yoichiro Kuninobu, Takeru Torigoe
Transition metal-catalysed C–H transformations are powerful tools to obtain functionalised organic molecules from simple starting materials. To control regioselectivity is one of the most important issues in C–H transformations. Since...
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Divergent syntheses of okaramines C, J, L, and S-U

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00587H, Communication
Xiao Wan Li, Tong xu Si, Ya-Ping Liu, Mingzhong Wang, Albert S. C. Chan
The total synthesis of six novel okaramines (C, J, L, and S-U) was accomplished with a precise synthesis scheme involving few steps and with practical yield of 6.7%-23.0%. The significance...
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Electrochemically enabled functionalization of indoles or anilines to synthesis of hexafluoroisopropoxy indole and anilinederivatives

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00157K, Communication
Zu-yu Mo, Xin-Yu Wang, Yu-zhen Zhang, Li Yang, Hai-Tao Tang, Ying-Ming Pan
An environmentally benign electrochemically enabled site-selective functionalization of indole or aniline derivatives with hexafluoroisopropanol in the presence of tetrabutyl ammonium hexafluorophosphate as redox catalyst and electrolyte was demonstrated in this...
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Synthesis of Glycosyl Sulfoximines by a Highly Chemo- and Stereoselective NH- and O-Transfer to Thioglycosides

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00647E, Paper
Arianna Tota, Claudia Carlucci, Luisa Pisano, Giuliano Cutolo, Guy James Clarkson, Giuseppe Romanazzi, Leonardo Degennaro, James A Bull, Patrick Rollin, Renzo Luisi
A synthesis of unprecedented and stable glycosyl sulfoximines is reported. The developed strategies represent the first examples of highly stereoselective sulfoximine formation directly from thioglycosides. X-ray analysis confirmed the structure...
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Copper(I)/Ganphos catalysis: enantioselective synthesis of diverse spirooxindoles using iminoesters and alkyl substituted methyleneindolinones

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00546K, Paper
Hao Cui, Ke Li, Yue Wang, Manman Song, Congcong Wang, Donghui Wei, Er-Qing Li, Zheng Duan, François Mathey
A copper/Ganphos-catalyzed asymmetric 1,3-dipolar cycloaddition of glycine iminoesters with alkyl substituted 3-methylene-2-oxindoles is described, producing the spiro[pyrrolidin-3,3'-oxindole]s in good yields with high ee.
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Origin of the ligand effect in the cobalt catalyzed regioselective hydroboration of 1,3-diene

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00628A, Paper
Yuhua Liu, ZhongJie Jiang, Jipei Chen
The detailed mechanism and the origin of the ligand-controlled regioselectivity in the cobalt catalyzed hydroboration of 2-substituted 1,3-diene have been investigated.
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Enantioselective Synthesis of Indanone Spiro-Isochromanone Derivatives via Dinuclear Zinc-Catalyzed Michael/Transesterification Tandem Reaction

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00541J, Paper
Xiao-Chao Yang, Meng Xu, Jin-Bao Wang, Meng-Meng Liu, Francois Mathey, Yuan-Zhao Hua, Mincan Wang
An enantioselective Michael/transesterification tandem reaction of α-hydroxy indanones with ortho-ester chalcones was realized by dinuclear zinc catalysts. A series of enantiomerically pure spiro[indanone-2,3’-isochromane-1-one] derivatives were obtained in good yields with...
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Synthesis and photophysical properties of selenopheno[2,3-b]quinoxaline and selenopheno[2,3-b]pyrazine heteroacenes

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00718H, Paper
Amol Sonawane, Atsushi Shimozuma, Taro Udagawa, Masayuki Ninomiya, Mamoru Koketsu
In this paper, we report the novel synthesis of three different heterocycles namely 2-arylselenopheno[2,3-b]quinoxaline, 3-(aryl/alkylselanyl)-2-arylselenopheno[2,3-b]quinoxaline and 6-phenyl-7-(arylselanyl)selenopheno[2,3-b]pyrazine derivatives from the corresponding 2,3-dichloroquinoxaline and 2,3-dichloropyrazine derivatives. Further, photophysical properties were investigated...
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Protein labeling approach to improve lysosomal targeting and efficacy of antibody–drug conjugates

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Org. Biomol. Chem., 2020, 18,3229-3233
DOI: 10.1039/D0OB00265H, Communication
Ying Han, Yifan Da, Mingjia Yu, Yaping Cheng, Xin Wang, Jiale Xiong, Guoying Guo, Yan Li, Xianxing Jiang, Xiaoqing Cai
An anti-EGFR nanobody was labeled at the C-terminus with a lysosome-sorting NPGY (Asn-Pro-Gly-Tyr) motif via sortase-mediated ligation to enhance the clathrin-mediated endocytosis.
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Targeting STAT3 anti-apoptosis pathways with organic and hybrid organic–inorganic inhibitors

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Org. Biomol. Chem., 2020, 18,3288-3296
DOI: 10.1039/C9OB02682G, Paper
Matthew B. Minus, Haopei Wang, Jaime O. Munoz, Alexandra M. Stevens, Alicia E. Mangubat-Medina, Michael J. Krueger, Wei Liu, Moses M. Kasembeli, Julian C. Cooper, Mikhail I. Kolosov, David J. Tweardy, Michele S. Redell, Zachary T. Ball
Recurrence and drug resistance are major challenges in the treatment of acute myeloid leukemia (AML) that spur efforts to identify new clinical targets and active agents.
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Recent advances in β-L-rhamnosylation

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Org. Biomol. Chem., 2020, 18,3216-3228
DOI: 10.1039/D0OB00297F, Review Article
Diksha Rai, Suvarn S. Kulkarni
This review describes various methodologies for the stereoselective 1,2-cis glycosylation of L-rhamnose leading to β-L-rhamnosides and their applications in oligosaccharide synthesis.
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Synthesis, structures and photophysical properties of hexacoordinated organosilicon compounds with 2-(2-pyridyl)phenyl groups

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Org. Biomol. Chem., 2020, 18,3239-3242
DOI: 10.1039/D0OB00484G, Communication
Shohei Furuta, Toshiaki Mori, Yusuke Yoshigoe, Kohei Sekine, Yoichiro Kuninobu
We synthesised novel air-, water-, heat-, acid-, and base-stable hexacoordinated organosilicon compounds, which contain two C,N-bidentate ligands and form two silafluorene equivalent moieties, with Lewis acid–base interactions.
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Synthetic pathways to tetrahydrocannabinol (THC): an overview

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Org. Biomol. Chem., 2020, 18,3203-3215
DOI: 10.1039/D0OB00464B, Review Article
Open Access
Victor R. L. J. Bloemendal, Jan C. M. van Hest, Floris P. J. T. Rutjes
This review summarises various synthetic pathways leading to tetrahydrocannabinol and structurally related cannabinoids.
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Phenylboronic acid-catalyzed tandem construction of S–S and C–S bonds: a new method for the synthesis of benzyl disulfanylsulfone derivatives from S-benzyl thiosulfonates

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Org. Biomol. Chem., 2020, 18,3243-3248
DOI: 10.1039/D0OB00442A, Communication
Raju Jannapu Reddy, Md. Waheed, Gamidi Rama Krishna
A novel and unique phenylboronic acid-catalyzed tandem construction of S–S and C–S bonds via dimerization–sulfonylation has been disclosed for the synthesis of benzyl disulfanylsulfone derivatives.
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Direct recognition and sensitive detection of circular RNA with ligation-based PCR

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Org. Biomol. Chem., 2020, 18,3269-3273
DOI: 10.1039/D0OB00625D, Communication
Pengbo Zhang, Na Guo, Kejian Gao, Fengxia Su, Fangfang Wang, Zhengping Li
A sensitive and specific method for circRNA detection is developed through the direct ligation of two ingeniously designed DNA probes.
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Synthesis of methylene cyclopropane-fused chromenes and dihydroquinolines by sequential [4 + 2]- and [1 + 2]-annulation

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Org. Biomol. Chem., 2020, 18,3303-3311
DOI: 10.1039/D0OB00389A, Paper
Tianyu Lu, Xuange Zhang, Zhiwei Miao
A base promoted sequential [4 + 2]- and [1 + 2]-annulation of 2-hydroxychalcones or 2-tosylaminochalcones with prop-2-ynylsulfonium salts was developed.
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A domino annulation approach to 3,4-diacylpyrrolo[1,2-a]pyrazines: decoration of pyrazine units

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Org. Biomol. Chem., 2020, 18,3324-3333
DOI: 10.1039/D0OB00444H, Paper
Anuradha Dagar, Yohan Seo, Wan Namkung, Ikyon Kim
A new one-pot, sequential three-component access to 3,4-diacylpyrrolo[1,2-a]pyrazine was achieved from the reaction of an α-haloketone, azide, and N-substituted pyrrole-2-carboxaldehyde under mild reaction conditions.
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Synthesis of phenanthridines by I2-mediated sp3 C–H amination

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Org. Biomol. Chem., 2020, 18,3312-3323
DOI: 10.1039/D0OB00433B, Paper
Benyao Fang, Jiao Hou, Jinyue Tian, Wenquan Yu, Junbiao Chang
An I2-mediated transition-metal-free sp3 C–H amination reaction is established for phenanthridine synthesis in an efficient and scalable manner.
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Copper-catalyzed direct amination of benzylic hydrocarbons and inactive aliphatic alkanes with arylamines

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Org. Biomol. Chem., 2020, 18,3263-3268
DOI: 10.1039/D0OB00491J, Communication
Hua Yao, Bo Xie, Xiaoyang Zhong, Shengzhou Jin, Sen Lin, Zhaohua Yan
A new synthetic method toward direct C–N bond formation through saturated C–H amination of benzylic hydrocarbons and inactive aliphatic alkanes with primary aromatic amines under an inexpensive catalyst/oxidant (Cu/DTBP) system has been developed.
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A base-promoted tandem approach to bicyclic 8-membered ring ketones

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Org. Biomol. Chem., 2020, 18,3249-3253
DOI: 10.1039/D0OB00618A, Communication
Emerson E. F. dos Santos, Gabriela F. P. de Souza, Deborah A. Simoni, Airton G. Salles
A base-promoted tandem route toward unprecedented bicyclic furan/8-membered ring ketones is reported.
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KI/TBHP-promoted [3 + 2] cycloaddition of pyrrolo[1,2-a]quinoxalines and N-arylsulfonylhydrazones

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Org. Biomol. Chem., 2020, 18,3360-3366
DOI: 10.1039/D0OB00494D, Paper
Zhen Yang, Jing He, Yueting Wei, Weiwei Li, Ping Liu
A series of diverse fused [1,2,4]triazolo[3,4-c]quinoxalines was obtained by an efficient KI/TBHP-promoted [3 + 2] cycloaddition of pyrrolo[1,2-a]quinoxalines and N-arylsulfonylhydrazones.
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Chemo- and regioselective click reactions through nickel-catalyzed azide–alkyne cycloaddition

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Org. Biomol. Chem., 2020, 18,3374-3381
DOI: 10.1039/D0OB00579G, Paper
Woo Gyum Kim, Seung-yeol Baek, Seo Yeong Jeong, Dongsik Nam, Ji Hwan Jeon, Wonyoung Choe, Mu-Hyun Baik, Sung You Hong
Nickel-catalyzed [3 + 2] cycloaddition reactions of unsymmetrical alkynes and organic azides afford substituted 1,2,3-triazoles with high levels of chemo- and regioselectivity.
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O-Cyclopropyl hydroxylamines: gram-scale synthesis and utility as precursors for N-heterocycles

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Org. Biomol. Chem., 2020, 18,3281-3287
DOI: 10.1039/D0OB00611D, Paper
Kaitlyn Lovato, Urmibhusan Bhakta, Yi Pin Ng, László Kürti
A novel and scalable synthesis of O-cyclopropyl hydroxylamines is reported. These compounds are bench-stable and have been shown to be practical precursors for the synthesis of N-heterocycles via a di-heteroatom [3,3]-sigmatropic rearrangement.
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Dipyrazolodioxadiazocines as shelf-stable “ready-to-use” precursors for an in situ generation of enolate-iminium 1,4-dipoles: a straightforward atom-economical approach to pyrazolo[5,1-d][1,3,5]dioxazines

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Org. Biomol. Chem., 2020, 18,3382-3391
DOI: 10.1039/D0OB00451K, Paper
Vladimir E. Zhulanov, Valeria A. Vigovskaya, Maksim V. Dmitriev, Pavel S. Silaichev, Andrey N. Maslivets, Michael Rubin
Generation of cyclic enolate-iminium 1,4-dipoles via thermolysis of dipyrazolodioxadiazocines in the presence of ketones allowed for efficient preparation of pyrazolo[5,1-d][1,3,5]dioxazines.
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A Selectfluor-promoted oxidative reaction of disulfides and amines: access to sulfinamides

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00720J, Paper
Haibo Mei, Jiang Liu, Romana Pajkert, Gerd-Volker Röschenthaler, Jianlin Han
An unprecedented metal-free oxidative reaction of disulfides and amines with Selectfluor as a mild oxidant under aerobic conditions was developed.
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Late-stage synthesis and application of photoreactive probes derived from direct benzoylation of heteroaromatic C–H bonds

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB00336K, Communication
Kevin D. Hesp, Jun Xiao, Graham M. West
A synthetically-driven, late-stage C–H benzoylation strategy for the expedited preparation and evaluation of heterocyclic alternatives to more classical benzophenone photoreactive probes is reported.
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Dienaminodioate based multicomponent reactions with post-benzylic oxidative transformations mediated by DDQ

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00721H, Paper
Jaice Ravindran, Velickakathu Yadhukrishnan, Reghuvaran Asha , Ravi Shankar Lankalapalli
Multicomponent reactions (MCRs) using dienaminodioate with post-benzylic oxidative transformation by DDQ that afforded a diverse array of products is described. An unprecedented rearrangement of 1,2-dihydropyridines (1,2-DHPs), 3CR products, to 2-pyridones...
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Arylation of Indoles Using Cyclohexanones Dually-Catalyzed by Niobic Acid and Palladium-on-Carbons

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00702A, Paper
Kazuho Ban, Yuta Yamamoto, Hironao Sajiki, Yoshinari Sawama
3-Arylindoles were easily constructed from indoles and cyclohexanone derivatives using a combination of catalytic niobic acid-on-carbon (Nb2O5/C) and palladium-on-carbon (Pd/C) under heating conditions without any oxidants. The Lewis acidic Nb2O5/C...
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Hierarchical Self-Assembly of Azobenzene Dyad with Inverted Amide Connection into Toroidal and Tubular Nanostructures

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Org. Biomol. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0OB00833H, Communication
Shiki Yagai, Takuho Saito
Inversion of the connectivity of amide groups in foldable azobenzene dyads with chiral side chains, which can self-assemble into toroids and nanotubes, significantly increases the thermal stability of these aggregates....
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Correction: Nickel-catalyzed cyanation of phenol derivatives activated by 2,4,6-trichloro-1,3,5-triazine

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Org. Biomol. Chem., 2020, Advance Article
DOI: 10.1039/D0OB90052D, Correction
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Liang Wang, Yaoyao Wang, Jun Shen, Qun Chen, Ming-Yang He
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