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The importance of the composite mechanisms with two transition states in the F- + NH2I SN2 reaction

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Phys. Chem. Chem. Phys., 2020, Accepted Manuscript
DOI: 10.1039/D0CP01942A, Communication
Yan Li, Yongfang Li, Dunyou Wang
The dynamics of the bimolecular nucleophilic substitution (SN2) reactions at nitrogen are less understood than their corresponding reactions at carbon. In this paper, we report an ab initio molecular dynamics...
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[ASAP] C-Aryl Glycosylation: Palladium-Catalyzed Aryl–Allyl Coupling of Achmatowicz Rearrangement Products with Arylboronic Acids

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Published On :: Tue, 28 Apr 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00688


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[ASAP] One-Pot C–H Arylation/Lactamization Cascade Reaction of Free Benzylamines

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Published On :: Wed, 29 Apr 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00542


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[ASAP] Construction of Dihydropyrido[2,3-<italic toggle="yes">d</italic>]pyrimidine Scaffolds via Aza-Claisen Rearrangement Catalyzed by <italic toggle="yes">N</italic>-Heterocyclic Carbenes

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Published On :: Wed, 29 Apr 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00657


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[ASAP] Synthesis of Pyrazinopyrazine-Fused Azaacenes through Direct Condensation Reactions between Quinoxalinediamine and Diketones

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Published On :: Fri, 01 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.9b03504


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[ASAP] Anchimerically Assisted Selective Cleavage of Acid-Labile Aryl Alkyl Ethers by Aluminum Triiodide and <italic toggle="yes">N</italic>,<italic toggle="yes">N</italic>-Dimethylformamide Dimethyl Acetal

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Published On :: Fri, 01 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00290


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[ASAP] Deactivation of Secondary Amine Catalysts via Aldol Reaction–Amine Catalysis under Solvent-Free Conditions

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Published On :: Tue, 05 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00665


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[ASAP] The Synthesis of Functionalized 3-Aryl- and 3-Heteroaryloxazolidin-2-ones and Tetrahydro-3-aryl-1,3-oxazin-2-ones via the Iodocyclocarbamation Reaction: Access to Privileged Chemical Structures and Scope and Limitations of the Method

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Published On :: Tue, 05 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.9b03400


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[ASAP] One-Pot Multicomponent Reaction of Catechols, Ammonium Acetate, and Aldehydes for the Synthesis of Benzoxazole Derivatives Using the Fe(III)–Salen Complex

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Published On :: Wed, 06 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00560


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[ASAP] Acylphloroglucinol Derivatives with a Tricyclo-[4.4.1.1<sup>1,4</sup>] Dodecane Skeleton from <italic toggle="yes">Garcinia bracteata</italic> Fruits

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Published On :: Wed, 06 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00637


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[ASAP] Synthesis of <italic toggle="yes">ent</italic>-Cleistanthane Diterpenoid Spruceanol: Construction of an Aromatic C Ring <italic toggle="yes">via</italic> Lewis Acid-Controlled Regioselective Diels–Alder C

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Published On :: Wed, 06 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00713


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[ASAP] Oxaazabicyclooctene Oxides, Another Type of Bridgehead Nitrones: Diastereoselective Assembly from Acetylene Gas, Ketones, and Hydroxyl Amine

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Published On :: Thu, 07 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00742


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[ASAP] Inverse Electron-Demand Diels–Alder Bioconjugation Reactions Using 7-Oxanorbornenes as Dienophiles

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Published On :: Thu, 07 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00583


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[ASAP] Synthesis of Branched Monodisperse Oligoethylene Glycols and <sup>19</sup>F MRI-Traceable Biomaterials through Reductive Dimerization of Azides

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Published On :: Thu, 07 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00331


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[ASAP] Palladium-Catalyzed Cascade Cyclization/Dearomatization/Arylation of Alkyne-Containing Phenol-Based Biaryls with Aryl Halides: An Entry to Diversely Functionalized Spirocyclohexadienones

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Published On :: Thu, 07 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00710


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[ASAP] Earth-Abundant Bimetallic Nanoparticle Catalysts for Aerobic Ammoxidation of Alcohols to Nitriles

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Published On :: Fri, 08 May 2020 04:00:00 GMT

The Journal of Organic Chemistry
DOI: 10.1021/acs.joc.0c00670


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IL@CQD catalyzed active ester rearrangement for the detection and removal of cyanide ions

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Published On ::

Analyst, 2020, Advance Article
DOI: 10.1039/D0AN00361A, Paper
Monika Chaudhary, Meenakshi Verma, Pushap Raj, Kailash C. Jena, Narinder Singh
Recognition of cyanide ion with IL@CQDs catalyzed rearranged product.
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Lipidomic profiling of virus infection identifies mediators that resolve herpes simplex virus-induced corneal inflammatory lesions

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Analyst, 2020, Advance Article
DOI: 10.1039/D0AN00263A, Paper
Cuiping Zhang, Zuojian Hu, Ke Wang, Lujie Yang, Yue Li, Hartmut Schlüter, Pengyuan Yang, Jiaxu Hong, Hongxiu Yu
11(12)-EET derived from arachidonic acid (AA) inhibits Herpes Simplex Virus (HSV) replication.
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Real-time quantification of fusion transcripts with ligase chain reaction by direct ligation of adjacent DNA probes at fusion junction

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Analyst, 2020, Advance Article
DOI: 10.1039/D0AN00163E, Paper
Fengxia Su, Jianing Ji, Pengbo Zhang, Fangfang Wang, Zhengping Li
A fusion transcript assay is developed based on direct ligation and ligase chain reaction.
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Exhaled breath condensate based breath analyser – a disposable hydrogen peroxide sensor and smart analyser

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Analyst, 2020, Advance Article
DOI: 10.1039/C9AN02438G, Paper
Yu-Chih Chen, Danny O'Hare
A smart breath analyser with ultra-sensitive disposable hydrogen peroxide sensor for exhaled breath condensate based lung inflammation diagnostics.
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Target triggered ultrasensitive electrochemical polychlorinated biphenyl aptasensor based on DNA microcapsules and nonlinear hybridization chain reaction

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Analyst, 2020, Advance Article
DOI: 10.1039/D0AN00065E, Paper
Ting Han, Shaozhen Wang, Feifan Sheng, Sicheng Wang, Tianyue Dai, Xiaojun Zhang, Guangfeng Wang
In this work, we demonstrated an ultrasensitive detection platform for polychlorinated biphenyls (PCBs) based on DNA microcapsules and a nonlinear hybridization chain reaction (NHCR).
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Isothermal cross-boosting extension–nicking reaction mediated exponential signal amplification for ultrasensitive detection of polynucleotide kinase

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Analyst, 2020, Advance Article
DOI: 10.1039/C9AN02569C, Paper
Xiao-Yu Li, Yun-Xi Cui, Yi-Chen Du, An-Na Tang, De-Ming Kong
A novel nucleic acid-based isothermal signal amplification strategy, named cross-boosting extension–nicking reaction (CBENR) is developed and successfully used for rapid and ultrasensitive detection of polynucleotide kinase (PNK) activity.
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Near infrared spectroscopic assessment of loosely and tightly bound cortical bone water

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Analyst, 2020, Advance Article
DOI: 10.1039/C9AN02491C, Paper
Ramyasri Ailavajhala, William Querido, Chamith S. Rajapakse, Nancy Pleshko
NIR spectroscopy can differentiate water loosely bound to bone tissue, and tightly bound to either collagen or mineral.
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A traceless clean-up method coupled with gas chromatography and mass spectrometry for analyzing polycyclic aromatic hydrocarbons in complex plant leaf matrices

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Analyst, 2020, 145,3266-3273
DOI: 10.1039/D0AN00128G, Paper
Xiangzi Jin, Han Yeong Kaw, Huijie Li, Zhao Wang, Jinhua Zhao, Xiangfan Piao, Donghao Li, Dongri Jin, Miao He
This study developed a traceless clean-up method by combining solid phase extraction (SPE) with gas purge–microsyringe extraction (GP–MSE) to purify sample extracts for the determination of polycyclic aromatic hydrocarbons (PAHs) in plant leaves.
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Accelerated non-crosslinking assembly of DNA-functionalized nanoparticles in alcoholic solvents: for application in the identification of clear liquors

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Analyst, 2020, 145,3229-3235
DOI: 10.1039/D0AN00029A, Paper
Luyang Wang, Guoqing Wang, Yali Shi, Lan Zhang, Ran An, Tohru Takarada, Mizuo Maeda, Xingguo Liang
Accelerated aggregation of DNA-functionalized gold nanoparticles is discovered in alcoholic solvents upon adding full-match DNA and is potentially useful for the identification of Baijiu.
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Fluorescence chemosensing of meldonium using a cross-reactive sensor array

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Analyst, 2020, 145,3345-3352
DOI: 10.1039/D0AN00209G, Paper
Ergin Yalcin, Cem Erkmen, Tugba Taskin-Tok, Mehmet Gokhan Caglayan
Differential sensing of meldonium was achieved using fluorescent chemosensors.
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Analysis of deoxyribonuclease activity by conjugation-free fluorescence polarisation in sub-nanolitre droplets

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Analyst, 2020, 145,3222-3228
DOI: 10.1039/C9AN02380A, Paper
Jae-Won Choi, Bala Murali Krishna Vasamsetti, Jaebum Choo, Hak Yong Kim
Deoxyribonuclease (DNase) assay using ethidium bromide (EtBr) molecules by conjugation-free fluorescence polarisation under visible light in a droplet-based microfluidic chip.
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Electrochemiluminescence analysis of tryptophan in aqueous solutions based on its reaction with tetraphenylborate anions

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Analyst, 2020, 145,3364-3369
DOI: 10.1039/D0AN00229A, Paper
Yuriy Zholudov, Natalia Lysak, Dmytro Snizhko, Olena Reshetniak, Guobao Xu
A pulsed electrogenerated chemiluminescence is observed upon the oxidation of tryptophan amino acid in aqueous solutions with a tetraphenylborate co-reactant.
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Why ammonium detection is particularly challenging but insightful with ionophore-based potentiometric sensors – an overview of the progress in the last 20 years

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Analyst, 2020, 145,3188-3210
DOI: 10.1039/D0AN00327A, Critical Review
Open Access
María Cuartero, Noemi Colozza, Bibiana M. Fernández-Pérez, Gastón A. Crespo
An overview of ionophore-based electrodes for ammonium sensing critically analyzing contributions in the last 20 years and with focus in analytical applications.
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Time-resolved in situ monitoring of photocatalytic reactions by probe electrospray ionization mass spectrometry

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Analyst, 2020, 145,3313-3319
DOI: 10.1039/D0AN00305K, Paper
Zhongbao Han, Xiaoyu Gu, Shirong Wang, Liyan Liu, Ying Wang, Zhen Zhao, Zhan Yu
We report the application of PESI-MS to in situ monitoring of photocatalytic reactions of cationic dyes in suspensions in real-time.
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Model independent peak fitting and uncertainty assignment for high-precision time-of-flight mass spectrometry

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Analyst, 2020, 145,3401-3406
DOI: 10.1039/D0AN00325E, Paper
Aleksey Vladimirovich Chudinov, Marco Rosenbusch, Vyacheslav Ivanovich Kozlovskiy, Valeriy Vladislavovich Raznikov, Peter Schury, Michiharu Wada, Hermann Wollnik
Logarithmic scale splines for smooth extraction of a native peak shape, and uncertainty estimation using direct trials.
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Paper-based platforms with coulometric readout for ascorbic acid determination in fruit juices

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Analyst, 2020, 145,3431-3439
DOI: 10.1039/D0AN00477D, Paper
Estefanía Nunez-Bajo, M. Teresa Fernández-Abedul
Paper-based electrochemical platforms with coulometric readout are employed for fast and low cost determination of ascorbic acid in commercial juice samples.
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Recent developments of nanoenzyme-based colorimetric sensors for heavy metal detection and the interaction mechanism

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Analyst, 2020, 145,3173-3187
DOI: 10.1039/D0AN00339E, Critical Review
Zhengquan Yan, Hua Yuan, Qi Zhao, Lin Xing, Xiaoyu Zheng, Weiguo Wang, Yulei Zhao, Yang Yu, Lei Hu, Wenli Yao
This work highlights the application and interaction mechanism of metal nanoparticles, metal oxides, metal sulfides, graphene-based nanomaterials and G-quadruplex, etc. in nanoenzyme-based colorimetric sensors.
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In situ multiplex detection of serum exosomal microRNAs using an all-in-one biosensor for breast cancer diagnosis

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Analyst, 2020, 145,3289-3296
DOI: 10.1039/D0AN00393J, Paper
Huizhen Wang, Dinggeng He, Kejing Wan, Xiaowu Sheng, Hong Cheng, Jin Huang, Xiao Zhou, Xiaoxiao He, Kemin Wang
Herein, a simple all-in-one biosensor based on a DNA three-way junction has been constructed for in situ simultaneous detection of multiple miRNAs by competitive strand displacement.
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Development of a chromophore-solid phase peptide reaction assay (C-SPRA) for assessing skin sensitization in vitro

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Analyst, 2020, 145,3211-3216
DOI: 10.1039/C9AN02514F, Communication
Hiroshi Miyazaki, Yoshio Hamada, Hikaru Takaishi, Yuuki Minamino, Hidefumi Ikeda, Hideaki Mekata, Masayuki Takaishi, Kunihiko Yamashita, Kenji Usui
We developed an in vitro chromophore-solid phase peptide reaction assay (C-SPRA) using chromophores and immobilized peptides on microbeads. C-SPRA would enable accurate and high-throughput assessments of various chemicals.
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Quantitative toxicological study of dose-dependent arsenic-induced cells via synchrotron-based STXM and FTIR measurement

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Analyst, 2020, Accepted Manuscript
DOI: 10.1039/D0AN00346H, Paper
Huiqiang Liu, Junshan Xiu, Yunyan Liu, Bengyi Wang, Yanling Xue, Min Chen, Te Ji
Inorganic arsenic (iAs) is a well-known naturally occurring metalloid with abundant hazards in our environment, especially being a human carcinogen through arsenic contaminated drinking water. The iAs-related contamination is usually...
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Driving Force to Detect Alzheimer's Disease Biomarkers: The Application Of A Thioflavine T@Er-MOF Ratiometric Fluorescent Sensor for Smart Detection of Presenilin 1, amyloid β-protein and Acetyl Choline

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Analyst, 2020, Accepted Manuscript
DOI: 10.1039/D0AN00440E, Paper
Xing Ze Wang, jing du, Nannan Xiao, Yan Zhang, Ling Fei, Jed D. LaCoste, Zhuo Huang, Qian wang, Xin Rui Wang, Bin Ding
Currently, the highly sensitive detection of Alzheimer's Disease (AD) biomarkers, namely presenilin 1, amyloid β-protein (Aβ), and acetylcholine (ACh), are vital to helping us prevent and diagnose AD. In this...
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An Integrated Microfluidic Platform for Selective and Real-Time Detection of Thrombin Biomarkers using a Graphene FET

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Analyst, 2020, Accepted Manuscript
DOI: 10.1039/D0AN00251H, Paper
Niazul Islam Khan, Mohammad Mousazadehkasin, Sujoy Ghosh, John G. Tsavalas, Edward Song
Lab-on-a-chip technology offers an ideal platform for low-cost, reliable, and easy-to-use diagnostics of key biomarkers needed for early screening of diseases and other health concerns. In this work, a graphene...
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Acid–base titration using a microfluidic thread-based analytical device (μTAD)

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Analyst, 2020, Advance Article
DOI: 10.1039/D0AN00522C, Paper
Purim Jarujamrus, Akarapong Prakobkij, Sodsai Puchum, Sawida Chaisamdaeng, Rattapol Meelapsom, Wipark Anutrasakda, Maliwan Amatatongchai, Sanoe Chairam, Daniel Citterio
This work presents a novel analytical approach for precise and quick (within 2 minutes) determination of acid and base concentrations (of very small amount) by titration using a microfluidic thread-based analytical device (μTAD).
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Influence of Hair Treatments on Detection of Antiretrovirals by Mass Spectrometry Imaging

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Analyst, 2020, Accepted Manuscript
DOI: 10.1039/D0AN00478B, Paper
Mac Gilliland, Nicole R White, Bryan Yam, Joseph N Mwangi, Heather MA Prince, Ann Marie K Weideman, Angela DM Kashuba, Elias Rosen
Analysis of drugs in hair by mass spectrometry imaging (MSI) has great potential as an objective, long-term measure of medication adherence. However, the fidelity of the chemical record in hair...
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[ASAP] SCRaMbLEing of a Synthetic Yeast Chromosome with Clustered Essential Genes Reveals Synthetic Lethal Interactions

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Published On :: Fri, 17 Apr 2020 04:00:00 GMT

ACS Synthetic Biology
DOI: 10.1021/acssynbio.0c00059


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[ASAP] Engineering Prokaryotic Transcriptional Activator XylR as a Xylose-Inducible Biosensor for Transcription Activation in Yeast

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Published On :: Fri, 17 Apr 2020 04:00:00 GMT

ACS Synthetic Biology
DOI: 10.1021/acssynbio.0c00122


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[ASAP] Update to Our Reader, Reviewer, and Author Communities—April 2020

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Published On :: Wed, 22 Apr 2020 04:00:00 GMT

ACS Synthetic Biology
DOI: 10.1021/acssynbio.0c00216


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[ASAP] A Synthetic Genetic Circuit Enables Precise Quantification of Direct Repeat Deletion in Bacteria

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Published On :: Tue, 28 Apr 2020 04:00:00 GMT

ACS Synthetic Biology
DOI: 10.1021/acssynbio.9b00256


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Subscribe to the Preaching Today Newsletter

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Published On :: May 9, 2020

Preaching Today provides pastors and preachers sermon prep help with sermon illustrations, sermons, sermon ideas, and preaching articles.


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How to Live When You Learn You Aren’t a Super-Hero

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In the midst of life’s woundability, what is your foundation?


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[ASAP] Update to Our Reader, Reviewer, and Author Communities—April 2020

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Published On :: Thu, 23 Apr 2020 04:00:00 GMT

Journal of Medicinal Chemistry
DOI: 10.1021/acs.jmedchem.0c00641


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[ASAP] Discovery of Peptide Boronate Derivatives as Histone Deacetylase and Proteasome Dual Inhibitors for Overcoming Bortezomib Resistance of Multiple Myeloma

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Published On :: Thu, 23 Apr 2020 04:00:00 GMT

Journal of Medicinal Chemistry
DOI: 10.1021/acs.jmedchem.9b02161


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