Showing 241 - 260 results of 558 for search '"boronic acid"', query time: 0.57s Refine Results
  1. 241

    tert-Butyl 2-borono-1H-pyrrole-1-carboxylate by Zheng Zhong, Guo-Qiang Lin, Zhi-Hua Sun, Bing Wang

    Published 2009-04-01
    “…In the crystal structure of the title compound, C9H14BNO4, the boronic acid group and carbamate groups are nearly co-planar with the pyrrole ring, making dihedral angles of 0.1 (2) and 2.2 (2)°, respectively. …”
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    Article
  2. 242

    Selective electrochemical detection of hydrogen fluoride by ambiphilic ferrocene derivatives. by Bresner, C, Aldridge, S, Fallis, I, Jones, C, Ooi, L

    Published 2005
    “…(Graph Presented) Appropriate linking of Lewis acidic and Lewis basic components - in this case boronic acid and tertiary amine functionalities - allows the construction of a robust organometallic receptor capable of selectively binding hydrogen fluoride. …”
    Journal article
  3. 243

    Traceless rhodium-catalyzed hydroacylation using alkyl aldehydes: the enantioselective synthesis of β-aryl ketones by Willis, M, Bouisseau, A, Gao, M

    Published 2016
    “…A one-pot three-step sequence involving Rh-catalyzed alkene hydroacylation, sulfide elimination and Rh-catalyzed aryl boronic acid conjugate addition, delivers products of traceless chelation-controlled hydroacylation employing alkyl aldehydes. …”
    Journal article
  4. 244

    Direct deoxygenative borylation of carboxylic acids by Jianbin Li, Chia-Yu Huang, Mohamad Ataya, Rustam Z. Khaliullin, Chao-Jun Li

    Published 2021-08-01
    “…Converting a carboxylic acid into a boronic acid, which makes a useful chemical handle from a feedstock chemical, currently relies on decarboxylation and requires metal catalysts and prior functionalization. …”
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    Article
  5. 245

    An asymmetric Suzuki-Miyaura approach to prostaglandins: Synthesis of Tafluprost by Kučera, R, Goetzke, FW, Fletcher, SP

    Published 2020
    “…Key steps include a diastereo- and enantioselective Rh-catalyzed Suzuki–Miyaura reaction of a racemic bicyclic allyl chloride and an alkenyl boronic acid and a regio- and diastereoselective Pd-catalyzed Tsuji–Trost reaction with an enolate surrogate. …”
    Journal article
  6. 246

    Fluorescent probes for monitoring myeloperoxidase-derived hypochlorous acid: a comparative study by Karolina Pierzchała, Marlena Pięta, Monika Rola, Małgorzata Świerczyńska, Angelika Artelska, Karolina Dębowska, Radosław Podsiadły, Jakub Pięta, Jacek Zielonka, Adam Sikora, Andrzej Marcinek, Radosław Michalski

    Published 2022-06-01
    “…We have also determined the rate constants of the reaction between HOCl and the probes and they are equal to 1.8 × 104 M−1s−1 for coumarin boronic acid (CBA), 1.1 × 104 M−1s−1 for fluorescein based boronic acid (FLBA), 3.1 × 104 M−1s−1 for 7-(p-aminophenyl)-coumarin (APC), 1.6 × 104 M−1s−1 for 3’-(p-aminophenyl)-fluorescein (APF), and 1 × 107 M−1s−1 for 4-thiomorpholino-7-nitrobenz-2-oxa-1,3-diazole (NBD-TM). …”
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    Article
  7. 247

    Detection of OXA-181-producing Pseudomonas aeruginosa in Germany by Jennifer Schauer, Sören G. Gatermann, Jessica Eisfeld, Jörg Hans, Niels Pfennigwerth

    Published 2022-07-01
    “…Methods: Carbapenemase detection was performed by using several phenotypic tests such as the modified Hodge test, a combined disc test with boronic acid, EDTA or cloxacillin, a lysate-based inhibition assays and by PCR for common and rare carbapenemase genes. …”
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    Article
  8. 248

    Quaternary Ammonium-Tethered Phenylboronic Acids Appended Supramolecular Nanomicelles as a Promising Bacteria Targeting Carrier for Nitric Oxide Delivery by Yu Fang, Haiyan Cui, Xiaoqin Liang, Jianping Yu, Jianrong Wang, Guanghui Zhao

    Published 2022-10-01
    “…The strong specific interaction of the boronic acid moiety with the surface of <i>E. coli</i> and the electrostatic interaction of the quaternary amine salt with the cell membrane were confirmed by antibacterial experiments on molecules with and without the targeting moiety. …”
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    Article
  9. 249

    Catalytic and Biological Applications of Benzoxaborolones by Graham, Brian James

    Published 2022
    “…Though first isolated 150 years ago, boronic acids have historically been neglected species. …”
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    Thesis
  10. 250

    An Overview of Bortezomib-Induced Neurotoxicity by Cristina Meregalli

    Published 2015-07-01
    “…The boronic acid dipeptide bortezomib, able to induce tumor cell death by degradation of key proteins, is the first proteasome inhibitor drug to enter clinical practice. …”
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    Article
  11. 251

    Cyclometalated palladium(II)-catalyzed asymmetric C-C and C-P bond formation reactions by Gan, Kennard Jun Hao

    Published 2016
    “…Following which, the second part of the thesis comprises the successful application of cyclometalated Palladium(II)-complexes as catalysts toward aryl boronic acid addition onto a variety of unsaturated enones.…”
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    Thesis
  12. 252

    Heterocycle-derived β-S-enals as bifunctional linchpins for the catalytic synthesis of saturated heterocycles by Niu, J, Willis, M

    Published 2016
    “…Substrates based on N-, O- and S-heterocycles are included, as are a range of alkenes, alkynes and boronic acid derivatives.…”
    Journal article
  13. 253

    Comparision of Three Laboratory Tests for Detection of AmpC β Lactamases in Klebsiella Species and E. Coli by D.L. Maraskolhe, V.S. Deotale, D.K. Mendiratta, P. Narang

    Published 2014-06-01
    “…Other phenotypic tests, DPT and DDST with different inhibitors like boronic acid and cloxacillin in different potencies were all found to be less sensitive. …”
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    Article
  14. 254

    Phenotypic and genotypic characterization of carbapenem-resistant Acinetobacter baumannii isolates from Egypt by Alaa Abouelfetouh, Aisha S. Torky, Elsayed Aboulmagd

    Published 2019-11-01
    “…Taking PCR as the gold standard method for the detection of different carbapenemases, the sensitivities of the MHT, CIM, CDT, CarbAcineto NP test and boronic acid disc/imipenem or meropenem test for this particular collection of isolates were 78.4, 68.9, 79.7, 95.9, and 56.8% or 70.3%, respectively. …”
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    Article
  15. 255

    Phenotypic Detection of ESBL, AmpC, MBL, and Their Co-occurrence among MDR Enterobacteriaceae Isolates by Thounaojam Salvia, Karma G. Dolma, Om Prakash Dhakal, Bidita Khandelwal, Laishram Shantikumar Singh

    Published 2022-09-01
    “…AmpC was detected in 11.8% and 13.1% using a commercial E-test and boronic acid test, respectively. MBL were identified in 12.8% and 14.8% based on MBL imipenem-EDTA and carba-NP tests, respectively. …”
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    Article
  16. 256
  17. 257

    8-[2-Chloro-5-(trifluoromethyl)phenyl]-4H-[1,2,4]oxadiazolo-[3,4-c][1,4]benzoxazin-1-one by Andrey A. Berezin, Panayiotis A. Koutentis

    Published 2011-05-01
    “…8-Bromo-4H-[1,2,4]oxadiazolo[3,4-c][1,4]benzoxazin-1-one 1 (NS2028) reacts with [2-chloro-5-(trifluoromethyl)phenyl]boronic acid 2 (2 equiv), Pd(OAc)2 (10 mol%) and KOAc (4 equiv) in acetonitrile heated to ca. 110 °C (sealed tube) for 12 hours to give 8-[2-chloro-5-(trifluoromethyl)phenyl]-4H-[1,2,4]oxadiazolo[3,4-c][1,4]benzoxazin-1-one 4 in 64% yield.…”
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    Article
  18. 258

    2-{9-(10-Bromoanthracenyl)}-1,3-dihydro-1<i>H</i>-[<i>d</i>]-1,3,2-benzodiazaborole by Siphamandla Sithebe

    Published 2023-01-01
    “…In this paper, a synthesis and characterization of a novel three coordinate 2-{9-(10-Bromoanthracenyl)}-1,3-dihydro-1<i>H</i>-[<i>d</i>]-1,3,2-benzodiazaborole from a cyclo-condensation reaction of <i>o</i>-phenylenediamine and 10-bromoanthracene-9-boronic acid is described. The desired product was obtained in 0.343 g (92% yields) with its structure characterized by <sup>1</sup>H, <sup>11</sup>B, <sup>13</sup>C NMR, HRMS and FT-IR.…”
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    Article
  19. 259

    Multicomponent Synthesis of Luminescent Iminoboronates by Samuel Guieu, Cátia I. C. Esteves, João Rocha, Artur M. S. Silva

    Published 2020-12-01
    “…A family of iminoboronates was prepared through a one-pot multicomponent reaction, starting from boronic acid, anthranilic acid, and different salicylaldehydes. …”
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    Article
  20. 260

    Design of a “turn-Off/turn-On” biosensor : understanding carbohydrate-lectin interactions for use in noncovalent drug delivery by Gorityala, Bala Kishan, Lu, Zhiqiang, Leow, Min Li, Ma, Jimei, Liu, Xue-Wei

    Published 2013
    “…This combination of glyco-gold nanoparticles and boronic acid biosensor system opens a way to study noncovalent drug delivery.…”
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    Journal Article