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Journal articles on the topic 'Cyclic sulfonamide derivatives'

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1

Bolla, Geetha, and Ashwini Nangia. "Binary and ternary cocrystals of sulfa drug acetazolamide with pyridine carboxamides and cyclic amides." IUCrJ 3, no. 2 (2016): 152–60. http://dx.doi.org/10.1107/s2052252516000543.

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A novel design strategy for cocrystals of a sulfonamide drug with pyridine carboxamides and cyclic amides is developed based on synthon identification as well as size and shape match of coformers. Binary adducts of acetazolamide (ACZ) with lactams (valerolactam and caprolactam, VLM, CPR), cyclic amides (2-pyridone, labeled as 2HP and its derivatives MeHP, OMeHP) and pyridine amides (nicotinamide and picolinamide, NAM, PAM) were obtained by manual grinding, and their single crystals by solution crystallization. The heterosynthons in the binary cocrystals of ACZ with these coformers suggested a
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2

Shin, Young Sup, Jun Young Lee, Soojin Noh, et al. "Discovery of cyclic sulfonamide derivatives as potent inhibitors of SARS-CoV-2." Bioorganic & Medicinal Chemistry Letters 31 (January 2021): 127667. http://dx.doi.org/10.1016/j.bmcl.2020.127667.

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3

Dalloul, Hany M., Khaled El-nwairy, Ali Z. Shorafa, and Ahmed Abu Samaha. "SYNTHESIS AND BIOLOGICAL ACTIVITIES EVALUATION OF SOME NEW SPIRO 1,2,4-TRIAZOLE DERIVATIVES HAVING SULFONAMIDE MOIETY." SOUTHERN BRAZILIAN JOURNAL OF CHEMISTRY 23, no. 23 (2015): 49–59. http://dx.doi.org/10.48141/sbjchem.v23.n23.2015.50_revista2015.pdf.

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A series of new spiro 1,2,4-triazoles V-IXa-j were synthesized by the reaction of appropriate amidrazones IV with cyclic ketones in the presence of p-toluene sulfonic acid as a catalyst. The structures of the synthesized compounds have been confirmed by the elemental analysis and spectroscopic data (IR, 1H NMR, 13C NMR and MS). The microbial features of the synthesized compounds were studied using well-established methods from the literature.
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4

Mabrouk, El-Sayed M., Hamada M. Killa, Abdel Fattah A. Abdel Fattah, and Shalaby A. Yasen. "Polarographic and Cyclic Voltammetric Behaviour of Some Azo Compounds Derived from Sulfonamide in DMF-Aqueous Solutions." Collection of Czechoslovak Chemical Communications 57, no. 2 (1992): 268–75. http://dx.doi.org/10.1135/cccc19920268.

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The polarographic and cyclic voltammetric behaviour of (2-hydroxyphenylazo)-4-benzenesulfonamide and some of its derivatives have been studied in Britton-Robinson buffer series containing 30 vol.% of DMF. Over the entire pH range (2-12), the reduction pathway occurs through an irreversible 4-electron step corresponding to the reduction of N=N center to the amine stage. The voltammograms recorded in acidic and alkaline solution at different scan rates exhibit one or two cathodic peaks depending on the substituent and the pH of the medium. The electrode reaction mechanism was suggested, also the
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5

Watt, Joanna M., Richard Graeff, and Barry V. L. Potter. "Small Molecule CD38 Inhibitors: Synthesis of 8-Amino-N1-inosine 5′-monophosphate, Analogues and Early Structure-Activity Relationship." Molecules 26, no. 23 (2021): 7165. http://dx.doi.org/10.3390/molecules26237165.

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Although a monoclonal antibody targeting the multifunctional ectoenzyme CD38 is an FDA-approved drug, few small molecule inhibitors exist for this enzyme that catalyzes inter alia the formation and metabolism of the N1-ribosylated, Ca2+-mobilizing, second messenger cyclic adenosine 5′-diphosphoribose (cADPR). N1-Inosine 5′-monophosphate (N1-IMP) is a fragment directly related to cADPR. 8-Substituted-N1-IMP derivatives, prepared by degradation of cyclic parent compounds, inhibit CD38-mediated cADPR hydrolysis more efficiently than related cyclic analogues, making them attractive for inhibitor d
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6

TONG, Jian-Bo, Xing ZHANG, Ding LUO, and Shuai BIAN. "Molecular design, molecular docking and ADMET study of cyclic sulfonamide derivatives as SARS-CoV-2 inhibitors." Chinese Journal of Analytical Chemistry 49, no. 12 (2021): 63–73. http://dx.doi.org/10.1016/j.cjac.2021.09.006.

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7

Heimgartner, Heinz, Tonya R. Mihova, and Anthony Linden. "Ring Enlargement of Eight- and Nine-membered Cyclic Sulfonamide Derivatives in Reactions with 3-Amino-2H-azirines." HETEROCYCLES 49, no. 1 (1998): 215. http://dx.doi.org/10.3987/com-98-s19.

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8

Juan, S. Gómez-Jeria, and Silva-Monroy Sebastián. "A quantum-chemical analysis of the relationships between electronic structure and inhibition of SARS-CoV-2 virus by a group of cyclic sulfonamide derivatives." Chemistry Research Journal 6, no. 4 (2021): 54–70. https://doi.org/10.5281/zenodo.11666729.

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<strong>Abstract </strong>A Density Functional Theory study was carried out to find relationships between the elctronic structure and the SARS-CoV-2 virus inhibition by a group of cyclic sulfonamide derivatives. The molecular geometries were fully optimized at the B3LYP/6-31g(d,p) level. The electronic structure was calculatedat the same level of theory. From the results, the numerical values of several local atomic reactivity indices belonging to a molecular skeleton common to all molecules were calculated. These values were employed with a formal equation developed by Klopman, Peradejodi and
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9

Mihova, Tonya R., Anthony Linden, and Heinz Heimgartner. "ChemInform Abstract: Ring Enlargement of Eight- and Nine-Membered Cyclic Sulfonamide Derivatives in Reactions with 3-Amino-2H-azirines." ChemInform 30, no. 24 (2010): no. http://dx.doi.org/10.1002/chin.199924171.

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10

Nematollahi, Davood, Ayat Namdar, and Shima Momeni. "Cyclic voltammetry-assisted mechanistic evaluation of sulfonamide synthesis. A simple and green method for the synthesis of N-(1-hydroxynaphthalen-2-yl)benzenesulfonamide derivatives." Journal of Electroanalytical Chemistry 810 (February 2018): 161–70. http://dx.doi.org/10.1016/j.jelechem.2018.01.001.

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11

Zhang, He, Meng-Chan Sun, Li-Ming Yin, et al. "Direct intramolecular C(sp3)–H bond sulfonamidation to synthesize benzosultam derivatives under metal-free conditions." Organic Chemistry Frontiers 8, no. 24 (2021): 6888–94. http://dx.doi.org/10.1039/d1qo01235e.

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An efficient intramolecular C(sp3)–H bond amination under metal-free conditions has been developed to provide a straightforward method for the synthesis of 5-membered cyclic sulfonamides (benzosultams).
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12

Zhang, Hanmo, E. Ben Hay, Stephen J. Geib, and Dennis P. Curran. "Fates of imine intermediates in radical cyclizations of N-sulfonylindoles and ene-sulfonamides." Beilstein Journal of Organic Chemistry 11 (September 17, 2015): 1649–55. http://dx.doi.org/10.3762/bjoc.11.181.

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Two new fates of imine intermediates formed on radical cyclizations of ene-sulfonamides have been identified, reduction and hydration/fragmentation. Tin hydride-mediated cyclizations of 2-halo-N-(3-methyl-N-sulfonylindole)anilines provide spiro[indoline-3,3'-indolones] or spiro-3,3'-biindolines (derived from imine reduction), depending on the indole C2 substituent. Cyclizations of 2-haloanilide derivatives of 3-carboxy-N-sulfonyl-2,3-dihydropyrroles also presumably form spiro-imines as primary products. However, the lactam carbonyl group facilitates the ring-opening of these cyclic imines by a
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13

Zhao, Yao Fang, Jing Hua An, Xiao Min Kang, Ya Nan Wu, and Bao Hua Zhu. "Synthesis, Characterization, Optical and Electrochemical Properties of Multinuclear Cobaltadithiolene Complex Derivatives." Advanced Materials Research 750-752 (August 2013): 1795–98. http://dx.doi.org/10.4028/www.scientific.net/amr.750-752.1795.

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Four new multinuclear cobaltadithiolene complex derivatives [Cp*CoFe2(CO)6(η2, μ3-S2C6H2(SC3H7)2)] 1, [Fe (CpPPh2)2(Cp*CoS2C6H2(SC3H7)2)2] 2, [Cp*CoRu (CO)3(CH2=CHCH2) (η2,μ2-S2C6H2(SC3H7)2)] 3 and [Cp*Co (NSO2C6H4CH3)(S2C6H2(SC3H7)2)] 4 were obtained by reaction of mono-nuclear cobaltadithiolene complex [Cp*CoS2C6H2(SC3H7)2] (Cp*=C5(CH3)5) with Fe3(CO)12, Fe (CpPPh2)2(1,1'-bis (diphenylphosphino) ferrocene), Ru (CO)3(CH2=CHCH2)Br, C6H5I= NSO2C6H4CH3(p)(N-(Phenyliodonio)-p-toluene sulfonamidate), respectively. All new complexes were characterized by C/H analysis,1H NMR, MS and IR spectroscopy.
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14

Bouchez, Laure C., Māris Turks, Srinivas Reddy Dubbaka, et al. "Sulfur dioxide mediated one-pot, four-component synthesis of polyfunctional sulfones and sulfonamides, including medium-ring cyclic derivatives." Tetrahedron 61, no. 48 (2005): 11473–87. http://dx.doi.org/10.1016/j.tet.2005.08.067.

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15

Saddique, Furqan Ahmad, Matloob Ahmad, Usman Ali Ashfaq, Muhammad Muddassar, Sadia Sultan та Magdi E. A. Zaki. "Identification of Cyclic Sulfonamides with an N-Arylacetamide Group as α-Glucosidase and α-Amylase Inhibitors: Biological Evaluation and Molecular Modeling". Pharmaceuticals 15, № 1 (2022): 106. http://dx.doi.org/10.3390/ph15010106.

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Diabetes mellitus (DM), a complicated metabolic disorder, is due to insensitivity to insulin function or reduction in insulin secretion, which results in postprandial hyperglycemia. α-Glucosidase inhibitors (AGIs) and α-amylase inhibitors (AAIs) block the function of digestive enzymes, which delays the carbohydrate hydrolysis process and ultimately helps to control the postprandial hyperglycemia. Diversified 2-(3-(3-methoxybenzoyl)-4-hydroxy-1,1-dioxido-2H-benzo[e][1,2]thiazin-2-yl)-N-arylacetamides were synthesized and evaluated for their in vitro inhibitory potential against α-glucosidase an
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16

Pytela, Oldřich, and Aleš Halama. "Chemometric Analysis of Substituent Effects. VII. Inductive Effect as a Basic Substituent Effect. Isoeffect Substituent Constant." Collection of Czechoslovak Chemical Communications 60, no. 8 (1995): 1316–32. http://dx.doi.org/10.1135/cccc19951316.

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The paper deals with chemometric analysis of the inductive effect. The notion of inductive effect is discussed, and unambiguous definitions are given for the notions of triad: reaction centre-basic skeleton-substituent, and the therewith connected definitions of inductive effect. For a quantitative description of inductive effect 7 types of chemical models were selected including noncyclic compounds, cyclic, and bicyclic compounds, derivatives of quinuclidine, 3-substituted benzoic acids, sulfonamides and pyridines. Altogether 139 sets of experimental data from literature have been used includ
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17

Jaber, Qassim A. H., Ahmed Hassen Shentaif, Mohammed Almajidi, et al. "Synthesis, Structure, and In Vitro Pharmacological Evaluation of some New Pyrimidine-2-Sulfonamide Derivatives and Their Molecular Docking Studies on Human Estrogen Receptor Alpha and CDK2/Cyclin Proteins." Russian Journal of Bioorganic Chemistry 49, S1 (2023): S106—S118. http://dx.doi.org/10.1134/s1068162023080095.

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18

Sargam J. Pawar, Prashant R. Pawar, and Nitin N. Mali. "Overview on Design and Synthesis of Sulfonamide Derivative through Condensation of Amino Group Containing Drug." International Journal of Advanced Research in Science, Communication and Technology, November 18, 2024, 481–95. http://dx.doi.org/10.48175/ijarsct-22373.

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In medicinal and non-pharmacological chemistry, sulfonamides (SN) are an advisory functional group that forms the basis of many drugs. As such, they are very important. Recently, very significant techniques for the synthesis of sulfonamides have been developed. Numerous pharmacologic activities, including anti-dydropteroate synthetase and anti-carbonic anhydrase, are displayed by sulfonamides. Derivatives of sulfonamides can be used to treat a range of medical conditions, including glaucoma, hypoglycemia, stasis, diarrhea, and inflammation. Our current work has concentrated on creating and syn
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19

Furuhashi, Takamasa, Takayuki Fujita, Takao Miyazaki, et al. "Discovery and structure–activity relationship of dimesulfazet: a novel rice paddy herbicide." Pest Management Science, June 7, 2024. http://dx.doi.org/10.1002/ps.8229.

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AbstractDimesulfazet, a novel herbicide for use in paddy rice, was discovered during studies on haloalkylsulfonanilide derivatives. Our research revealed that cyclic sulfonamide derivatives exhibited herbicidal efficacy against paddy weeds prevalent in Japan, such as Schoenoplectiella juncoides (Roxb.) Lye. Furthermore, these derivatives showed efficacy against hard‐to‐control perennial sedges such as Eleocharis kuroguwai Ohwi. Subsequently, we converted the cyclic sulfonamide derivatives into cyclic amide derivatives, which demonstrated enhanced herbicidal activity. Among these derivatives, d
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20

Zhang, Ying, Shu-Sheng Chen, Kai-Dian Li, and Huan-Ming Huang. "Cyclic Amine Synthesis via Catalytic Radical‐Polar Crossover Cycloadditions." Angewandte Chemie, February 28, 2024. http://dx.doi.org/10.1002/ange.202401671.

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The rapid assembly of valuable cyclic amine architectures in a single step from simple precursors has been recognized as an ideal platform in term of efficiency and sustainability. Although a vast number of studies regarding cyclic amine synthesis has been reported, new synthetic disconnection approaches are still high in demand. Herein, we report a catalytic radical‐polar crossover cycloaddition to cyclic amine synthesis triggered from primary sulfonamide under photoredox condition. This newly developed disconnection, comparable to established synthetic approaches, will allow to construct β,
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21

Zhang, Ying, Shu-Sheng Chen, Kai-Dian Li, and Huan-Ming Huang. "Cyclic Amine Synthesis via Catalytic Radical‐Polar Crossover Cycloadditions." Angewandte Chemie International Edition, February 28, 2024. http://dx.doi.org/10.1002/anie.202401671.

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The rapid assembly of valuable cyclic amine architectures in a single step from simple precursors has been recognized as an ideal platform in term of efficiency and sustainability. Although a vast number of studies regarding cyclic amine synthesis has been reported, new synthetic disconnection approaches are still high in demand. Herein, we report a catalytic radical‐polar crossover cycloaddition to cyclic amine synthesis triggered from primary sulfonamide under photoredox condition. This newly developed disconnection, comparable to established synthetic approaches, will allow to construct β,
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22

Chong, Yie Kie, Yee Swen Ong, and Keng Yoon Yeong. "Unveiling Sultam in Drug Discovery: Spotlight on the Underexplored Scaffold." RSC Medicinal Chemistry, 2024. http://dx.doi.org/10.1039/d3md00653k.

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Decades ago, the application of cyclic sulfonamide (sultam) and its derivatives primarily focused on their antibacterial properties. However, recent years have seen a shift in research attention towards exploring their...
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23

Ganin, Anton S., Mariya M. Sobyanina, and Mikhail Yu Moskalik. "Synthesis of N-Heterocycles and Linear Adducts from Allyl-Containing Substrates and Sulfonamides." Current Organic Chemistry 29 (February 27, 2025). https://doi.org/10.2174/0113852728348072250113115434.

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Abstract: The review describes the oxidative addition of sulfonamides to allylic derivatives. The direction of the sulfonamidation reaction depends on various factors, such as the type of allylic substrate, solvent, oxidant, and the reactivity of the sulfonamide. Intramolecular cyclization of allyl sulfonamides is a simple method for obtaining nitrogen-containing heterocyclic compounds with diverse structures. Reactions between O-allylic substrates and sulfonamides in the presence of oxidizing agents can produce cyclic or linear amino ethers, which are valuable for the synthesis of heterocycli
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24

Wei, Junjie, Yunlong Chai, Jiarun Zhou, et al. "SuFEx Reaction‐Driven Synthesis of New Cyclic Sulfonamide Derivatives With Insecticidal and Fungicidal Bioactivities." Chemistry & Biodiversity, July 26, 2025. https://doi.org/10.1002/cbdv.202501378.

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ABSTRACTA series of cyclic sulfonamides were synthesized through sulfur(VI) fluoride exchange (SuFEx) reactions as potential pesticide candidates. Among the 30 synthesized derivatives, bioassay screening revealed pronounced insecticidal activity against Plutella xylostella, with compound G30 demonstrating optimal efficacy (LC50 = 39.86 mg/L). Furthermore, antifungal evaluation against six plant pathogenic fungi via the mycelial growth rate method identified six compounds (G11, G16, G17, G19, G23, and G25) with exceptional activity against Rhizoctonia solani, exhibiting EC50 values ranging from
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25

Aleksandrenko, Serhii, Alexey V. Dobrydnev, Serhii Zhersh, and Oleksandr O. Grygorenko. "Saturated Heterocyclic Sulfamoyl Fluorides: Building Blocks for the SuFEx Chemistry." European Journal of Organic Chemistry, July 30, 2024. http://dx.doi.org/10.1002/ejoc.202400611.

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A scalable protocol for direct SO2F2‐based fluorosulfonylation of saturated (hetero)cyclic and functionalized amines is reported. The method is cost‐effective and applicable for multigram preparation of structurally diverse compounds, as illustrated by the synthesis of 58 building blocks decorated with common functional groups. A comparison of overall yields of products demonstrates the advantages of the present method over alternative approaches. The obtained functionalized sp3‐enriched sulfamoyl fluorides can be considered a new generation of building blocks for SuFEx (sulfur fluoride exchan
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26

Zaręba, Przemysław, Anna K. Drabczyk, Artur Wnorowski, Edyta Pindelska, Gniewomir Latacz, and Jolanta Jaśkowska. "Eco-friendly methods of synthesis and preliminary biological evaluation of sulfonamide derivatives of cyclic arylguanidines." Ultrasonics Sonochemistry, September 2022, 106165. http://dx.doi.org/10.1016/j.ultsonch.2022.106165.

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27

Moussa, Nathalie, and Hoda Mando. "Novel and Predictive QSAR Model and Molecular Docking: New Natural Sulfonamides of Potential Concern Against SARS-Cov-2." Anti-Infective Agents 21 (July 17, 2023). http://dx.doi.org/10.2174/2211352521666230717115823.

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Background: Since the outbreak of the COVID-19 pandemic in 2019, the world has been racing to develop effective drugs for treating this deadly disease. Although there are now some vaccines that have somewhat alleviated global panic, the lack of approved drugs remains a persistent challenge. Consequently, there is a pressing need to discover new therapeutic molecules. Method: In this study, we explore the application of a quantitative structure−activity relationship (QSAR) model to predict the efficacy of 28 cyclic sulfonamide derivatives against SARS-CoV-2. The model was developed using multip
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28

Achilonu, Chinwendu Faustina, Uchechukwu Christopher Okoro, Matthew Chilaka Achilonu, and Samson Chinekwu Onoyima. "Synthesis of Novel Phenylalanine Carboxamides Derivatives Bearing Sulfonamides Functionality and Their Molecular Docking, In Vitro Antimalarial, and Antioxidant Properties." ChemistrySelect 9, no. 44 (2024). http://dx.doi.org/10.1002/slct.202403267.

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AbstractA new series of phenylalanine‐derived carboxamides with sulfonamide functionality is designed, synthesized, and assessed for their in silico studies, in vitro antimalarial, and antioxidant activities. The interaction of 4‐nitrobenzene sulfonyl chloride with phenylalanine in a basic aqueous solution yielded an intermediate ((4‐nitrophenyl)sulfonyl)phenylalanine. The reaction of various cyclic amines with the intermediate, utilizing phenylboronic acid as the coupling agent, yielded the carboxamides derivatives. The derived‐carboxamides passed in silico test and fulfilled all the allowed
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29

El‐Saghier, Ahmed M., Souhaila S. Enaili, Aly Abdou, Amany M. Hamed, and Asmaa M. Kadry. "An operationally simple, one‐pot, convenient synthesis, and in vitro anti‐inflammatory activity of some new spirotriazolotriazine derivatives." Journal of Heterocyclic Chemistry, November 8, 2023. http://dx.doi.org/10.1002/jhet.4752.

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AbstractThe wide biological actions of triazolotriazine hybrids, benzene‐sulfonamide derivatives, exhibit a good chance of displaying in vitro anti‐inflammatory effects. An operationally simple one‐pot, three‐component, and convenient synthesis method is used toward the synthesis of a series of diverse 2‐(2‐(4‐amino)‐1,3,5‐triazaspiro‐1,4‐dien‐2‐yl) hydrazinyl)‐N‐(4‐sulfamoylphenyl)‐2‐thioxoacetamides, which generated via reaction of 2‐hydrazinyl‐N‐(4‐sulfamoylphenyl)‐2‐thioxoacetamide, cyanoguanidine, and cyclic/acyclic ketones and were characterized by spectral analysis (IR, Nuclear Magnetic
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30

Hu, Xia, Guoting Zhang, Lei Nie, Taige Kong, and Aiwen Lei. "Electrochemical oxidation induced intermolecular aromatic C-H imidation." Nature Communications 10, no. 1 (2019). http://dx.doi.org/10.1038/s41467-019-13524-4.

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AbstractThe dehydrogenative aryl C-H/N-H cross-coupling is a powerful synthetic methodology to install nitrogen functionalities into aromatic compounds. Herein, we report an electrochemical oxidation induced intermolecular cross-coupling between aromatics and sulfonimides with high regioselectivity through N-radical addition pathway under external-oxidant-free and catalyst-free conditions. A wide variety of arenes, heteroarenes, alkenes and sulfonimides are applicable scaffolds in this transformation. In addition, aryl sulfonamides or amines (aniline derivatives) can be obtained through differ
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31

Okwuchukwu, Precious M., and Debasish Bandyopadhyay. "Medicinally Privileged Sultams: Synthesis and Mechanisms of Action." Mini-Reviews in Medicinal Chemistry 20 (July 19, 2020). http://dx.doi.org/10.2174/1389557520666200719015234.

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: To date, more than a thousand research articles have been published detailing various regio-, stereo-, chemo-, and enantioselective specific synthesis of the cyclic sulfonamides (sultams). Although, enormous synthetic efforts were made but bioactivities of sultams have not been widely investigated. Sultams are the sulfur analogs of lactams (cyclic amides) which demonstrated a broad range of medicinal activity and several lactam drugs are commercially available. In contrast, only a few sultam drugs are commercially available while the presence of two oxygens on sulfur in sultam motifs can ser
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32

Bouchez, Laure C., Maris Turks, Srinivas Reddy Dubbaka, et al. "Sulfur Dioxide Mediated One-Pot, Four-Component Synthesis of Polyfunctional Sulfones and Sulfonamides, Including Medium-Ring Cyclic Derivatives." ChemInform 37, no. 12 (2006). http://dx.doi.org/10.1002/chin.200612066.

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