يعرض 1 - 20 نتائج من 802 نتيجة بحث عن '"QUINONE METHIDES"', وقت الاستعلام: 0.61s تنقيح النتائج
  1. 1
    Academic Journal
    Magnesium-Mediated Regioselective Additions of Bromoform to Quinone Methides and Aurone-Derived Azadienes.

    المؤلفون: Kumar, Deepak1 (AUTHOR), Satam, Nishikant1 (AUTHOR), Namboothiri, Irishi N. N.1 (AUTHOR) irishi@iitb.ac.in

    المصدر: Synthesis. Jan2025, Vol. 57 Issue 1, p71-83. 13p.

    مصطلحات موضوعية: *QUINONE methides, *EINSTEIN-Podolsky-Rosen experiment, *BROMOFORM, *ALKENES, *IMINES


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  2. 2
    Academic Journal
    Synthesis of Chiral 3H‐Pyrrolo[1,2‐a]indoles Via Organocatalytic Enantioselective Addition of Alkynyl Biphenyl Quinone Methides.

    المؤلفون: Pan, Sheng1 (AUTHOR), Wang, Xing1 (AUTHOR), Liu, Meiwen2 (AUTHOR), Fang, Fang2 (AUTHOR), Xia, Yan1 (AUTHOR), Li, Pengfei2 (AUTHOR) flyli1980@gmail.com, Li, Wenjun1 (AUTHOR) liwj@qdu.edu.cn

    المصدر: ChemCatChem. 11/11/2024, Vol. 16 Issue 21, p1-7. 7p.

    مصطلحات موضوعية: *PROPARGYL alcohol, *QUINONE methides, *ASYMMETRIC synthesis, *INDOLE compounds, *PHOSPHORIC acid


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  3. 3
    Academic Journal
    2‐Methylene‐1,2‐dihydropyridines (2‐pyNHOs): Highly Nucleophilic Enamines.

    المؤلفون: Behnke, Annika1 (AUTHOR), Eitzinger, Andreas2,3 (AUTHOR), He, Yijie1 (AUTHOR), Antoni, Patrick W.1 (AUTHOR), Ofial, Armin R.2 (AUTHOR) ofial@lmu.de, Hansmann, Max M.1 (AUTHOR) max.hansmann@tu-dortmund.de

    المصدر: European Journal of Organic Chemistry. 10/14/2024, Vol. 27 Issue 39, p1-9. 9p.

    مصطلحات موضوعية: *LINEAR free energy relationship, *QUINONE methides, *POLAR solvents, *CHEMICAL kinetics, *ORGANIC solvents


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  4. 4
    Academic Journal
    I Bind It That Way – Bioorthogonal Unmasking of Pro‐Fluorescent Quinone Methides.

    المؤلفون: Kern, Dóra1,2 (AUTHOR), Lövei, Allegra1 (AUTHOR), Kele, Péter1 (AUTHOR) kele.peter@ttk.hu, Kormos, Attila1 (AUTHOR) kormos.attila@ttk.hu

    المصدر: European Journal of Organic Chemistry. 9/9/2024, Vol. 27 Issue 34, p1-7. 7p.

    مصطلحات موضوعية: *QUINONE methides, *TETRAZINE, *NUCLEOPHILES, *ELECTROPHILES, *FLUORESCENCE


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  5. 5
    Academic Journal
    Organocatalytic Enantioselective 1,12‐Addition of Alkynyl Biphenyl Quinone Methides Formed In Situ.

    المؤلفون: Wang, Xing1 (AUTHOR), Shen, Boming2 (AUTHOR), Liu, Meiwen2 (AUTHOR), Wang, Ziyang1 (AUTHOR), Liu, Chang2 (AUTHOR), Li, Pengfei2 (AUTHOR) lipf@sustech.edu.cn, Yu, Peiyuan2 (AUTHOR) flyli1980@gmail.com, Li, Wenjun1 (AUTHOR) liwj@qdu.edu.cn

    المصدر: Angewandte Chemie. Jul2024, Vol. 136 Issue 29, p1-9. 9p.

    مصطلحات موضوعية: *QUINONE methides, *DIPHENYL, *PROPARGYL alcohol, *DENSITY functional theory, *PHOSPHORIC acid, *CARBONYL compounds, *ALLENE


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  6. 6
    Academic Journal
    Influence of pH on the Formation of Benzyl Ester Bonds Between Dehydrogenation Polymers and Konjac Glucomannan.

    المؤلفون: Wang, Peng, Zhang, Xu, Le, Xi, Chen, Junjun, Zhang, Guangyan, An, Junjian, Feng, Nianjie, Xie, Junxian

    المصدر: Molecules; Nov2024, Vol. 29 Issue 21, p5166, 8p

    مصطلحات موضوعية: KONJAK, NUCLEAR magnetic resonance, QUINONE methides, ADDITION reactions, QUANTUM coherence

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  7. 7
    Academic Journal
    In Situ Generation and High Bioresistance of Trityl‐based Semiquinone Methide Radicals Under Anaerobic Conditions in Cellular Systems.

    المؤلفون: Li, Shuai, Deng, Peng, Chang, Qi, Feng, Meirong, Shang, Yixuan, Song, Yuguang, Liu, Yangping

    المصدر: Chemistry - A European Journal; 9/2/2024, Vol. 30 Issue 49, p1-10, 10p

    مصطلحات موضوعية: ELECTRON paramagnetic resonance, POLARIZATION (Nuclear physics), NUCLEAR spectroscopy, RADICALS (Chemistry), QUINONE methides, SPIN labels


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  8. 8
    Academic Journal
    Leveraging the Persistent Radical Effect in the Synthesis of trans‐2,3‐Diaryl Dihydrobenzofurans.

    المؤلفون: Roldan, Bec J.1 (AUTHOR), Hammerstad, Travis A.1 (AUTHOR), Galliher, Matthew S.1 (AUTHOR), Keylor, Mitchell H.1 (AUTHOR), Pratt, Derek A.2 (AUTHOR) dpratt@uottawa.ca, Stephenson, Corey R. J.1 (AUTHOR) crjsteph@umich.edu

    المصدر: Angewandte Chemie. 8/21/2023, Vol. 135 Issue 34, p1-8. 8p.

    مصطلحات موضوعية: *RADICALS (Chemistry), *QUINONE methides, *FUNCTIONAL groups, *RESVERATROL, *QUINONE, *NATURAL products


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  9. 9
    Academic Journal
    Diastereodivergent formal [4 + 1] cycloaddition of azoalkenes as one-carbon synthons.

    المؤلفون: Chun-Yan Guan1, Tian-Jiao Han1, Shi-Kun Jia1, Yuan-Zhao Hua1, Guang-Jian Mei1 meigj@zzu.edu.cn

    المصدر: Green Synthesis & Catalysis. Aug2023, Vol. 4 Issue 3, p258-262. 5p.

    مصطلحات موضوعية: *QUINONE, *QUINONE methides, *CATALYSIS, *METAL catalysts, *BOND formation mechanism

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  10. 10
    Academic Journal
    Brønsted acid-mediated tandem cyclization of triarylphosphines and in situ generated ortho-alkynyl quinone methides: access to heterocyclic quaternary phosphonium salts.

    المؤلفون: Fan, Ya-Xin1 (AUTHOR), Huang, Hong-Li1 (AUTHOR), Su, Qing-Qiang1 (AUTHOR), Lv, Yong-Zheng1 (AUTHOR), Li, Shan1 (AUTHOR), Ma, Yan-Hua1 (AUTHOR), Mao, Yan-Xin1 (AUTHOR), Ma, Chun-Lin1 (AUTHOR) macl@lcu.edu.cn, Du, Ji-Yuan1 (AUTHOR) dujy2015@163.com

    المصدر: Chemical Communications. 3/21/2023, Vol. 59 Issue 23, p3463-3466. 4p.

    مصطلحات موضوعية: *PHOSPHONIUM compounds, *QUINONE methides, *ORGANIC synthesis, *RING formation (Chemistry), *CHEMICAL synthesis, *ORGANIC compounds


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  11. 11
    Academic Journal
    Anti-inflammatory effects of para-quinone methide derivatives on ulcerative colitis

    المؤلفون: Yue Qiu, Xin Li, Xu Zhang, Xiaotong Wang, Xuekun Wang, Jie Yang, Guoyun Liu

    المصدر: Frontiers in Pharmacology, Vol 15 (2024)

    مصطلحات موضوعية: anti-inflammatory, ulcerative colitis, para-quinone methides, oxidative stress, apoptosis, Therapeutics. Pharmacology, RM1-950

    وصف الملف: electronic resource

    Relation: https://www.frontiersin.org/articles/10.3389/fphar.2024.1474678/full; https://doaj.org/toc/1663-9812

    URL الوصول: https://doaj.org/article/47f386b327044e26ab45954121a3bdbd

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  12. 12
    Academic Journal
    Synthesis of Naturally Racemic Marilines B & C through Multicomponent Reactions Involving ortho -Quinone Methides and Various Nitrogen Nucleophiles

    المؤلفون: Wong, Yuk Fai, Pettus, Thomas RR

    مصطلحات موضوعية: ortho-quinone methides, marilines, imines, dihydrooxazoles, anilines, isoindolin-1-ones, phthalimidines, salicylaldehydes, Analytical Chemistry, Organic Chemistry

    وصف الملف: application/pdf

    URL الوصول: https://escholarship.org/uc/item/1z65h94m

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  13. 13
    Academic Journal
    Reactivity of quinone methides with carbenes generated from α-diazocarbonyl compounds and related compounds.

    المؤلفون: Happy, Sharma1 (AUTHOR), Junaid, Mohammad1 (AUTHOR), Yadagiri, Dongari1 (AUTHOR) yadagiri.dongari@cy.iitr.ac.in

    المصدر: Chemical Communications. 1/4/2023, Vol. 59 Issue 1, p29-42. 14p.

    مصطلحات موضوعية: *QUINONE methides, *BIOACTIVE compounds, *QUINONE, *CARBENES, *METAL catalysts, *BIOSYNTHESIS


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  14. 14
    Academic Journal
    Influence of pH on the Formation of Benzyl Ester Bonds Between Dehydrogenation Polymers and Konjac Glucomannan

    المؤلفون: Peng Wang, Xu Zhang, Xi Le, Junjun Chen, Guangyan Zhang, Junjian An, Nianjie Feng, Junxian Xie

    المصدر: Molecules, Vol 29, Iss 21, p 5166 (2024)

    مصطلحات موضوعية: dehydrogenation polymer, konjac glucomannan, quinone methides, benzyl ester bond, Organic chemistry, QD241-441

    وصف الملف: electronic resource

    Relation: https://www.mdpi.com/1420-3049/29/21/5166; https://doaj.org/toc/1420-3049

    URL الوصول: https://doaj.org/article/1fe8178093894c1d9c27351354a23d1a

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  15. 15
    Academic Journal
    Reactivity vs. selectivity of quinone methides: synthesis of pharmaceutically important molecules, toxicity and biological applications.

    المؤلفون: Ali, Kasim1,2 (AUTHOR), Mishra, Prajjval1 (AUTHOR), Kumar, Awnish1 (AUTHOR), Reddy, Damodara N1,2 (AUTHOR), Chowdhury, Sushobhan1 (AUTHOR), Panda, Gautam1,2 (AUTHOR) gautam_panda@cdri.res.in

    المصدر: Chemical Communications. 5/25/2022, Vol. 58 Issue 42, p6160-6175. 16p.

    مصطلحات موضوعية: *QUINONE methides, *CHEMICAL systems, *BIOLOGICAL systems, *MOLECULES, *AROMATIZATION


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  16. 16
    Academic Journal
    Copper-Catalyzed Benzothiazolyldifluoroalkylation of Arylidenemalonitriles or para-Quinone Methides

    المؤلفون: Jilin Xiao, Ying Cai, Rongfu Xu, Fumin Liao, Jinbiao Liu

    المصدر: Catalysts ; Volume 14 ; Issue 11 ; Pages: 777

    مصطلحات موضوعية: copper catalysis, difluoroalkylation, arylidenemalonitriles, para -quinone methides

    وصف الملف: application/pdf

    Relation: Catalysis in Organic and Polymer Chemistry; https://dx.doi.org/10.3390/catal14110777

    الاتاحة: https://doi.org/10.3390/catal14110777

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  17. 17
    Academic Journal
    Catalytic Asymmetric Dearomatization of 2,3-Disubstituted Indoles by a [4 + 2] Cycloaddition Reaction with In Situ Generated Vinylidene ortho -Quinone Methides: Access to Polycyclic Fused Indolines

    المؤلفون: Amit Shikari, Chandrakanta Parida, Subhas Chandra Pan

    مصطلحات موضوعية: Biophysics, Genetics, Biotechnology, Developmental Biology, Plant Biology, Virology, Environmental Sciences not elsewhere classified, Biological Sciences not elsewhere classified, Chemical Sciences not elsewhere classified, situ generated vinylidene, >- quinone methides, >- quinone methide, polycyclic fused indolines, catalytic asymmetric dearomatization, enantioselective dearomatization, wide range, readily prepared, polycyclic 2, ortho <, organocatalytic intermolecular, high yields, excellent diastereo, disubstituted indoles, cycloaddition reaction

    Relation: https://figshare.com/articles/journal_contribution/Catalytic_Asymmetric_Dearomatization_of_2_3-Disubstituted_Indoles_by_a_4_2_Cycloaddition_Reaction_with_In_Situ_Generated_Vinylidene_i_ortho_i_-Quinone_Methides_Access_to_Polycyclic_Fused_Indolines/25421001

    الاتاحة: https://doi.org/10.1021/acs.orglett.4c00557.s001

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  18. 18
    Academic Journal
    Phosphine-Catalyzed γ′-Carbon 1,6-Conjugate Addition of α-Succinimide Substituted Allenoates with Para -Quinone Methides: Synthesis of 4-Diarylmethylated 3,4-Disubstituted Maleimides

    المؤلفون: Zhenzhen Gao, Xiaoming Zhou, Dandan Liu, Baoshen Nie, Hanchong Lu, Xiaotong Chen, Jiahui Wu, Lei Li, Xuekun Wang

    المصدر: Molecules, Vol 29, Iss 11, p 2593 (2024)

    مصطلحات موضوعية: phosphine-catalyzed, allenoates, 1,6-conjugate addition, para -quinone methides, Organic chemistry, QD241-441

    Relation: https://www.mdpi.com/1420-3049/29/11/2593; https://doaj.org/toc/1420-3049; https://doaj.org/article/51ea62abd5754de7b993e00eca45a66c

    الاتاحة: https://doi.org/10.3390/molecules29112593
    https://doaj.org/article/51ea62abd5754de7b993e00eca45a66c

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  19. 19
    Academic Journal
    Dipeptides Containing Pyrene and Modified Photochemically Reactive Tyrosine: Noncovalent and Covalent Binding to Polynucleotides.

    المؤلفون: Sviben, Igor, Glavaš, Mladena, Erben, Antonija, Bachelart, Thomas, Pavlović Saftić, Dijana, Piantanida, Ivo, Basarić, Nikola

    المصدر: Molecules; Nov2023, Vol. 28 Issue 22, p7533, 16p

    مصطلحات موضوعية: NUCLEIC acids, EXCIMERS, DIPEPTIDES, SMALL molecules, PYRENE, QUINONE methides, TYROSINE

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  20. 20
    Academic Journal
    Chiral Lewis Base‐Catalysed Asymmetric Syntheses of Benzo‐fused ϵ‐Lactones.

    المؤلفون: Stockhammer, Lotte, Radetzky, Maximilian, Khatoon, Syeda Sadia, Bechmann, Matthias, Waser, Mario

    المصدر: European Journal of Organic Chemistry; 10/16/2023, Vol. 26 Issue 39, p1-6, 6p

    مصطلحات موضوعية: ASYMMETRIC synthesis, ARYL esters, LEWIS bases, BASE catalysts, QUINONE methides, THIOUREA


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