Journal articles on the topic 'Photo-cyclization'
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Zhao, Lishuang, Hongyue Zhang, Jianing Cui, Meiqi Zhao, Zhiqiang Wang, Qunfeng Yue, and Yingxue Jin. "Photo-induced synthesis and in vitro antitumor activity of Fenestin A analogs." New Journal of Chemistry 41, no. 23 (2017): 14044–48. http://dx.doi.org/10.1039/c7nj03363j.
Full textYao, Zhuojun, Xueting Wu, Xiaocui Zhang, Qin Xiong, Shichao Jiang, and Zhipeng Yu. "Synthesis and evaluation of photo-activatable β-diarylsydnone-l-alanines for fluorogenic photo-click cyclization of peptides." Organic & Biomolecular Chemistry 17, no. 28 (2019): 6777–81. http://dx.doi.org/10.1039/c9ob00898e.
Full textRajeshkumar, Venkatachalam, and Mihaiela C. Stuparu. "A photochemical approach to aromatic extension of the corannulene nucleus." Chemical Communications 52, no. 64 (2016): 9957–60. http://dx.doi.org/10.1039/c6cc04910a.
Full textConnor, Dennis A., Donald R. Arnold, Pradip K. Bakshi, and T. Stanley Cameron. "Photochemical nucleophile–olefin combination, aromatic substitution (photo-NOCAS) reaction. Part 9: methanol-2,6-dimethyl-1,6-heptadiene, and 1,4-dicyanobenzene." Canadian Journal of Chemistry 73, no. 6 (June 1, 1995): 762–71. http://dx.doi.org/10.1139/v95-096.
Full textChen, Ling, Yu-Ming Cui, Zheng Xu, Jian Cao, Zhan-Jiang Zheng, and Li-Wen Xu. "An efficient approach toward formation of polycyclic coumarin derivatives via carbocation-initiated [4+2] cycloaddition and atom-economical photo-irradiated cyclization." Chemical Communications 52, no. 74 (2016): 11131–34. http://dx.doi.org/10.1039/c6cc05698a.
Full textKim, Kyung-su, You Kyoung Chung, Hyunwoo Kim, Chae Yeon Ha, Joonsuk Huh, and Changsik Song. "Additive-free photo-mediated oxidative cyclization of pyridinium acylhydrazones to 1,3,4-oxadiazoles: solid-state conversion in a microporous organic polymer and supramolecular energy-level engineering." RSC Advances 11, no. 4 (2021): 1969–75. http://dx.doi.org/10.1039/d0ra09581h.
Full textMizutsu, Ryo, Ryosuke Asato, Colin J. Martin, Mihoko Yamada, Yoshiko Nishikawa, Shohei Katao, Miku Yamada, Takuya Nakashima, and Tsuyoshi Kawai. "Photo-Lewis Acid Generator Based on Radical-Free 6π Photo-Cyclization Reaction." Journal of the American Chemical Society 141, no. 51 (December 8, 2019): 20043–47. http://dx.doi.org/10.1021/jacs.9b11821.
Full textArnold, Donald R., Kimberly A. McManus, and Xinyao Du. "Photochemical nucleophile–olefin combination, aromatic substitution (photo-NOCAS) reaction. Part 6: methanol, nonconjugated dienes, and 1,4-dicyanobenzene." Canadian Journal of Chemistry 72, no. 2 (February 1, 1994): 415–29. http://dx.doi.org/10.1139/v94-063.
Full textZhou, Zhao-Zhao, Jia-Hui Zhao, Xue-Ya Gou, Xi-Meng Chen, and Yong-Min Liang. "Visible-light-mediated hydrodehalogenation and Br/D exchange of inactivated aryl and alkyl halides with a palladium complex." Organic Chemistry Frontiers 6, no. 10 (2019): 1649–54. http://dx.doi.org/10.1039/c9qo00240e.
Full textSun, Bin, Rongcheng Shi, Kesheng Zhang, Xiaoli Tang, Xiayue Shi, Jiayun Xu, Jin Yang, and Can Jin. "Photoinduced homolytic decarboxylative acylation/cyclization of unactivated alkenes with α-keto acid under external oxidant and photocatalyst free conditions: access to quinazolinone derivatives." Chemical Communications 57, no. 49 (2021): 6050–53. http://dx.doi.org/10.1039/d1cc02415a.
Full textAbou-Elzahab, Μ. Μ., S. Ν. Ayyad, and Μ. T. Zimaity. "Ring Expansion of Carbocyclic β-Keto-ester with Acetylenic Esters." Zeitschrift für Naturforschung B 41, no. 3 (March 1, 1986): 363–66. http://dx.doi.org/10.1515/znb-1986-0312.
Full textAn, Yuanyuan, Yunyan Kuang, and Jie Wu. "Synthesis of trifluoromethylated 3,4-dihydroquinolin-2(1H)-ones via a photo-induced radical cyclization of benzene-tethered 1,7-enynes with Togni reagent." Organic Chemistry Frontiers 3, no. 8 (2016): 994–98. http://dx.doi.org/10.1039/c6qo00267f.
Full textWei, Wen-hao, Takenori Tomohiro, Masato Kodaka, and Hiroaki Okuno. "Photo-regulated cyclization reactions of tetraazamacrocycles with azobenzene derivatives †." Journal of the Chemical Society, Perkin Transactions 1, no. 23 (1999): 3397–98. http://dx.doi.org/10.1039/a907030c.
Full textFouad, Farid S., Curtis F. Crasto, Yiqing Lin, and Graham B. Jones. "Photoactivated enediynes: targeted chimeras which undergo photo-Bergman cyclization." Tetrahedron Letters 45, no. 41 (October 2004): 7753–56. http://dx.doi.org/10.1016/j.tetlet.2004.08.130.
Full textLiu, Zhong-Li, Wei Yu, Qiang Liu, Bing Han, Wei Zhang, and Li Yang. "Photo-Induced Radical Cyclization of Aromatic Halides with Sodium Borohydride." Synlett, no. 14 (2005): 2248–50. http://dx.doi.org/10.1055/s-2005-872243.
Full textEvenzahav, Ariella, and Nicholas J. Turro. "Photochemical Rearrangement of Enediynes: Is a “Photo-Bergman” Cyclization a Possibility?" Journal of the American Chemical Society 120, no. 8 (March 1998): 1835–41. http://dx.doi.org/10.1021/ja9722943.
Full textWei, Wen-hao, Takenori Tomohiro, Masato Kodaka, and Hiroaki Okuno. "ChemInform Abstract: Photo-Regulated Cyclization Reactions of Tetraazamacrocycles with Azobenzene Derivatives." ChemInform 31, no. 19 (June 8, 2010): no. http://dx.doi.org/10.1002/chin.200019141.
Full textBuchner, Magnus R., Bernhard Wahl, and Klaus Ruhland. "Intramolecular photo-cyclization and consecutive rearrangement reactions of diazo-functionalized olefin-esters." Journal of Photochemistry and Photobiology A: Chemistry 252 (January 2013): 183–93. http://dx.doi.org/10.1016/j.jphotochem.2012.12.005.
Full textYamaguchi, Eiji, Yusuke Sudo, Norihiro Tada, and Akichika Itoh. "Rare Metal-Free Photo-Aerobic Intramolecular Dehydrogenative Cyclization Reaction towards Polycyclic Heteroarenes." Advanced Synthesis & Catalysis 358, no. 20 (September 12, 2016): 3191–95. http://dx.doi.org/10.1002/adsc.201600291.
Full textOremus, Vladimír, Lubor Fišera, Hans-Joachim Timpe, and Ute Lammel. "An unusually selective photo-induced rearrangement of 4-alkoxycarbonyl-5-formyl-2,3-dihydro-6H-1,3-oxazines. A new route to preparation of condensed lactones." Collection of Czechoslovak Chemical Communications 53, no. 12 (1988): 3171–78. http://dx.doi.org/10.1135/cccc19883171.
Full textYang, Qian, Rui Wang, Jie Han, Chenchen Li, Tao Wang, Yong Liang, and Zunting Zhang. "Photo-induced tandem cyclization of 3-iodoflavones with electron rich five-membered heteroarenes." RSC Advances 7, no. 68 (2017): 43206–11. http://dx.doi.org/10.1039/c7ra07793a.
Full textLeitich, Johannes, Ingeborg Heise, Stephan Werner, Carl Krürger, and Kurt Schaffner. "The photo-Nazarov cyclization of 1-cyclohexenyl phenyl ketone revisited. Observation of intermediates." Journal of Photochemistry and Photobiology A: Chemistry 57, no. 1-3 (April 1991): 127–51. http://dx.doi.org/10.1016/1010-6030(91)85011-5.
Full textZhu, Benchuan, Guannan Qian, Yuli Xiao, Sheng Deng, Meng Wang, and Aiguo Hu. "A convergence of photo-bergman cyclization and intramolecular chain collapse towards polymeric nanoparticles." Journal of Polymer Science Part A: Polymer Chemistry 49, no. 24 (October 6, 2011): 5330–38. http://dx.doi.org/10.1002/pola.25013.
Full textArnold, Donald R., Dennis A. Connor, Kimberly A. McManus, Pradip K. Bakshi, and T. Stanley Cameron. "The photochemical nucleophile–olefin combination, aromatic substitution (photo-NOCAS) reaction. Part 11: Involving (R)-(+)-α-terpineol and (R)-(+)-limonene, substituting on 1,4-dicyanobenzene." Canadian Journal of Chemistry 74, no. 4 (April 1, 1996): 602–12. http://dx.doi.org/10.1139/v96-064.
Full textBöcker, Jana K., Wolfgang Dörner, and Henning D. Mootz. "Rational design of an improved photo-activatable intein for the production of head-to-tail cyclized peptides." Biological Chemistry 400, no. 3 (February 25, 2019): 417–27. http://dx.doi.org/10.1515/hsz-2018-0367.
Full textHasegawa, Eietsu, Kazuma Mori, Shiori Tsuji, Kazuki Nemoto, Taku Ohta, and Hajime Iwamoto. "Visible Light-Promoted Metal-Free Reduction of Organohalides by 2-Naphthyl or 2-Hydroxynaphthyl-Substituted 1,3-Dimethylbenzimidazolines." Australian Journal of Chemistry 68, no. 11 (2015): 1648. http://dx.doi.org/10.1071/ch15396.
Full textArnold, Donald R., and Kimberly A. McManus. "Photochemical nucleophile-olefin combination, aromatic substitution (photo-NOCAS) reaction: methanol, beta-myrcene, and 1,4-dicyanobenzene. Intramolecular cyclization of an ene-diene radical cation." Canadian Journal of Chemistry 76, no. 9 (September 1, 1998): 1238–48. http://dx.doi.org/10.1139/v98-156.
Full textMcManus, Kimberly A., and Donald R. Arnold. "The photochemical nucleophile–olefin combination, aromatic substitution (photo-NOCAS) reaction. Part 10: intramolecular reactions involving alk-4-enols and 1,4-dicyanobenzene." Canadian Journal of Chemistry 73, no. 12 (December 1, 1995): 2158–69. http://dx.doi.org/10.1139/v95-268.
Full textMattioli, Roberto, Daniel Di Risola, Rodolfo Federico, Alessia Ciogli, Francesco Gasparrini, Claudio Villani, Mario Fontana, et al. "Effect of Natural Deep Eutectic Solvents on trans-Resveratrol Photo-Chemical Induced Isomerization and 2,4,6-Trihydroxyphenanthrene Electro-Cyclic Formation." Molecules 27, no. 7 (April 6, 2022): 2348. http://dx.doi.org/10.3390/molecules27072348.
Full textRen, Miaofeng, Xiaoyang Yan, Xiaojing Lai, Jin-Biao Liu, Hongwei Zhou, and Guanyinsheng Qiu. "Nitrenium ion-based ipso-addition and ortho-cyclization of arenes under photo and iron dual-catalysis." Molecular Catalysis 528 (August 2022): 112413. http://dx.doi.org/10.1016/j.mcat.2022.112413.
Full textIn-Seop-Cho, Chao-Pin Lee, and Patrick S. Mariano. "Stereochemical aspects of photo-set induced diradical cyclization reactions as part of isoquinoline alkaloid synthetic strategies." Tetrahedron Letters 30, no. 7 (January 1989): 799–802. http://dx.doi.org/10.1016/s0040-4039(01)80617-1.
Full textWarzecha, K. D., X. Xing, and M. Demuth. "Cyclization of terpenoid polyalkenes via photo-induced electron transferversatile single-step syntheses of mono- and polycycles." Pure and Applied Chemistry 69, no. 1 (January 1, 1997): 109–12. http://dx.doi.org/10.1351/pac199769010109.
Full textMoormann, Widukind, Daniel Langbehn, and Rainer Herges. "Synthesis of functionalized diazocines for application as building blocks in photo- and mechanoresponsive materials." Beilstein Journal of Organic Chemistry 15 (March 20, 2019): 727–32. http://dx.doi.org/10.3762/bjoc.15.68.
Full textSingh, Ravinder, Hsin-Yen Wu, Atul Kumar Dwivedi, Ashutosh Singh, Chien-Min Lin, Putikam Raghunath, Ming-Chang Lin, Tung-Kung Wu, Kung-Hwa Wei, and Hong-Cheu Lin. "Monomeric and aggregation emissions of tetraphenylethene in a photo-switchable polymer controlled by cyclization of diarylethene and solvent conditions." Journal of Materials Chemistry C 5, no. 38 (2017): 9952–62. http://dx.doi.org/10.1039/c7tc03071a.
Full textHe, Shang Hua, Gang Liu, and Shi Qiang Cui. "Study on Photochromic Materials with a Novel Photochromic Diarylethene use for Polarization Holographic Recording." Advanced Materials Research 763 (September 2013): 61–64. http://dx.doi.org/10.4028/www.scientific.net/amr.763.61.
Full textMigliorini, M. G., P. Galvan, G. Sbrana, G. P. Donzelli, and C. Vecchi. "Bilirubin photoconversion induced by monochromatic laser radiation. Comparison between aerobic and anaerobic experiments in vitro." Biochemical Journal 256, no. 3 (December 15, 1988): 841–46. http://dx.doi.org/10.1042/bj2560841.
Full textZou, Long, Lei Wang, Li Sun, Xiaofei Xie, and Pinhua Li. "Photo-driven haloazidation cyclization of 1,5-enynes having cyano groups with TMSN3 and NIS/NCS/NBS under metal-free conditions." Chemical Communications 56, no. 57 (2020): 7933–36. http://dx.doi.org/10.1039/d0cc02471f.
Full textGrondin, Joseph, Christian Aupetit, Jean-Marc Vincent, and Thierry Tassaing. "Cyclic Carbonates through the Photo-Induced Carboxylative Cyclization of Allylic Alcohol with CO2: A Comprehensive Kinetic Study of the Reaction Mechanism by In Situ ATR-IR Spectroscopy." Catalysts 13, no. 6 (May 26, 2023): 939. http://dx.doi.org/10.3390/catal13060939.
Full textHuang, Michael H. "(Invited) Semiconductor Facet Effects Toward Photocatalysis." ECS Meeting Abstracts MA2024-01, no. 13 (August 9, 2024): 1078. http://dx.doi.org/10.1149/ma2024-01131078mtgabs.
Full textSun, Bin, Hao Ding, Hai‐Xia Tian, Pan‐Yi Huang, Can Jin, Chun‐Lei Wu, and Run‐Pu Shen. "Photo‐Triggered Self‐Induced Homolytic Dechlorinative Sulfonylation/Cyclization of Unactivated Alkenes: Synthesis of Quinazolinones Containing a Sulfonyl Group." Advanced Synthesis & Catalysis 364, no. 4 (December 16, 2021): 766–72. http://dx.doi.org/10.1002/adsc.202101141.
Full textCampos, Pedro J., Míriam Caro, and Miguel A. Rodríguez. "Role of the electron-donating methoxy group on the photo-induced cyclization of 2-azadienes: a mechanistic study." Tetrahedron 69, no. 37 (September 2013): 7950–55. http://dx.doi.org/10.1016/j.tet.2013.07.015.
Full textKeshari, Twinkle, Vishnu P. Srivastava, and Lal Dhar S. Yadav. "Visible-light-initiated photo-oxidative cyclization of phenolic amidines using CBr4 – A metal free approach to 2-aminobenzoxazoles." RSC Advances 4, no. 11 (2014): 5815. http://dx.doi.org/10.1039/c3ra46314a.
Full textLeitich, Johannes, Ingeborg Heise, Jürgen Rust, and Kurt Schaffner. "The Photo-Nazarov Cyclization of 1-Cyclohexenyl(phenyl)methanone Revisited − Trapping of the 2-Oxyallyl Intermediates by Olefins." European Journal of Organic Chemistry 2001, no. 14 (July 2001): 2719–26. http://dx.doi.org/10.1002/1099-0690(200107)2001:14<2719::aid-ejoc2719>3.0.co;2-z.
Full textNagasaka, Tatsuhiro, Hikaru Sotome, Soichiro Morikawa, Lucas Martinez Uriarte, Michel Sliwa, Tsuyoshi Kawai, and Hiroshi Miyasaka. "Restriction of the conrotatory motion in photo-induced 6π electrocyclic reaction: formation of the excited state of the closed-ring isomer in the cyclization." RSC Advances 10, no. 34 (2020): 20038–45. http://dx.doi.org/10.1039/d0ra03523h.
Full textYang, Chen, Faisal Mehmood, Tsz Lung Lam, Sharon Lai-Fung Chan, Yuan Wu, Chi-Shun Yeung, Xiangguo Guan, et al. "Stable luminescent iridium(iii) complexes with bis(N-heterocyclic carbene) ligands: photo-stability, excited state properties, visible-light-driven radical cyclization and CO2 reduction, and cellular imaging." Chemical Science 7, no. 5 (2016): 3123–36. http://dx.doi.org/10.1039/c5sc04458h.
Full textPolukhtine, Andrei, Grigori Karpov, Dinesh R. Pandithavidana, Alexander Kuzmin, and Vladimir V. Popik. "Photochemical Triggering of the Bergman and Myers - Saito Cyclizations." Australian Journal of Chemistry 63, no. 7 (2010): 1099. http://dx.doi.org/10.1071/ch10185.
Full textKeshari, Twinkle, Vishnu P. Srivastava, and Lal Dhar S. Yadav. "ChemInform Abstract: Visible-Light-Initiated Photo-Oxidative Cyclization of Phenolic Amidines Using CBr4- A Metal Free Approach to 2-Aminobenzoxazoles." ChemInform 45, no. 40 (September 18, 2014): no. http://dx.doi.org/10.1002/chin.201440144.
Full textWonanke, A. D. Dinga, and Deborah L. Crittenden. "Beyond the Woodward-Hoffman Rules: What Controls Reactivity in Eliminative Aromatic Ring-Forming Reactions?" Australian Journal of Chemistry 71, no. 4 (2018): 249. http://dx.doi.org/10.1071/ch17564.
Full textРязанцева, Тетяна. "MEMORY AND TIME IN OLES ILCHENKO’S PHOTOPOETRY." Слово і Час, no. 3 (June 30, 2024): 19–35. http://dx.doi.org/10.33608/0236-1477.2024.03.19-35.
Full textZhang, Yunxiao, Jiaxin Wang, Youyuan Guo, Shanshan Liu, and Xiao Shen. "Carbonyl Olefin Metathesis and Dehydrogenative Cyclization of Aromatic Ketones and gem‐Difluoroalkenes." Angewandte Chemie, December 8, 2023. http://dx.doi.org/10.1002/ange.202315269.
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