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1. Synthesis and spectral comparison of electronic and molecular properties of some hydrazines and hydrazyl free radicals (20-11119MP)
Bianca Patrascu, Cecilia Lete, Codruta Popescu, Mihaela Matache, Anca Paun, Augustin Madalan and Petre Ionitaa
DOI: https://doi.org/10.24820/ark.5550190.p011.119
Full Text: PDF (1,260K)
Supplementary Material: PDF (587K)
pp. 1 - 10
received Dec 5 2019; accepted Feb 10 2020; published Feb 26 2020;
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2. Desymmetrizing Hantzsch pyridines via promoter-free benzylic C-H functionalization (20-11115YP)
Yong-Qing Yang, Zheng Lu, Jinming Chen and Ximing Xu
DOI: https://doi.org/10.24820/ark.5550190.p011.115
Full Text: PDF (940K)
Supplementary Material: PDF (2,818K)
pp. 11 - 20
received Nov 21 2019; accepted Feb 12 2020; published Feb 28 2020;
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3. Chiral thiourea derivatives as organocatalyts in the enantioselective Morita-Baylis-Hillman reactions (20-11072YP)
A. Ebru Aydin
DOI: https://doi.org/10.24820/ark.5550190.p011.072
Full Text: PDF (1,027K)
pp. 21 - 38
received Sep 26 2019; accepted Feb 29 2020; published Mar 21 2020;
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4. Metal-free coupling/isomerization reaction of isocyanide and cyclic 1,3-dione: a selective Csp3-H functionalization strategy for C-C bond formation (20-11114OP)
Hui Jiang, Yefei Li, Mingming Sun, Jun Yao and Jian Li
DOI: https://doi.org/10.24820/ark.5550190.p011.114
Full Text: PDF (1,232K)
Supplementary Material: PDF (2,765K)
pp. 39 - 51
received Nov 20 2019; accepted Feb 27 2020; published Mar 22 2020;
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5. An efficient synthesis of Nepetoidin B (20-11120JP)
Ming Yao, Jingjing Zhang, Sen Yang and Hangxing Xiong
DOI: https://doi.org/10.24820/ark.5550190.p011.120
Full Text: PDF (591K)
Supplementary Material: PDF (1,565K)
pp. 52 - 59
received Dec 5 2019; accepted Jan 19 2020; published Mar 25 2020;
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6. Synthesis of novel dicyclohexeno-crown ethers with strategically incorporated double bonds for further functionalization (20-11178MP)
Carim van Beek, Vincent J. Catalano and Vyacheslav V. Samoshin
DOI: https://doi.org/10.24820/ark.5550190.p011.178
Full Text: PDF (796K)
pp. 60 - 65
received Feb 13 2020; accepted Mar 6 2020; published Mar 29 2020;
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7. A practical synthesis of (3-(phenanthren-9-yl)-4,5-dihydroisoxazol-5-yl)methyl (tert-butoxycarbonyl)-L-alaninate (20-11160MP)
Francesco Distante, Simona Collina and Paolo Quadrelli
DOI: https://doi.org/10.24820/ark.5550190.p011.160
Full Text: PDF (1,019K)
Supplementary Material: PDF (835K)
pp. 66 - 72
received Jan 24 2020; accepted Mar 24 2020; published Apr 3 2020;
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8. DEAE-cellulose-catalyzed synthesis of 5-hydroxy-isoxazolidines and their synthetic uses towards nucleoside analogues (20-11159ZP)
Karzan K. Aljaf, Ahmed Anwar Amin, Faiq H. S. Hussain and Paolo Quadrelli
DOI: https://doi.org/10.24820/ark.5550190.p011.159
Full Text: PDF (1,027K)
Supplementary Material: PDF (4,410K)
pp. 73 - 83
received Jan 24 2020; accepted Mar 30 2020; published Apr 3 2020;
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9. Green and efficient synthesis of new pyrido[2,3-d]pyrimidine derivatives using Pd/SBA-15 as a nanocatalyst (20-11140MP)
Aseyeh Ghaedi, Ghasem Rezanejade Bardajee, Akram Sadat Delbari and Shohreh Hekmat
DOI: https://doi.org/10.24820/ark.5550190.p011.140
Full Text: PDF (1,129K)
Supplementary Material: PDF (1,105K)
pp. 84 - 93
received Dec 24 2019; accepted Mar 29 2020; published Apr 28 2020;
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10. Synthesis of novel NHC–Rh complexes with anti-tumor activity against MCF-7 human breast cancer cells (20-11129IP)
Xiong Zhao, Lu Shi, Weiping He, Fan Yang and Jie Li
DOI: https://doi.org/10.24820/ark.5550190.p011.129
Full Text: PDF (894K)
Supplementary Material: PDF (1,071K)
pp. 94 - 104
received Dec 15 2019; accepted Apr 27 2020; published Apr 29 2020;
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11. The synthesis and characterization of N-tosyl halodihydroconduramines from corresponding mono-epoxy derivative (20-11090OP)
Namudar İzzet Kurbanoğlu, Arif Baran and Sümeyye Çöl
DOI: https://doi.org/10.24820/ark.5550190.p011.090
Full Text: PDF (827K)
pp. 105 - 113
received Oct 17 2019; accepted Apr 2 2020; published Apr 30 2020;
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12. One-pot, regioselective synthesis of functionalized indole derivatives: a three-component domino reaction of arylamine, arylglyoxal, and 4-hydroxycoumarin or 4-hydroxy-6-methyl-2-pyrone (20-11151GP)
Hossein Mehrabi, Fatemeh Dastouri, Sara Asadi, Farzaneh Alizadeh-Bami and Reza Ranjbar-Karimi
DOI: https://doi.org/10.24820/ark.5550190.p011.151
Full Text: PDF (1,196K)
pp. 114 - 125
received Jan 11 2020; accepted Apr 21 2020; published May 1 2020;
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13. Efficient synthesis of 2-substituted 1-phenylchromen[3,4-d]imidazol-4(1H)-ones with possible anti-inflammatory activity (20-11180SP)
Thomas D. Balalas, Asterios K. Theologis, Konstantina Mazaraki, Catherine Gabriel, Eleni Pontiki, Dimitra J. Hadjipavlou-Litina and Konstantinos E. Litinas
DOI: https://doi.org/10.24820/ark.5550190.p011.180
Full Text: PDF (1,006K)
Supplementary Material: PDF (1,973K)
pp. 126 - 138
received Feb 13 2020; accepted Apr 17 2020; published May 3 2020;
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14. Synthesis of novel bisphosphorylimides based on Staudinger reaction (20-11150ZP)
Lais Weber, Michael Weinert, Daniela Goedderz, Olaf Fuhr and Manfred Döring
DOI: https://doi.org/10.24820/ark.5550190.p011.150
Full Text: PDF (1,740K)
Supplementary Material: PDF (1,369K)
pp. 139 - 154
received Jan 8 2020; accepted Apr 23 2020; published May 4 2020;
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15. Metal free approach for one-pot synthesis of 3-aryl-furo[3,2-c]coumarins (20-11170GP)
Mrugesh Patel, Pranjay Parikh, Jignesh Timaniya and Kaushal Patel
DOI: https://doi.org/10.24820/ark.5550190.p011.170
Full Text: PDF (990K)
Supplementary Material: PDF (5,054K)
pp. 155 - 167
received Feb 5 2020; accepted Apr 21 2020; published May 10 2020;
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16. C-Alkyl-bis-phosphoryl chelating systems for the potential recovery of strategic metals (20-11204MP)
Abdoul Razak Halidou Dougourikoye, Rachida Babouri, Jean-Noël Volle, Amadou TidJani Ilagouma, Jean-Luc Pirat and David Virieux
DOI: https://doi.org/10.24820/ark.5550190.p011.204
Full Text: PDF (1,269K)
Supplementary Material: PDF (9,215K)
pp. 168 - 180
received Mar 26 2020; accepted Apr 27 2020; published May 10 2020;
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17. "Syn-effect” in asymmetric vinylogous alkylation of 3-[4-(N-phthalimide)-but-2-enoyl]oxazolidinone (20-11106BP)
Aurelio Ortiz, Rocio Sabala, Carmen María González-Alvarez, Angel Mendoza and Estibaliz Sansinenea
DOI: https://doi.org/10.24820/ark.5550190.p011.106
Full Text: PDF (927K)
Supplementary Material: PDF (1,552K)
pp. 181 - 192
received Nov 5 2019; accepted May 1 2020; published May 17 2020;
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18. Pseudo-four-component synthesis of 5-(4-hydroxy-2-oxo-1,2-dihydropyridin-3-yl)-substituted 5H-chromeno[2,3-b]pyridines and estimation of its affinity to sirtuin 2 (20-11220MP)
Yuliya E. Ryzhkova, Fedor V. Ryzhkov, Michail N. Elinson, Anatoly N. Vereshchagin and Mikhail P. Egorov
DOI: https://doi.org/10.24820/ark.5550190.p011.220
Full Text: PDF (1,571K)
Supplementary Material: PDF (1,028K)
pp. 193 - 208
received Apr 14 2020; accepted May 14 2020; published May 17 2020;
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19. Completely dissimilar: The reactivity of 1-unsubstituted 3-chloroquinoline-2,4-diones with ethylene diamine and ethanolamine to form new molecular rearrangements (20-11053OP)
Antonin Klásek, Antonin Lyčka and Michal Rouchal
DOI: https://doi.org/10.24820/ark.5550190.p011.053
Full Text: PDF (1,062K)
pp. 209 - 219
received Aug 29 2019; accepted Apr 23 2020; published May 31 2020;
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20. A novel approach for the synthesis of β-keto esters: one-pot reaction of carboxylic acids with chlorosulfonyl isocyanate (20-11209ZP)
Ufuk Atmaca
DOI: https://doi.org/10.24820/ark.5550190.p011.209
Full Text: PDF (978K)
Supplementary Material: PDF (4,525K)
pp. 220 - 227
received Apr 1 2020; accepted Jun 12 2020; published Jul 6 2020;
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21. Flash vacuum pyrolysis of 2-acetyl-3-azido[1]benzothiophene (20-11239MP)
Alexander P. Gaywood, Hamish McNab and Lilian McNab
DOI: https://doi.org/10.24820/ark.5550190.p011.239
Full Text: PDF (958K)
Supplementary Material: PDF (300K)
pp. 228 - 237
received May 7 2020; accepted Jul 20 2020; published Jul 25 2020;
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22. One-pot synthesis of functionalized pyrazolo[3,4-c]pyrazoles by reaction of 2-cyano-N-methyl-acrylamide, aryl aldehyde, and hydrazine hydrate (20-11250SP)
Sara Asadi, Farzaneh Alizadeh-Bami and Hossein Mehrabi
DOI: https://doi.org/10.24820/ark.5550190.p011.250
Full Text: PDF (507K)
Supplementary Material: PDF (1,458K)
pp. 238 - 246
received May 24 2020; accepted Jul 27 2020; published Jul 30 2020;
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23. Oxidative cleavage of β-aryl alcohols using manganese(IV) oxide (20-11249UP)
Nizam Havare
DOI: https://doi.org/10.24820/ark.5550190.p011.249
Full Text: PDF (1,132K)
Supplementary Material: PDF (972K)
pp. 247 - 261
received May 22 2020; accepted Jun 29 2020; published Aug 3 2020;
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24. Synthesis of novel pyrroloazepinones by Schmidt expansions of 6-indolones (20-11208ZP)
Carmen Gámez-Gómez, Roberto Martínez, Perla Niño-Moreno, José Gustavo Ávila-Zárraga, Manuel García-Gamboa, Ana Cristina Miranda-Torres, Ángel Josabad Alonso-Castro and Marco Martín González-Chávez
DOI: https://doi.org/10.24820/ark.5550190.p011.208
Full Text: PDF (1,111K)
Supplementary Material: PDF (3,075K)
pp. 262 - 275
received Apr 1 2020; accepted Jul 6 2020; published Aug 3 2020;
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25. Ultrasound and Oxone® promoting regioselective selenofunctionalization of chromone (20-11251GP)
Daniela R. Araujo, Yanka R. Lima, Angelita M. Barcellos, Raquel G. Jacob, Márcio S. Silva and Gelson Perin
DOI: https://doi.org/10.24820/ark.5550190.p011.251
Full Text: PDF (1,120K)
Supplementary Material: PDF (2,213K)
pp. 276 - 286
received May 25 2020; accepted Jul 14 2020; published Aug 4 2020;
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26. Temperature dependent analysis of Octenidine (N,N´-(decane-1,10-diyldipyridin-1-yl-4-ylidene)dioctan-1-amine) dihydrochloride by NMR and NIR spectroscopy (20-11189UP)
David L. Mainka, Jörg Schwarz and Ulrich Girreser
DOI: https://doi.org/10.24820/ark.5550190.p011.189
Full Text: PDF (1,223K)
Supplementary Material: PDF (4,334K)
pp. 287 - 298
received Mar 2 2020; accepted May 11 2020; published Aug 24 2020;
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27. Bioinspired stereoselective synthesis of chiral 2,5-diaryl-3,4-dimethyltetrahydrofurans from unprotected 1,4-diarylbutane-1,4-diols (20-11276YP)
Rungrawin Chatpreecha, Chutima Kuhakarn, Pawaret Leowanawat, Vichai Reutrakul and Darunee Soorukram
DOI: https://doi.org/10.24820/ark.5550190.p011.276
Full Text: PDF (2,024K)
Supplementary Material: PDF (2,114K)
pp. 299 - 311
received Jun 19 2020; accepted Aug 6 2020; published Aug 25 2020;
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28. An expedient synthesis of novel bis[thienopyridines] linked to arene or heteroarene core as novel hybrid molecules (20-11297IP)
Mostafa E. Salem, Ahmed H. M. Elwahy and Ahmed F. Darweesh
DOI: https://doi.org/10.24820/ark.5550190.p011.297
Full Text: PDF (1,545K)
Supplementary Material: PDF (3,387K)
pp. 312 - 329
received Jul 12 2020; accepted Aug 25 2020; published Sep 13 2020;
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29. Synthesis, photophysical and redox properties of the 2,5,7-tri(het)aryl-[1,2,4]triazolo[1,5-a]pyrimidines (20-11247SP)
Nikolay A. Rasputin, Nadezhda S. Demina, Roman A. Irgashev, Alexander V. Shchepochkin, Gennady L. Rusinov, Oleg N. Chupakhin and Valery N. Charushin
DOI: https://doi.org/10.24820/ark.5550190.p011.247
Full Text: PDF (1,131K)
Supplementary Material: PDF (7,378K)
pp. 330 - 343
received May 18 2020; accepted Aug 19 2020; published Sep 19 2020;
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30. Reactions of 4-substituted 1-[(difluoromethyl)sulfinyl]polyfluorobenzenes with phenolate anion (20-11262MP)
Borislav V. Koshcheev, Roman A. Bredikhin, Alexander M. Maksimov, Vyacheslav E. Platonov and Rodion V. Andreev
DOI: https://doi.org/10.24820/ark.5550190.p011.262
Full Text: PDF (1,035K)
Supplementary Material: PDF (796K)
pp. 344 - 361
received Jun 5 2020; accepted Sep 8 2020; published Sep 21 2020;
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