Search Results - "Altundaş, Ramazan"

Total Syntheses of Multicaulins via Oxidative Photocyclization of Stilbenes by Seçinti, Hatice, Burmaoğlu, Serdar, Altundaş, Ramazan, Seçen, Hasan

“…The Wittig reaction of 3-isopropyl-4-methoxybenzaldehyde and 2,3-dimethylbenzylphosphonium bromide afforded the corresponding stilbene mixture 16. Oxidative…”
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Syntheses and evaluation of multicaulin and miltirone-like compounds as antituberculosis agents by Burmaoğlu, Serdar, Seçinti, Hatice, Mozioğlu, Erkan, Gören, Ahmet C., Altundaş, Ramazan, Seçen, Hasan

“…Four multicaulin and miltirone-like phenanthrene derivatives were synthesised and evaluated as antituberculosis agents. The crucial step of the synthesis was…”
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Novel and Stereospecific Synthesis of (2S)-3-(2,4,5-Trifluorophenyl)propane-1,2-diol from D-Mannitol by Aktaş, Derya, Fıstıkçı, Meryem, Gündoğdu, Özlem, Seçen, Hasan, Şahin, M. Fethi, Altundaş, Ramazan, Kara, Yunus

“…A stereospecific synthesis of (2S)‐3‐(2,4,5‐trifluorophenyl)propane‐1,2‐diol from D‐mannitol has been developed. The reaction of…”
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Formylation reactions of N-protecting 2-Amino-4-phenyl thiazole compounds by Biçer, Abdullah, Altundaş, Ramazan

“…•The new vilsmeier haack reaction application of N-protecting 2-Amino-4-phenyl thiazole compounds.•The structures characterized by FT-IR, 1H NMR, 13C NMR…”
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Enantiospecific Synthesis of (R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic Acid Using (S)-Serine as a Chiral Pool by Köse, Aytekin, Gündoğdu, Özlem, Aktaş, Derya, Fıstıkçı, Meryem, Altundaş, Ramazan, Seçen, Hasan, Kara, Yunus

“…Starting from (S)‐serine, a new method was developed for the synthesis of the β‐amino acid part of sitagliptin in ten steps and with an overall yield of 30%…”
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Synthesis of N-substituted 4-phenyl-2-aminothiazole derivatives and investigation of their inhibition properties against hCA I, II, and AChE enzymes by Biçer, Abdullah, Çağlayan, Cüneyt, Demir, Yeliz, Türkeş, Cüneyt, Altundaş, Ramazan, Akyıldız, Hasan, Beydemir, Şükrü

“…In this study, thiazole derivatives containing sulphonamide, amide, and phenyl amino groups were synthesized to protect the free amino groups of…”
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Sustainable and Environmentally Friendly Approach for the Synthesis of Azoxybenzenes from the Reductive Dimerization of Nitrosobenzenes and the Oxidation of Anilines by Karakaya, Idris, Mart, Mehmet, Altundas, Ramazan

“…This study demonstrates a comparative synthesis of azoxybenzenes through the reductive dimerization of nitrosobenzenes and the oxidation of anilines. Utilizing…”
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Synthesis of Two Alnustone-Like Natural Diarylheptanoids via 4 + 3 Strategy by Burmaoğlu, Serdar, Çelik, Hülya, Göksu, Süleyman, Maraş, Ahmet, Altundaş, Ramazan, Seçen, Hasan

“…The first total synthesis of (4E,6E)-1,7-bis(3,4-dihydroxyphenyl)-hepta-4,6-dien-3-one and an alternative synthesis of…”
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Reaction of (S)-homoserine lactone with Grignard reagents: synthesis of amino-keto-alcohols and β-amino acid derivatives by Gündoğdu, Özlem, Turhan, Pınar, Köse, Aytekin, Altundaş, Ramazan, Kara, Yunus

“…[Display omitted] The ring-opening reaction of homoserine lactone with phenylmagnesium bromides was systematically examined. A reliable method to achieve…”
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Self-assembled monolayers of fluorene- and nitrofluorene-terminated thiols on polycrystalline gold electrode: Electrochemical and optical properties by Pak, Faruk, Meral, Kadem, Altundaş, Ramazan, Ekinci, Duygu

“…► Formation and characterization of fluorene- and nitrofluorene-terminated thiol SAMs on gold. ► Voltammetric behavior of redox probes on modified surfaces. ►…”
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A short and efficient synthesis of cytotoxic 3-isopropylnaphthalene-1,2-dione via 3-hydroxy-2-naphthoic acid by Burmaoğlu, Serdar, Altundaş, Ramazan, Seçen, Hasan

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Gas sorption and selectivity study of N,N,N′,N′-tetraphenyl-1,4-phenylenediamine based microporous hyper-crosslinked polymers by Cucu, Evren, Dalkılıç, Erdin, Altundas, Ramazan, Sadak, Ali Enis

“…One of the most important parameters to design porous polymeric materials for gas storage and separation is to discover appropriate linker. Determining the…”
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Preparation of arylmagnesium/lithium from aryl bromides and their coupling and substitution reactions in tetrahydrofuran by Gundogdu, Ozlem, Altundas, Ramazan, Kara, Yunus

“…One‐pot synthesis of 2‐aryltetrahydrofurans was achieved by a coupling reaction between arylmagnesium bromides prepared in situ and tetrahydrofuran under mild…”
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Asymmetric synthesis of aminocyclooctenecarbonitriles: Cyclooctene β-lactam and hydroxyaminocyclooctene carboxylic precursors by Aydin, Busra Ozturk, Yurtoglu, Emine, Arcelik, Nejat, Sahin, Ertan, Secen, Hasan, Altundas, Ramazan

“…[Display omitted] •Enantiopure aminocyclooctene carbonitriles were accessed in g quantity.•New unsaturated β-lactams were achieved.•Hydroxyaminocyclooctene…”
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Cyclotriphosphazene and tricarbazole based microporous hyper-crosslinked conjugated polymer for CCUS: Exceptional CO2 selectivity and high capacity CO2, CH4, and H2 capture by Sadak, Ali Enis, Cucu, Evren, Hamur, Beyza, Ün, İlker, Altundas, Ramazan

“…The most significant point in the synthesis of a hyper-crosslinked polymer with high CO2 adsorption and high selectivity properties to be used in carbon…”
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A novel synthesis of (2S)-3-(2,4,5-trifluorophenyl)propane-1,2-diol by sharpless asymmetric epoxidation method by Anil, Derya, Altundas, Ramazan, Kara, Yunus

“…Synthesis of (2S)-3-(2,4,5-trifluorophenyl)propane-1,2-diol by the Sharpless asymmetric epoxidation reaction has been achieved. 2,4,5-Trifluorobenzaldehyde…”
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Carbazole–Phosphazene Based Polymer for Efficient Extraction of Gold and Precious Elements from Electronic Waste by Cucu, Evren, Ari Engin, Betul, Tunc, Murat, Altundas, Ramazan, Sadak, Ali Enis

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Synthesis of quinazoline based chiral ligands and application in the enantioselective addition of phenylacetylene to aldehydes by Karakaya, Idris, Karabuga, Semistan, Altundas, Ramazan, Ulukanli, Sabri

“…Five novel 4-phenylquinazolinols were synthesised in three steps. Their application as ligands in the titanium tetraisopropoxide promoted catalytic…”
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Design, synthesis and biological evaluation of novel bischalcone derivatives as potential anticancer agents by Burmaoglu, Serdar, Gobek, Arzu, Aydin, Busra Ozturk, Yurtoglu, Emine, Aydin, Busra Nur, Ozkat, Gozde Yalcin, Hepokur, Ceylan, Ozek, Nihal Simsek, Aysin, Ferhunde, Altundas, Ramazan, Algul, Oztekin

“…[Display omitted] •A series of bischalcone derivatives were synthesized by Claisen-Schmidt reaction.•In vitro cell culture cytotoxicity assays were performed…”
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Cyclic Alkenenitriles: Copper-Catalyzed Deconjugative α‑Alkylation by Yang, Xun, Nath, Dinesh, Morse, Jared, Ogle, Craig, Yurtoglu, Emine, Altundas, Ramazan, Fleming, Fraser

“…An amido cuprate formed from CuCN and LDA allows a general deconjugative α-alkylation of cyclic alkenenitriles. Deprotonating cyclic alkenenitriles with…”
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