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Akademický článek

Bis(4-florobenzil) pendant kollu tetraspirosiklotetrafosfazenlerin sentezi ve spektral karakterizayonu

Autor: Zeynel Kılıç, Gamze Elmas, Aytuğ Okumuş

Publikováno v: Journal of Ata-Chem, Vol 1, Iss 1, Pp 1-19 (2021)

Oktaklorosiklotetrafosfazen, N4P4Cl8 (1)' in klor atomlarının iki eş molar miktarda N-(4-florobenzil)-N'-etiletan-1,2-diamin ile kuru THF içindeki değişim reaksiyonları 4,4,8,8-tetrakloro-2-trans-6-bis-N-(4-florobenzil)-N'-etiletan-1,2-diamino

Externí odkaz: https://doaj.org/article/62c67fc830504618ace50e4e6efa7668

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Phosphorus–nitrogen compounds: part 70. Syntheses of tetraaminomono/bis(4-fluorobenzyl)spiro(N/N)cyclotriphosphazenes: structural characterization, Hirshfeld surface analysis and comparative evaluation of esterase activities of hCA I and hCA II isoenzymes

Autor: Aytuğ Okumuş, Gamze Elmas, Arzu Binici, Ekrem Tunca, Tuncer Hökelek, Zeynel Kılıç

Publikováno v: New Journal of Chemistry. 47:8578-8588

The synthetic, spectral, and crystallographic properties, Hirshfeld surface analysis and the inhibitory effects on the esterase activities of newly tetraaminomono/bis(4-fluorobenzyl)spiro(N/N)cyclotriphosphazenes were researched comparatively.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::923e5638914accb78e85d1e06f280633
https://doi.org/10.1039/d3nj00721a

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Phosphorus–nitrogen compounds. Part 64. Comparative reactions of spiro and ansa (N/O) cyclotetraphosphazenes with bulky (4-fluorobenzyl) N/N and N/O donor type bidentate reagents: structure, stereogenic properties and cytotoxic activity studies

Autor: Gamze Elmas, Arzu Binici, Mehtap Yakut, Aytuğ Okumuş, Zeynel Kılıç, Bünyemin Çoşut, Tuncer Hökelek, Nebahat Aytuna Çerçi, Leyla Açık

Publikováno v: New Journal of Chemistry. 46:16096-16113

Novel inorganic–organic hybrid multiheterocyclic-spiro and ansa cyclotetraphosphazenes were synthesized. The spectral, crystallographic, and stereogenic properties, and the cytotoxic activities of the compounds were presented.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6cafc64f70bb6626738294d04197e63b
https://doi.org/10.1039/d2nj02280j

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Phosphorus–nitrogen compounds. Part 65. Novel diansa-spiro-cyclotetraphosphazenes: synthesis, characterization, bioactivity and electrochemical properties, and dye-sensitized solar cell fabrication studies

Autor: Gürcü Mutlu, Aytuğ Okumuş, Gamze Elmas, Zeynel Kılıç, Remziye Güzel, Büşra Nur Sabah, Leyla Açık, Hatice Mergen, Tuncer Hökelek

Publikováno v: New Journal of Chemistry. 46:18384-18401

The syntheses, structural, stereogenic and electrochemical properties, dye-sensitized solar cell fabrication, antimicrobial, cytotoxic and DNA-binding activities of mono-ferrocenyl-2,4-ansa-6,8-ansa-spirocyclotetraphosphazenes were studied.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fc3bde426dc6986ecb080baf7eba15f5
https://doi.org/10.1039/d2nj03001b

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Phosphorus‐nitrogen compounds part 59. The syntheses of tetrachloro and tetraamino‐2‐pyridylmethylspiro(N/N)ethylenediaminocyclotriphosphazenes: Structural characterization, bioactivity, and molecular docking studies

Autor: Bilge Bozkurt, Gamze Elmas, Mehtap Yakut, Aytuğ Okumuş, Nebahat Aytuna Çerçi, Celal Tuğrul Zeyrek, Zeynel Kılıç, Leyla Açık, Tuncer Hökelek

Publikováno v: Journal of the Chinese Chemical Society. 69:310-331

In this study, primarily, tetrachloro-2-pyridylmethylspiro-N/N-ethylenediamino-cyclotriphosphazenes (4 and 5) were prepared from the reactions of equimolar amounts of N-alkyl-N '-2-pyridylmethylethylenediamines, [PyCH2NH(CH2)(2)NHR (R:CH3, 2 and R:C2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fccb0f02fe08ecec631dd1b35b45ca7f
https://doi.org/10.1002/jccs.202100475

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Phosphorus–nitrogen compounds. Part 58. Syntheses, structural characterizations and biological activities of 4-fluorobenzyl-spiro(N/O)cyclotriphosphazene derivatives

Autor: Arzu Binici, Gamze Elmas, Aytuğ Okumuş, Leyla Açık, Tuncer Hökelek, Zeynel Kılıç, Seçil Erden Tayhan, Büşra Nur Şeker

Publikováno v: Journal of Biomolecular Structure and Dynamics. 41:298-318

The starting compound, tetrachloro-4-fluorobenzyl-spiro(N/O)cyclotriphosphazene (2), was synthesized from the substitution reaction of hexachlorocyclotriphosphazatriene (N3P3Cl6; trimer; HCCP) with sodium 3-(4-fluorobenzylamino)-1-propanoxide (1). Re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ba42ffbce3492041f801b51d1732d29f
https://doi.org/10.1080/07391102.2021.2006084

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Phosphorus-nitrogen compounds. Part 56. Comparative syntheses and spectral properties of multiheterocyclic 2-cis-4-ansa and spiro-ferrocenyl (N/O)cyclotetraphosphazenes: Antituberculosis and antimicrobial activity and DNA interaction studies

Autor: Mehtap Yakut, Gamze Elmas, Aytuğ Okumuş, Hülya Şimşek, Leyla Açık, Zeynel Kılıç, Dila Koyunoğlu, Arzu Binici

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 197:18-29

In the present study, two types of starting compounds; hexachloro(N/O)-cyclotetraphosphazenes containing mono-ferrocenyl-pendant arm, namely, mono-ferrocenyl-2-cis-4-dichloro-ansa-(2,4-ansa; 2) and mono-ferrocenyl-spiro-(spiro; 3) were prepared by th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3c4eba5b36324f10e5fb659c7842e84b
https://doi.org/10.1080/10426507.2021.1986502

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Phosphorus–nitrogen compounds. Part 54. syntheses of chiral amino-4-fluorobenzyl-spiro(N/O)cyclotriphosphazenes: structural and stereogenic properties

Autor: Gamze Elmas, Bünyemin Çoşut, Tuncer Hökelek, Aytuğ Okumuş, Ömer Faruk Mutlu, Arzu Binici, Zeynel Kılıç

Publikováno v: New Journal of Chemistry. 45:12178-12192

Although tetrahedrally coordinated pendant-armed heterocyclic phosphazenes are considerably stable, the stereogenic properties of their inorganic ring systems are much less explored. In the present study, 4-fluorobenzyl-spiro(N/O)tetrachlorocyclotrip

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1c10559601fa7dd3e9a95d5a57d5e67d
https://doi.org/10.1039/d1nj00934f

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Phosphorus-nitrogen compounds (Part 51): the relationship between spectroscopic and crystallographic data of mono- and di- spiro cyclophosphazene derivatives with 4-fluoro/nitrophenylmethyl pendant arm/arms

Autor: Selen Bilge Koçak, Zeynel Kılıç, Gamze Elmas, Nuran Asmafiliz, Aytuğ Okumuş

Publikováno v: Turkish Journal of Chemistry

A great wealth of structural information about phosphazenes can be gleaned from the combined spectroscopic and crystallographic data. When data from 31P NMR spectroscopy and X-ray crystallography are put together like pieces in a puzzle, a number of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::89c4f1e9c99c5dbeb0f76a81427b9685
http://europepmc.org/articles/PMC7671196

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