Výsledky vyhledávání - "Banafsheh Vahdani Alviri"

Hydrogen-bond directionality and symmetry in [C(O)NH](N)2P(O)-based structures: a comparison between X-ray crystallography data and neutron-normalized values, and evaluation of reliability

Autor: Maral Ariani, Samad Shoghpour Bayraq, Marco A. Leyva-Ramirez, Krishnan Damodaran, Hadi Amiri Rudbari, Maryam Taherzadeh, Giuseppe Bruno, Václav Eigner, Banafsheh Vahdani Alviri, Teresa Mancilla Percino, Mehrdad Pourayoubi, Michal Dušek, Marek Nečas

Publikováno v: Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials. 77:384-396

For [C(O)NH](N)2P(O)-based structures, the magnitude of the differences in the N—H...O, H...O=P and H...O=C angles has been evaluated when the N—H bond lengths, determined by X-ray diffraction, were compared to the neutron normalized values and t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::98c35f807620fbb9c7fdf0def8a102c0
https://doi.org/10.1107/s2052520621003371

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Conformational flexibility in amidophosphoesters: a CSD analysis completed with two new crystal structures of (C6H5O)2P(O)X [X = NHC7H13 and N(CH2C6H5)2]

Autor: Mehrdad Pourayoubi, Arie van der Lee, Marek Nečas, Abdul Ajees Abdul Salam, Banafsheh Vahdani Alviri, Krishnan Damodaran, Akshara Chithran

Publikováno v: Acta Crystallographica Section C Structural Chemistry. 76:104-116

The crystal structures of diphenyl (cycloheptylamido)phosphate, C19H24NO3P or (C6H5O)2P(O)(NHC7H13), (I), and diphenyl (dibenzylamido)phosphate, C26H24NO3P or (C6H5O)2P(O)[N(CH2C6H5)2], (II), are reported. The NHC7H13 group in (I) provides two signif

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d5ea848321c4affc139bf57f6216f663
https://doi.org/10.1107/s2053229619016619

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The synergistic co-operation of N—H...O=P hydrogen bonds and C—H...OX weak intermolecular interactions (X is =P or —C) in the (CH3O)2P(O)(NH–NHC6F5) amidophosphoester: a combined X-ray crystallographic and theoretical study

Autor: Mehrdad Pourayoubi, Abolghasem Farhadipour, Jerry P. Jasinski, Manpreet Kaur, Banafsheh Vahdani Alviri

Publikováno v: Acta Crystallographica Section C Structural Chemistry. 75:1424-1433

The asymmetric unit of O,O′-dimethyl [(2,3,4,5,6-pentafluorophenyl)hydrazinyl]phosphonate, C8H8F5N2O3P, is composed of two symmetry-independent molecules with significant differences in the orientations of the C6F5 and OMe groups. In the crystal st

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bf23319134152fc363f7b06491e60b4e
https://doi.org/10.1107/s2053229619011641

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A combined X-ray crystallography and theoretical study of N—H...OX (X is =P and —C) hydrogen bonds in two new structures with a (C—O)2(N)P(=Y) (Y is O and S) skeleton

Autor: Mehrdad Pourayoubi, Marek Nečas, Abolghasem Farhadipour, Valerio Bertolasi, Banafsheh Vahdani Alviri

Publikováno v: Acta Crystallographica Section C Structural Chemistry. 74:1610-1621

The crystal structures of N,N′-(cyclohexane-1,4-diyl)bis(O,O′-diphenylphosphoramide), C30H32N2O6P2 or (C6H5O)2P(O)(1-NH)(C6H10)(4-NH)P(O)(OC6H5)2, (I), and N,N′-(1,4-phenylene)bis(O,O′-dimethylthiophosphoramide), C10H18N2O4P2S2 or (CH3O)2P(S)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f2787453a4191f2e23b1768f1e7316d
https://doi.org/10.1107/s2053229618014006

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Puckering behavior in six new phosphoric triamides containing aliphatic six- and seven-membered ring groups and a database survey of analogous ring-containing structures

Autor: Titus A. Jenny, Mehrdad Pourayoubi, Katharina M. Fromm, Krishnan Damodaran, Arie van der Lee, Mojtaba Keikha, Anahid Saneei, Banafsheh Vahdani Alviri, Marek Nečas, A. Abdul Ajees, Aurélien Crochet

Publikováno v: Tetrahedron
Tetrahedron, Elsevier, 2018, 74 (1), pp.28-41. ⟨10.1016/j.tet.2017.11.030⟩

The influence of a N heteroatom on the ring conformations of six- and seven-membered aliphatic rings in six new C(O)NHP(O)-based phosphoric triamide structures (analysed by X-ray crystallography) is investigated. Additionally the influence of steric

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fcf16c7dff0193e19691753205c89b02
https://hal.umontpellier.fr/hal-01680380

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