Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Rasul Ya. Okmanov"'
Autor:
Rasul Ya. Okmanov, Abdukhakim A. Ziyaev, Azimboy Sh. Abdukarimov, Turdibek T. Toshmurodov, Tursunali S. Kholikov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 6, Pp 552-556 (2023)
The title compounds were synthesized by alkylation of 5-[(4-dimethylamino)phenyl]-1,3,4-oxadiazole-2-thiol with benzyl chloride or 2-chloro-6-fluorobenzyl chloride in the presence of potassium carbonate. The yields of 2-(benzylsulfanyl)-5-[4-(dimethy
Externí odkaz:
https://doaj.org/article/4cae3d8081734256b97a7982462336ae
Autor:
Rasul Ya. Okmanov, Manzura I. Olimova, Surayyo B. Karabaeva, Frunza A. Sapaev, Kudaybergen B. Abdireymov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 4, Pp 313-318 (2023)
By arylsulfonylation of cytisine in the presence of triethylamine, three new compounds have been obtained in good yields: (7R,9R)-N-[(4-ethylphenyl)sulfonyl]cytisine, C19H22N2O3S (I) {systematic name: (1R,5R)-3-[(4-ethylphenyl)sulfonyl]-1,2,3,4,5,6-h
Externí odkaz:
https://doaj.org/article/062603dc2c2d40cf83a7dfbac363356f
Autor:
Shahobiddin M. Adizov, Abdusalom Sh. Saidov, Kambarali K. Turgunov, Rasul Ya. Okmanov, Bakhodir Tashkhodjaev
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 8, Pp o574-o575 (2015)
The asymmetric unit of the title solvate, C21H22N2O2·CH3OH, contains one methanol solvent molecule and one molecule of the heterocycle that is built up by the fusion of four six-membered rings A, C, D, E and one five-membered ring B. The indole moie
Externí odkaz:
https://doaj.org/article/519477690dfb4f6eb299bd551c977c6f
Autor:
Burkhon Zh. Elmuradov, Khurshed A. Bozorov, Rasul Ya. Okmanov, Bakhodir Tashkhodjaev, Khusnutdin M. Shakhidoyatov
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 4, Pp o824-o824 (2011)
There are two independent molecules in the asymmetric unit of the title compound, C12H12N2O3S. With the exception of the methylene groups, a mean plane fitted through all non-H atoms of each molecule has an r.m.s. deviation of 0.035 Å for one molecu
Externí odkaz:
https://doaj.org/article/df845b0a8f6d4dca855ec16dc41b3865
Autor:
Burkhon Zh. Elmuradov, Rasul Ya. Okmanov, Asqar Sh. Abdurazakov, Bakhodir Tashkhodjaev, Khusnutdin M. Shakhidoyatov
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 7, Pp o1592-o1592 (2010)
The title compound, C20H19N3O, was obtained by condensation of 2,3-dihydro-1H,9H-pyrrolo[2,1-b]quinazolin-9-one (alkaloid deoxyvasicinone, isolated from Peganum Harmala) with 4-(dimethylamino)benzaldehyde in the presence of sodium methoxide. The 2,3-
Externí odkaz:
https://doaj.org/article/6fe6c58d3b8942cdac8a51a8e89563b1
Autor:
Zarif U. Samarov, Rasul Ya. Okmanov, Kambarali K. Turgunov, Bakhodir Tashkhodjaev, Khusnutdin M. Shakhidoyatov
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 4, Pp o890-o890 (2010)
In the crystal structure of the title compound, C17H21N3O2·2H2O, water molecules are mutually O—H...O hydrogen bonded and form infinite chains propagating along the b axis. Neighboring chains are linked by the quinazoline molecules by means of O
Externí odkaz:
https://doaj.org/article/4c9963961f374182a448882d854c0f83
Autor:
Khusnutdin M. Shakhidoyatov, Bakhodir Tashkhodjaev, Rasul Ya. Okmanov, Burkhon Zh. Elmuradov, Khurshed A. Bozorov
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 3, Pp o552-o553 (2010)
The title compound, C17H16N2O2S, was obtained by condensation of 2,3-dimethylthieno[2′,3′:4,5]pyrimidino[1,2-a]pyridin-4-one with furfural in the presence of sodium hydroxide. One of the methylene groups of the tetrahydropyrido ring is disordered
Externí odkaz:
https://doaj.org/article/07406cddff8646bf8a1a09200f08f626
Autor:
Rasul Ya. Okmanov, Zafir U. Samarov, Kambarali K. Turgunov, Bakhodir Tashkhodjaev, Khusniddin M. Shakhidoyatov
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 8, Pp o1776-o1776 (2009)
The title compound, C14H16N2O, is a synthetic analogue of quinazolone alkaloids with pyrrilo, pyrido and azopino rings. The quinazolinic part of the molecule is generally planar within 0.037 (3) Å; the eight-membered ring exhibits an intermediate co
Externí odkaz:
https://doaj.org/article/f1e0c64c793a40178aefd09e937e60c3
Autor:
Rasul Ya. Okmanov, Kudaybergen B. Abdireymov, Dinara R. Matchanova, Manzura I. Olimova, Kambarali K. Turgunov
Publikováno v:
Acta Crystallographica Section E Crystallographic Communications. 78:1271-1276
Mixed crystals of 1-(4-chlorophenylsulfonyl)-2,5-dimethyl-1H-benzimidazole and 1-(4-chlorophenylsulfonyl)-2,6-dimethyl-1H-benzimidazole (ratio 0.707:0.293; two molecules in the asymmetric unit), 0.707C15H13ClN2O2S·0.293C15H13ClN2O2S, (I), and of 2-n
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6730dc0b4fb371124dd12ffb52a7e4f2
https://doi.org/10.1107/s2056989022011070
https://doi.org/10.1107/s2056989022011070
Autor:
Kambarali K. Turgunov, Bakhodir Tashkhodjaev, Fangfang Pan, Rasul Ya. Okmanov, Ulli Englert, A. Tojiboev, Ruimin Wang
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 6, Pp 629-633 (2021)
Acta crystallographica / Section E 77(6), 629-633 (2021). doi:10.1107/S2056989021004989
Acta crystallographica / Section E 77(6), 629-633 (2021). doi:10.1107/S2056989021004989
Acta crystallographica / Section E 77(6), 629-633 (2021). doi:10.1107/S2056989021004989
Published by International Union of Crystallography, Chester
Published by International Union of Crystallography, Chester
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d2b5bc211b2efb9c073fe73d4b71e86d
http://scripts.iucr.org/cgi-bin/paper?S2056989021004989
http://scripts.iucr.org/cgi-bin/paper?S2056989021004989