Zobrazeno 1 - 10
of 52
pro vyhledávání: '"Barbara J. Oleksyn"'
Autor:
Agnieszka Skórska-Stania, Magdalena Jezierska-Zięba, Barbara Kąkol, Michał Fedoryński, Barbara J. Oleksyn
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 9, Pp o2803-o2804 (2012)
The title compound {systematic name: 1-(2-bromobenzyl)-5-ethenyl-2-[hydroxy(quinolin-4-yl)methyl]-1-azabicyclo[2.2.2]octan-1-ium bromide}, C26H28BrN2O+·Br−, is a chiral quaternary ammonium salt of one of the Cinchona alkaloids. The planes of the q
Externí odkaz:
https://doaj.org/article/83293feb8d2c4f4b9dee715f01428ad8
Publikováno v:
Biotechnic & Histochemistry. 86:7-35
The components of the blood stain, eosin and methylene blue, were introduced by Baeyer and Caro, respectively. Methylene blue was used primarily for detecting Mycobacterium tuberculosis until Ehrlich in 1880 mixed methylene blue with acid fuchsin to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0be8ca53119e2473c74f054968baa9f4
https://doi.org/10.3109/10520295.2010.515490
https://doi.org/10.3109/10520295.2010.515490
Autor:
Barbara J. Oleksyn, Jaroslaw Polanski, Jan Śliwiński, Krystyna Jarzembek, Violetta Kozik, Justyna Kalinowska-Tłuścik
Publikováno v:
Acta Crystallographica Section B Structural Science. 64:760-770
Within a research project aimed at the design of new sweeteners, the tetrazole moiety was introduced to arylsulfonylalkanoic acids (ASA) as a bioisostere of the carboxyl group. The crystal structures of four newly synthesized tetrazole derivatives an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2071dfa72637bc3ee0d149c0537d2771
https://doi.org/10.1107/s0108768108027481
https://doi.org/10.1107/s0108768108027481
Autor:
Barbara J. Oleksyn, Justyna Kalinowska-Tłuścik, Katarzyna Ostrowska, Monika Zegar, Malgorzata Pach, Anna Zabrzenska, Daniel Dlugosz
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 139:543-548
Bis(cycloamidine-2-yl)alkanes easily form bromide tribromide salts in the reduction-oxidation processes with bromine. Bis(tetrahydroimidazolium-2-yl)ethane and bis(hexahydropyrimidinium-2-yl)-ethane bromide tribromides are such new convenient bromina
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fce1a789e39d2ac54318f73825c6a226
https://doi.org/10.1007/s00706-007-0788-x
https://doi.org/10.1007/s00706-007-0788-x
Autor:
A. Palka, Luis Silva, Vladimír Buchta, Robert Musiol, Jaroslaw Polanski, Halina Niedbala, Josef Jampilek, Katarzyna Majerz-Maniecka, Barbara J. Oleksyn, Barbara Podeszwa
Publikováno v:
Bioorganic & Medicinal Chemistry. 14:3592-3598
The series of quinoline derivatives were prepared. The synthetic approach, analytical, and spectroscopic data of all synthesized compounds are presented. All the prepared derivatives were analyzed using the reversed-phase high performance liquid chro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ec8d1c57c6355f17e195ca718dc78590
https://doi.org/10.1016/j.bmc.2006.01.016
https://doi.org/10.1016/j.bmc.2006.01.016
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 16:850-853
The crystal structures of mefloquine base, [C17H16F6N2O], and two salts of mefloquine: hydrochloride [(C17H17F6N2O)+]3[Cl−]3 · 3H2O and hydrochloride tetrachlorocobaltate [(C17H17F6N2O)+]3Cl−[CoCl4]2− · C2H6O · H2O, were determined by X-ray
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08231b8378f785c05981a27aa5527f65
https://doi.org/10.1016/j.bmcl.2005.11.016
https://doi.org/10.1016/j.bmcl.2005.11.016
Autor:
Jaroslaw Polanski, Marc Le Bret, Robert Musiol, Wojciech Nitek, Jean-François Mouscadet, Katarzyna Majerz-Maniecka, Barbara J. Oleksyn
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 16:1005-1009
2-[(2,5-dichloro-4-nitro-phenylamino)-methoxy-methyl]-8-hydroxy-quinoline 1 and 2-methyl-quinoline-5,8-dione-5-oxime 2 were obtained as potential HIV-1 integrase inhibitors and analyzed by X-ray crystallography. Semiempirical theoretical calculations
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3cf1115f750e51f28f064d7f14b7aea5
https://doi.org/10.1016/j.bmcl.2005.10.083
https://doi.org/10.1016/j.bmcl.2005.10.083
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 16:228-234
The urokinase-type plasminogen activator (uPA) is a protein involved in tissue remodeling and other biological processes. The inhibitors of uPA have been shown to prevent the spread of metastasis and tumor growth, and accordingly this enzyme is widel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f77709ca2eaad8387ce44372fd39a97
https://doi.org/10.1016/j.bmcl.2005.08.089
https://doi.org/10.1016/j.bmcl.2005.08.089
Publikováno v:
Chirality. 17:73-78
The title compounds, (cinchonidinium)trichlorocobalt(II) [(C19H23ON2)CoCl3] (CoCdn) and (quinidinium)trichlorocobalt(II) [(C20H25O2N2)CoCl3] (CoQd), are zwitterions that differ in absolute configuration and conformation. In both complexes, the sp3 ni
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cdfa8a4ddfd6f194e5e178950199938a
https://doi.org/10.1002/chir.20100
https://doi.org/10.1002/chir.20100
Publikováno v:
Structural Chemistry. 15:567-571
The crystal structure of (3,5-diamino-6-chloro-pyrazine-2-carbonyl)-guanidine picrate has been determined with the use of X-ray diffraction method. The crystals are triclinic, space group PI with a = 10.2980(4) A, b = 12.4322(4) A, c = 14.4310(5) A,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8afba5097964f9eddbd34a132612a9a
https://doi.org/10.1007/s11224-004-0731-2
https://doi.org/10.1007/s11224-004-0731-2