Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Bozhana, Mikhova"'
Autor:
Pranvera Breznica-Selmani, Kristina Mladenovska, Gerald Dräger, Bozhana Mikhova, Nikola Panovski, Ana Kaftandzieva, Zoran Kavrakovski, Ahmet Hoxha, Nardi Sheqerxhiu, Maja Jurhar Pavlova, Emil Popovski
Publikováno v:
Macedonian Journal of Chemistry and Chemical Engineering, Vol 35, Iss 2, Pp 179-197 (2016)
Herein we report the synthesis of different derivatives of (fluoro)quinolones norfloxacin, ciprofloxacin and pipemidic acid, by incorporating (benzoylamino)methyl on the free nitrogen of the pyperazinyl moiety. The compounds were structurally charact
Externí odkaz:
https://doaj.org/article/5871ec40159249d5b9d00fa9d3935e18
Autor:
Lulzime Ballazhi, Faik Imeri, Aleksandar Dimovski, Ahmed Jashari, Emil Popovski, Pranvera Breznica-Selmani, Bozhana Mikhova, Gerald Dräger, Edita Alili-Idrizi, Kristina Mladenovska
Publikováno v:
Makedonsko Farmacevtski Bilten, Vol 60, Iss (1), Pp 35-44 (2014)
Possible synergistic effect of tamoxifen (2 μM) and hydrazinyldiene-chroman-2,4-diones (10-100 μM) was examined with an aim to create more effective treatment for ER+ breast cancer. Anti-breast cancer effect has been evaluated on the proliferation
Externí odkaz:
https://doaj.org/article/97ea8f8723b643388b59835414f605ae
Publikováno v:
Molecules, Vol 12, Iss 8, Pp 2017-2028 (2007)
An improved synthetic method affording 4-chlorocoumarin-3-sulfonyl chloride (4) in very good yield (ca. 85 %) is reported. This compound was reacted with various bidentate nucleophiles such as 2-aminopyridines and 2-aminothiazoles in order to obtain
Externí odkaz:
https://doaj.org/article/3f05c096d3ce44ee97496b1c58f82315
Autor:
Pranvera Breznica-Selmani, Kristina Mladenovska, Zoran Kavrakovski, Bozhana Mikhova, Gerald Draeger, Emil Popovski
Publikováno v:
Molbank, Vol 2015, Iss 2, p M851 (2015)
We report the synthesis of [(3-chlorobenzamido)methyl]triethylammonium chloride in a reaction of N-(chloromethyl)-3-chlorobenzamide and triethylamine in dry acetone. The structure of the newly synthesized compound was characterized with 1H-NMR, 13C-N
Externí odkaz:
https://doaj.org/article/56a7c443145b43f4a1c435f6ba60ba83
Publikováno v:
Molbank, Vol 2014, Iss 1, p M821 (2014)
We report the synthesis of N-{[(4-nitrophenyl)amino]methyl}benzamide from (benzamidomethyl)triethylammonium chloride and 4-nitroaniline in aqueous media. The structure of the newly synthesized compound was characterized on the basis of 1H-NMR, 13C-NM
Externí odkaz:
https://doaj.org/article/e0d7bfc2cbb74237a06bcd93054135df
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 2, Pp o258-o258 (2013)
In the title compound, C16H15N3O4, the dihedral angle between the chromane and isoxazole rings [r.m.s. deviations = 0.042 and 0.007 Å, respectively] is 20.33 (12)°. The molecular geometry is stabilized by an intramolecular N—H...O hydrogen bond.
Externí odkaz:
https://doaj.org/article/9b1585b667324037a94523d5052fc0cb
Autor:
Rosica P. Nikolova, Boris Shivachev, Bozhana Mikhova, Bistra Stamboliyska, Kristina Mladenovska, Ana P. Panovska, Emil Popovski
Publikováno v:
Macedonian Journal of Chemistry and Chemical Engineering, Vol 32, Iss 2 (2012)
In this paper, the synthesis and structure of a novel pyrano[3,2-c]coumarin, which was obtained unexpectedly in a reaction of phosphoryl chloride and acenocoumarol, are presented. The chemical structure of the novel compound was elucidated by a detai
Externí odkaz:
https://doaj.org/article/ae34f6aeea2540758d32c5424ce1c893
Publikováno v:
Molbank, Vol 2011, Iss 1, p M722 (2011)
We report herein the synthesis of 1,1,2,2-tetrakis[(benzoylamino)methyl]-hydrazine from (benzamidomethyl)triethylammonium chloride and hydrazine monohydrate in the presence of triethylamine in ethanol/aqueous media. The structure of the newly synthes
Externí odkaz:
https://doaj.org/article/fcb22cd5a4d64f9ea49e24c24ca577eb
Autor:
Andreas Koch, Emil Popovski, Kristina Mladenovska, Pranvera Breznica-Selmani, Bozhana Mikhova, Bistra A. Stamboliyska
Ciprofloxacin is a widely used fluoroquinolone antibiotic. In this work, a comprehensive evaluation of MP2 and DFT with different functionals and basis sets was carried out to select the most suitable level of theory for the study of the NMR properti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5c7d266a22747926398916e5e3df1022
https://publishup.uni-potsdam.de/frontdoor/index/index/docId/49888
https://publishup.uni-potsdam.de/frontdoor/index/index/docId/49888
Autor:
Andreas, Koch, Bistra, Stamboliyska, Bozhana, Mikhova, Pranvera, Breznica-Selmani, Kristina, Mladenovska, Emil, Popovski
Publikováno v:
Magnetic resonance in chemistry : MRC. 57(4)
Ciprofloxacin is a widely used fluoroquinolone antibiotic. In this work, a comprehensive evaluation of MP2 and DFT with different functionals and basis sets was carried out to select the most suitable level of theory for the study of the NMR properti