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Krzysztof Ejsmont

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Citations 178
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Recent Articles
1.
Kupka T, Makieieva N, Swislowski P, Rajfur M, Malolepszy A, Stobinski L, et al.
Molecules . 2024 Nov; 29(22). PMID: 39598768
An addition of carbon nanostructures to cement paste is problematic due to the difficulties in obtaining homogenous mixtures. The paper reports on a more effective way of mixing carboxylated multi-walled...
2.
Asghar A, Ehsan R, Naveed K, Al-Ammar E, Ejsmont K, Nejman M
Sci Prog . 2024 Apr; 107(2):368504241243160. PMID: 38683179
Wind is one of the most widely used renewable energy sources due to its cost-effectiveness, power requirements, operation, and performance. There are many challenges in wind turbines, such as wind...
3.
Lenartowicz P, Witkowska D, Zyszka-Haberecht B, Dziuk B, Ejsmont K, Swiatek-Kozlowska J, et al.
RSC Adv . 2022 May; 10(40):24045-24056. PMID: 35517327
Aminophosphonates are an important group of building blocks in medicinal and pharmaceutical chemistry. Novel representatives of this class of compounds containing nontypical side chains are still needed. The aza-Michael-type addition...
4.
Osmialowski B, Dziuk B, Ejsmont K, Checinska L, Dobrzanska L
Acta Crystallogr C Struct Chem . 2021 Dec; 77(Pt 12):807-813. PMID: 34864724
A comparative structural study of two related donor-acceptor pyridine-based BF complexes, namely, 3-(dimethylamino)-1,1-difluoro-1H-pyrido[1,2-c][1,3,5,2]oxadiazaborinin-9-ium-1-uide, CHBFNO (1), and 3-{(1E,3E)-4-[4-(dimethylamino)phenyl]buta-1,3-dien-1-yl}-1,1-difluoro-1H-pyrido[1,2-c][1,3,5,2]oxadiazaborinin-9-ium-1-uide, CHBFNO (2), containing a dimethylamino group and either the shortest (in 1) or...
5.
Rahman M, Pyle D, Bisz E, Dziuk B, Ejsmont K, Lalancette R, et al.
J Org Chem . 2021 Jul; 86(15):10455-10466. PMID: 34275281
The development of efficient methods for facilitating N-C(O) bond activation in amides is an important objective in organic synthesis that permits the manipulation of the traditionally unreactive amide bonds. Herein,...
6.
Szatylowicz H, Jezuita A, Ejsmont K, Krygowski T
J Mol Model . 2019 Nov; 25(12):350. PMID: 31745654
An application of the quantum chemical modeling allowed to investigate the nature of the field/inductive substituent effect (SE). For this purpose, series of X-tert-butyl···tert-butane (TTX) complexes (where X = NMe,...
7.
Szatylowicz H, Jezuita A, Siodla T, Varaksin K, Domanski M, Ejsmont K, et al.
ACS Omega . 2019 Aug; 2(10):7163-7171. PMID: 31457295
An application of a charge of the substituent active region concept to 1-Y,4-X-disubstituted derivatives of bicyclo[2.2.2]octane (BCO) [where Y = NO, COOH, OH, and NH and X = NMe, NH,...
8.
Szatylowicz H, Jezuita A, Siodla T, Varaksin K, Ejsmont K, Madura I, et al.
J Phys Chem A . 2018 Jan; 122(7):1896-1904. PMID: 29377699
The influence of a solvent on the substituent effect (SE) in 1,4-disubstituted derivatives of benzene (BEN), cyclohexa-1,3-diene (CHD), and bicyclo[2.2.2]octane (BCO) is studied by the use of polarizable continuum model...
9.
Gajda L, Kupka T, Broda M, Leszczynska M, Ejsmont K
Magn Reson Chem . 2017 Dec; 56(4):265-275. PMID: 29211311
The role of theory level in prediction of benzene magnetic indexes of aromaticity is analysed and compared with calculated nuclear magnetic shieldings of He used as NMR probe. Three closely...
10.
Szatylowicz H, Jezuita A, Ejsmont K, Krygowski T
J Phys Chem A . 2017 Jun; 121(27):5196-5203. PMID: 28621536
An application of quantum chemical modeling allowed us to investigate a substituent effect on a σ and π electron structure of a ring and the nitro group in a series...