(1) Chalupná, S.; Hušák, M.; Čejka, J.; Fňukal, F.; Klimeš, J. Computation Screening for Incorrectly Determined Cocrystal Structures. Acta Crystallogr. Sect. B Struct. Sci. Cryst. Eng. Mater. 2025, 81 (2), 208–216. https://doi.org/10.1107/s205252062500068x.
(2) Štoček, R. J.; Blahut, J.; Chalupná, S.; Čejka, J.; Štěpánová, S.; Kašička, V.; Hušák, M.; Dračínský, M. The Hydrogen‐Bond Continuum in the Salt/Cocrystal Systems of Quinoline and Chloro‐Nitrobenzoic Acids. Chem. – Eur. J. 2024, 30 (68), e202402946. https://doi.org/10.1002/chem.202402946.
(3) Naumkina, Y.; Kratochvíl, B.; Korotkova, E.; Čejka, J. Apremilast Cocrystals with Phenolic Coformers. Molecules 2024, 29 (24), 6060. https://doi.org/10.3390/molecules29246060.
(4) Kaule, P.; Šícha, V.; Macháček, J.; Naumkina, Y.; Čejka, J. Halogenated Cobalt Bis-Dicarbollide Strong Acids as Reusable Homogeneous Catalysts for Fatty Acid Esterification with Methanol or Ethanol. Int. J. Mol. Sci. 2024, 25 (24), 13263. https://doi.org/10.3390/ijms252413263.
(5) Surina, A.; Salvadori, K.; Poupě, M.; Čejka, J.; Šimková, L.; Lhoták, P. Upper Rim-Bridged Calix[4]Arenes via Cyclization of Meta Alkynyl Intermediates with Diphenyl Diselenide. Molecules 2024, 29 (6), 1237. https://doi.org/10.3390/molecules29061237.
(6) Dobšíková, K.; Taušová, T.; Fagan, P.; Paškanová, N.; Kuchař, M.; Čejka, J.; Setnička, V. Solid-State Vibrational Circular Dichroism: Methodology and Application for Amphetamine Derivatives. Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 2024, 305, 123486. https://doi.org/10.1016/j.saa.2023.123486.
(7) Trojan, M.; Kučnirová, K.; Bouzková, Š.; Cvačka, J.; Čejka, J.; Tavčar, G.; Rybáčková, M.; Kvíčala, J. Quaternary Ammonium Fluorides and Difluorosilicates as Nucleophilic Fluorination Reagents. Org. Amp Biomol. Chem. 2024, 22 (5), 1047–1056. https://doi.org/10.1039/d3ob01875j.
(8) Trojan, M.; Hroch, A.; Gruden, E.; Cvačka, J.; Čejka, J.; Tavčar, G.; Rybáčková, M.; Kvíčala, J. Modified Aryldifluorophenylsilicates with Improved Activity and Selectivity in Nucleophilic Fluorination of Secondary Substrates. RSC Adv. 2024, 14 (31), 22326–22334. https://doi.org/10.1039/d4ra04332d.
(9) Surina, A.; Čejka, J.; Salvadori, K.; Lhoták, P. Anion Recognition Using Meta-Substituted Ureidocalix[4]Arene Receptors. Org. Amp Biomol. Chem. 2024, 22 (43), 8669–8678. https://doi.org/10.1039/d4ob01441c.
(10) Mamleev, K.; Čejka, J.; Eigner, V.; Krupička, M.; Dvořáková, H.; Lhoták, P. Reactivity of Phenoxathiin-Based Thiacalixarenes towards C-Nucleophiles. RSC Adv. 2024, 14 (19), 13463–13473. https://doi.org/10.1039/d4ra02524e.
(11) Nikishkin, N.; Cějka, J.; Eigner, V.; Šimková, L.; Ludvík, J.; Cuřínová, P.; Dvořáková, H.; Lhoták, P. Synthesis of Thiapillar[6]Arenes Bearing Redox-Active (Hydro)Quinone Groups. Electrochemical and XRD Study. J. Org. Chem. 2023, 88 (17), 12357–12366. https://doi.org/10.1021/acs.joc.3c01093.
(12) Kučnirová, K.; Kvíčala, J.; Svoboda, M.; Cvačka, J.; Čejka, J.; Rybáčková, M. Non‐Symmetrical Tetrafluoroalkadienes Synthesized by ROCM of 3,3,4,4‐Tetrafluorocyclobutene. Chem. – Eur. J. 2023, 29 (34). https://doi.org/10.1002/chem.202300435.
(13) Jurásek, B.; Fagan, P.; Dolenský, B.; Paškanová, N.; Dobšíková, K.; Raich, I.; Jurok, R.; Setnička, V.; Kohout, M.; Čejka, J.; Kuchař, M. A Structural Spectroscopic Study of Dissociative Anaesthetic Methoxphenidine. New J. Chem. 2023, 47 (9), 4543–4551. https://doi.org/10.1039/d2nj06126k.
(14) Navrátilová, T.; Tatar, A.; Havlík, M.; Hajduch, J.; Drozdová, M.; Gurung, K.; Palatinus, L.; Čejka, J.; Sedláček, J.; Anzenbacher, P.; Dolenský, B. Preparation and Characterization of Metalloporphyrin Tröger’s and Spiro-Tröger’s Base Derivatives. J. Org. Chem. 2022, 87 (22), 15178–15186. https://doi.org/10.1021/acs.joc.2c01716.
(15) Jurásek, B.; Rimpelová, S.; Babor, M.; Čejka, J.; Bartůněk, V.; Kuchař, M. Intriguing Cytotoxicity of the Street Dissociative Anesthetic Methoxphenidine: Unexpected Impurities Spotted. Int. J. Mol. Sci. 2022, 23 (4), 2083. https://doi.org/10.3390/ijms23042083.
(16) Kortus, D.; Kundrát, O.; Čejka, J.; Dvořáková, H.; Lhoták, P. Chemistry of 2,14-Dithiacalix[4]Arene: Searching for the Missing Fifth Conformer. J. Org. Chem. 2021, 86 (14), 9788–9801. https://doi.org/10.1021/acs.joc.1c01173.
(17) Skořepová, E.; Rohlíček, J.; Chatziadi, A.; Zvoníček, V.; Jirát, J.; Čejka, J.; Ridvan, L.; Šoóš, M. Low-Temperature Polymorphs of Lacosamide. J. Cryst. Growth 2021, 562, 126085. https://doi.org/10.1016/j.jcrysgro.2021.126085.
(18) Jurásek, B.; Čmelo, I.; Svoboda, J.; Čejka, J.; Svozil, D.; Kuchař, M. New Psychoactive Substances on Dark Web Markets: From Deal Solicitation to Forensic Analysis of Purchased Substances. Drug Test. Anal. 2021, 13 (1), 156–168. https://doi.org/10.1002/dta.2901.
(19) Landovský, T.; Babor, M.; Čejka, J.; Eigner, V.; Dvořáková, H.; Krupička, M.; Lhoták, P. Nucleophile-Induced Transformation of Phenoxathiin-Based Thiacalixarenes. Org. Biomol. Chem. 2021, 19 (37), 8075–8085. https://doi.org/10.1039/d1ob01487k.
(20) Polák, P.; Čejka, J.; Tobrman, T. Formal Transition-Metal-Catalyzed Phosphole C–H Activation for the Synthesis of Pentasubstituted Phospholes. Org. Lett. 2020, 22 (6), 2187–2190. https://doi.org/10.1021/acs.orglett.0c00359.
(21) Hájková, K.; Jurásek, B.; Čejka, J.; Štefková, K.; Páleníček, T.; Sýkora, D.; Kuchař, M. Synthesis and Identification of Deschloroketamine Metabolites in Rats’ Urine and a Quantification Method for Deschloroketamine and Metabolites in Rats’ Serum and Brain Tissue Using Liquid Chromatography Tandem Mass Spectrometry. Drug Test. Anal. 2020, 12 (3), 343–360. https://doi.org/10.1002/dta.2726.
(22) Tlustý, M.; Dvořáková, H.; Čejka, J.; Kohout, M.; Lhoták, P. Regioselective Formation of the Quinazoline Moiety on the Upper Rim of Calix[4]Arene as a Route to Inherently Chiral Systems. New J. Chem. 2020. https://doi.org/10.1039/d0nj01035a.
(23) Kortus, D.; Kundrát, O.; Tlustý, M.; Čejka, J.; Dvořáková, H.; Lhoták, P. Inherent Chirality through a Simple Dialkylation of 2,14-Dithiacalix[4]Arene. New J. Chem. 2020. https://doi.org/10.1039/d0nj03468a.
(24) Mach, S.; Jegorov, A.; Kuzma, M.; Zápal, J.; Šimek, Z.; Čejka, J.; Eigner, V. Epoxidation Is the Preferred Pathway of First-Stage Metabolism of Abiraterone Acetate in Brown Bullhead (Ameiurus Nebulosus). Environ. Sci. Pollut. Res. 2019, 26 (34), 34896–34904. https://doi.org/10.1007/s11356-019-06568-y.
(25) Čejka, J.; Cvak, L.; Žižková, S.; Kratochvíl, B.; Jegorov, A. Dihydrogen Bond in the Aminoborane Complex of a Nicergoline Intermediate. Molecules 2019, 24 (14), 2548. https://doi.org/10.3390/molecules24142548.
(26) Babor, M.; Nievergelt, P. P.; Čejka, J.; Zvoníček, V.; Spingler, B. Microbatch Under-Oil Salt Screening of Organic Cations: Single-Crystal Growth of Active Pharmaceutical Ingredients. IUCrJ 2019, 6 (1), 145–151. https://doi.org/10.1107/S2052252518017876.
(27) Búdová, M.; Skořepová, E.; Jan Čejka. Sodium Aspirin Salts: Crystallization and Characterization. Cryst. Growth Des. 2018, 18 (9), 5287–5294. https://doi.org/10.1021/acs.cgd.8b00718.
(28) Guricová, M.; Pižl, M.; Smékal, Z.; Nádherný, L.; Čejka, J.; Eigner, V.; Hoskovcová, I. Template Synthesis and Structure of Co(II), Ni(II), and Cu(II) Complexes with Pyridoxilydenetaurinate Schiff Base Ligand. Inorganica Chim. Acta 2018, 477, 248–256. https://doi.org/10.1016/j.ica.2018.03.031.
(29) Nievergelt, P. P.; Babor, M.; Čejka, J.; Spingler, B. A High Throughput Screening Method for the Nano-Crystallization of Salts of Organic Cations. Chem. Sci. 2018. https://doi.org/10.1039/c8sc00783g.
(30) Jurásek, B.; Králík, F.; Rimpelová, S.; Čejka, J.; Setnička, V.; Ruml, T.; Kuchař, M.; Kohout, M. Synthesis, Absolute Configuration and in Vitro Cytotoxicity of Deschloroketamine Enantiomers: Rediscovered and Abused Dissociative Anaesthetic. New J. Chem. 2018. https://doi.org/10.1039/c8nj03107j.
(31) Kvasničková, E.; Masák, J.; Čejka, J.; Maťátková, O.; Šícha, V. Preparation, Characterization, and the Selective Antimicrobial Activity of N-Alkylammonium 8-Diethyleneglycol Cobalt Bis-Dicarbollide Derivatives. J. Organomet. Chem. 2017, 827, 23–31. https://doi.org/10.1016/j.jorganchem.2016.10.037.
(32) Rohlíček, J.; Skořepová, E.; Babor, M.; Čejka, J. CrystalCMP : An Easy-to-Use Tool for Fast Comparison of Molecular Packing. J. Appl. Crystallogr. 2016, 49 (6), 2172–2183. https://doi.org/10.1107/S1600576716016058.
(33) Mosca, L.; Čejka, J.; Dolenský, B.; Havlík, M.; Jakubek, M.; Kaplánek, R.; Král, V.; Anzenbacher, P. Bowl-Shaped Tröger’s Bases and Their Recognition Properties. Chem. Commun. 2016, 52 (70), 10664–10667. https://doi.org/10.1039/C6CC05923F.
(34) Hošek, J.; Rybáčková, M.; Čejka, J.; Cvačka, J.; Kvíčala, J. Synthesis of Heavy Fluorous Ruthenium Metathesis Catalysts Using the Stereoselective Addition of Polyfluoroalkyllithium to Sterically Hindered Diimines. Organometallics 2015, 34 (13), 3327–3334. https://doi.org/10.1021/acs.organomet.5b00325.
