ISSN print edition: 0366-6352
ISSN electronic edition: 1336-9075
Registr. No.: MK SR 9/7

Published monthly

Volume 73, Number 6 / 2019, Pages 1309 – 1574

Chromatographic methods for the determination of butamirate citrate in presence of its degradation product		1309	–	1320
Ayat Mahmoud, Nahla sayed, Fekria Mosaad, and Eglal Souaya
An improved synthesis of the 5-HT1A receptor agonist Eptapirone free base		1321	–	1331
Wei Peng, Jian Chen, Hui Liu, Xiufang Li, Zhiwei Deng, Jing Yuan, Yizhou Peng, Yanjing Yang, and Shian Zhong
Design, synthesis and biological study of potent and covalent HER-2 tyrosine kinase inhibitors with low cytotoxicity in vitro		1333	–	1345
Shuyu Jin, Xiuyun Sun, Dan Liu, Hua Xie, and Yu Rao
The evaluation of molecular weight of polymers with the terminated boron dipyrromethene using end-group analysis		1347	–	1356
Tian-Yu Lan and Hai-Jun Du
Bacterial and chemical leaching of copper-containing ores with the possibility of subsequent recovery of trace silver		1357	–	1367
Nariman K. Zhappar, Valentin M. Shaikhutdinov, Yerkanat N. Kanafin, Oleg A. Ten, Darkhan S. Balpanov, Ilya V. Korolkov, Simon R. Collinson, Rakhmetulla Sh Erkasov, and Abdigali A. Bakibaev
Electrocatalytic effect of nano-wrinkled layer carbonaceous electrode: determination of folic acid by differential pulse voltammetry		1369	–	1376
Aslı Erkal-Aytemur, İlknur Üstündağ, İshak Afşin Kariper, Mustafa Oğuzhan Çağlayan, and Zafer Üstündağ
Determination of dopamine using the indium tin oxide electrode modified with direct electrodeposition of gold–platinum nanoparticles		1377	–	1388
Nahid Tavakkoli, Nasrin Soltani, Zohreh Karimi Tabar, and Mohammad Reza Jalali
Synthesis and investigation of structural, optical, dielectric and electronic properties of a new hybrid: [C₁₃H₂₁N₂O₂](Cd(SCN)₃)		1389	–	1399
Rahma Jabbar, Francois Michaud, and Slaheddine Kamoun
Application of acid-promoted UiO-66-NH₂ MOFs in the treatment of wastewater containing methylene blue		1401	–	1411
Yunxia Fang, Liuxue Zhang, Qianqian Zhao, Xiulian Wang, and Xu Jia
Robust acidic pseudo-ionic liquid catalyst with self-separation ability for esterification and acetalization		1413	–	1421
Yingxia Shi and Xuezheng Liang
Design and optimization of open-channel water ultraviolet disinfection reactor		1423	–	1436
Tipu Sultan, Zeshan Ahmad, and Khazar Hayat
The composition, chemical properties, and processing of the unique niobium–rare earth ores of the Tomtor deposit		1437	–	1446
V. I. Kuzmin, D. S. Flett, V. N. Kuzmina, A. M. Zhizhaev, N. V. Gudkova, D. V. Kuzmin, M. A. Mulagaleeva, A. V. Tolstov, and O. A. Logutenko
Theoretical study of diminutive and cooperative effects in triad C₄B₂H₆(HF)₂ complexes		1447	–	1457
Sara Amiri, Abedien Zabardasti, and Saeed Farhadi
Investigation on extraction behavior and extraction mechanism of uranium(VI) with DGA derivative into organic system from aqueous solution		1459	–	1467
Lili Xiao, Peng Ren, Yang Li, Rong Hua, Zhifen Wang, Zhanggao Le, Yanxia Geng, and Tao Yu
A quinoline-based Schiff base for significant fluorescent “turn-on” and absorbance-ratiometric detection of Al³⁺		1469	–	1479
Yu-Qing Ma, Xue-Jiao Sun, Ming-Qiang Li, Shuang Zeng, Zhi-Yong Xing, and Jin-Long Li
A simple fluorescent pH probe and its application in cells		1481	–	1488
Jian-bin Chao, Ming Li, Yong-bin Zhang, Cai-xia Yin, and Fang-jun Huo
Effect of nano-metal oxide and nano-metal oxide/graphene composites on thermal decomposition of potassium perchlorate		1489	–	1497
Ping-An Liu, Meng-jun Wang, Lu Wang, Jun Wang, and Ting Wang
CF₃CF₂CF₂C(CF₃)₂-based fluorinated surfactants with high surface activity		1499	–	1508
Ding Zhang, Min Sha, Renming Pan, Xiangyang Lin, Ping Xing, and Biao Jiang
A colorimetric microfluidic sensor made by a simple instrumental-free prototyping process for sensitive quantitation of copper		1509	–	1517
Guan-Li Xie, Hong Yu, Mu-Han Deng, Xue-Liang Zhao, and Peng Yu
Solvent effects on low-lying absorptions and vibrational spectra of thieno[3,4-b]pyrazines: the role of unconventional C–H···N bonds		1519	–	1527
Marcos V. A. Damasceno, Vinícius Manzoni, Lucas Modesto-Costa, Geanso M. Moura, Jordan Del Nero, Alberto Torres, and Rodrigo Gester
A survey on exergy, energy and environmental analysis of sulfur recovery unit in case of five intensified configurations		1529	–	1539
Ali Rostami and Yadollah Tavan
Use of ultrasound-assisted co-precipitation route to obtain CuMnO₂ semiconductor nanomaterials		1541	–	1546
Maria Poienar, Antoanetta Lungu, Paula Sfirloaga, Mihai Lungu, Ciprian Valentin Mihali, and Paulina Vlazan
Effective catalysts derived from waste ostrich eggshells for glycolysis of post-consumer PET bottles		1547	–	1560
Isti Yunita, Siraphat Putisompon, Peerapong Chumkaeo, Thinnaphat Poonsawat, and Ekasith Somsook
Theoretical study on kinetics of ammonia-catalyzed ground-state tautomerization in 2-pyridone: effect of chemical modification		1561	–	1569
Mei Ni and Hua Fang
Amidation of fatty acid methyl ester using metal oxides and hydroxides as catalysts		1571	–	1574
Konstantin K. Shirshin, Anton L. Esipovich, Oleg A. Kazantsev, and Aleksey V. Gushchin

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