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Synthesis, structure, photoluminescence, band gap and energy transfer mechanism of a novel bimetallic thulium–mercury compound with a three-dimensional framework J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-05 Wen-Tong Chen
Abstract Under hydrothermal conditions, a novel bimetallic thulium–mercury compound {[Tm(H2O)2(IA)3]2n[(Hg6Br13)n]}(nHgBr2)·4nH2O·nH3O (1) (IA = isonicotinato anion) was prepared and the crystal structure was characterized by single-crystal and powder X-ray diffraction. It is characterized by a three-dimensional (3D) framework with a novel two-dimensional (2D) inorganic [(Hg6Br13)n] layer. Solid-state
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The synthesis and dielectric properties of a new phenylbenzoate-based calamitic liquid crystal J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-04 Esma Ahlatcıoğlu Özerol, Hale Ocak, Belkız Bilgin Eran, Selvi Karavelioğlu
The dielectric investigation has a great importance in liquid crystal studies as a supportive method to DSC for a complete characterization of liquid crystals as well as in the electronic applications. In this study, the synthesis, mesomorphic characterization and dielectric properties of a new phenylbenzoate-based three-ring calamitic liquid crystal which composed of ester linking groups, (S)-3,7-dimethyloctyloxy
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Self-association process of tetracycline antibiotic in different aqueous solutions: a joint experimental study and molecular dynamics simulation J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-04 Mahtab Nabavi, Mohammad Reza Housaindokht, Mohammad Reza Bozorgmehr, Abbas Sadeghi
Tetracycline is one of the most commonly used antibiotics in a wide range of antibacterial drugs. Self-association of drugs (e.g. antibiotics) causes problems, such as increasing toxicity and reducing penetration of drugs through cell membranes. In this study, the self-association process of tetracycline was investigated experimentally and theoretically in aqueous, ethanol, and salt solutions. Spectroscopy
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Design of a new electrochemical sensor based on the CuO/GO nanocomposites: simultaneous determination of Sudan I and bisphenol A J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-04 Fatemeh Ebrahimi-Tazangi, Hadi Beitollahi, Hoda Hekmatara, Jamileh Seyed-Yazdi
The present research reported the synthesis and electrochemical activities of CuO/GO nanocomposites modified screen-printed graphite electrode (CuO/GO/SPGE) as one of the highly sensitive electrochemical sensors to determine Sudan I. Therefore, we utilized cyclic voltammetry, chronoamperometry, and differential pulse voltammetry (DPV) to examine electrochemical behavior of Sudan I at CuO/GO/SPGE. This
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Studies of the photocatalytic and electrochemical performance of the Fe 2 O 3 /TiO 2 heteronanostructure J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-03 Abdelhak Othmani, Salah Kouass, Thamer Khalfi, Sabrine Bourchada, Fathi Touati, Hassouna Dhaouadi
The α-Fe2O3/TiO2 nanostructure material, synthesized on FTO (fluorine-doped tin oxide) substrate using the hydrothermal method at 180 °C for 5 h, exhibits an enhanced performance in the photocatalytic degradation of an organic dye. The optical band gap was found to decrease compared to the TiO2 one. The photocatalytic performances of the as-prepared heterojunction were evaluated with the degradation
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Efficient synthesis of spirooxindole derivatives by magnetic and recyclable CaFe 2 O 4 @MgAl-LDH J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-08-01 Mehri Salimi, Reza Sandaroos, Farzaneh Esmaeli-nasrabadi
A promising chemotherapeutic agent is spirooxindole. Probable targets involve cancers of the lung, liver, breast, colon, stomach, and prostate. Widespread drug discovery applications and biological activity are significant synthetic targets of spirooxindoles. In the present study, the synthesis of CaFe2O4 nanoparticles via the sol–gel method is discussed. Vibrating sample magnetometer, scanning electron
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Synthesis of novel benzimidazoles at room temperature, under solvent-free condition and their biological studies J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-31 Susheel Gulati, Rajvir Singh, Suman Sangwan, Suprita Rana
Abstract An efficient and facile synthesis of substituted novel benzimidazoles (3a–3h) mediated by fruit juices viz. Cocos nucifera L. juice, Citrus limetta juice and Citrus sinensis L. juice, via condensation of substituted aldehydes (1a–1h) and o-phenylenediammine (2a) under solvent-free condition at room temperature is presented in this paper. The purity of compounds was confirmed by melting point
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Study on the physico-chemical properties of reduced graphene oxide with different degrees of reduction temperature J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-30 Pankaj Kumar, Neetu Divya, Jatinder Kumar Ratan
A thermal reduction is a promising approach for the synthesis of graphene owing to its eco-friendly nature, cost-effective and mass production. However, the elucidation of the structural conformation in graphene oxide concerning for the reduction in temperature remains unclear. In this study, commercially available graphite (Gr) powder was first exploited in distilled water, which was chemically oxidized
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The theoretical investigation of intermolecular interactions between iminophosphorane and HSX (X = F, Cl and Br) J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-28 Motaleb Ghasemian, Soghra Japelaghi
MP2/aug-cc-pVDZ calculations were employed to interpret the molecular interactions of iminophosphorane (IP) and HSX (X = F, Cl and Br). The halogen bond (X···N), hydrogen bond (H···N, H···X, H···S) and S···N interactions were found for complex formation between IP and HSX molecules. Among the predicted models, the S···N and H···N interactions have been recognized as important types of these interactions
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Investigation of experimental results and D -optimal design of hafnium ion extraction from aqueous system using emulsion liquid membrane technique J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-27 Iman Salahshoori, Ali Hatami, Ahmad Seyfaee
Hafnium metal is used in a wide range of industries such as microprocessor manufacturing, nuclear reactors and special alloys due to its physical, chemical and radiation properties. Emulsion liquid membrane (ELM) is an effective and efficient alternative for heavy metal separation compared to conventional methods due to high selectivity, energy-saving, high mass transfer and low operating capital.
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Choline proline ionic liquid-modified magnetic graphene oxide combined with HPLC for analysis of fenthion J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-26 Qing Gao, Wei Liu, Xiashi Zhu
In this paper, a green proline choline ionic liquid ([Ch][Pro])-modified magnetic graphene oxide was used as the solid-phase extractant (Fe3O4@SiO2@GO@[Ch][Pro]), which was characterized by FIR and hysteresis loops. A novel method for the determination of fenthion by magnetic solid-phase extraction with HPLC was established. Factors affecting extraction and elution performance were investigated, such
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Investigation of spectroscopic properties and molecular dynamics simulations of the interaction of mebendazole with β-cyclodextrin J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-23 Fakhri O. Yousef, Raed Ghanem, Khaldoun A. Al-Sou’od, Asia Alsarhan, Rasha K. Abuflaha, Khaled Bodoor, Khaleel I. Assaf, Musa I. El-Barghouthi
The effect of β-cyclodextrin (β-CD) on the spectroscopic properties of mebendazole, MBZ, in aqueous solution was investigated at pH values of 2.0, 4.0, 6.0, 8.0, 10.0, and 12.0, where mebendazole exists as protonated (HMBZ+), neutral (MBZ), or deprotonated (MBZ−) forms. Mebendazole shows two absorption bands at 236 nm and 288 nm at pH 2.0, which are shifted gradually as pH increases to 265 nm and 350 nm
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Synthesis, antitumor activity, enzyme assay, DNA binding and molecular docking of Bis -Schiff bases of pyrazoles J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-22 Nesrin M. Morsy, Ashraf S. Hassan, Taghrid S. Hafez, Mohamed R. H. Mahran, Inass A. Sadawe, Abdul M. Gbaj
A novel series of Bis-Schiff bases of pyrazoles 9–24 were synthesized by the direct condensation of 5-aminopyrazoles 4a–d with dialdehydes 8a–d in ethanol. The newly synthesized Bis-Schiff bases of pyrazoles 9–24 were characterized and confirmed by analytical and spectroscopic data. Some selected Bis-Schiff bases were investigated for their in vitro anti-proliferation activity toward three human carcinoma
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Facile synthesis of Ce-doped SnO 2 nanoparticles with enhanced performance for photocatalytic degradation of organic dye J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-21 Ameer Baig Ali Baig, Vadamalar Rathinam, Jayanthi Palaninathan
Cerium (Ce)-doped tin dioxide (SnO2) nanoparticles (NPs) have been prepared by a facile hydrothermal coprecipitation route for photocatalytic decomposition of methyl orange (MO) dye. The as-obtained NPs were characterized using different physical methods. X-ray diffraction (XRD) analysis found a rutile-phase-like crystalline structure. X-ray photoelectron spectroscopy (XPS) revealed specific energies
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Benzothiazole applications as fluorescent probes for analyte detection J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-19 Fanyong Yan, Jingru Sun, Yueyan Zang, Zhonghui Sun, Hao Zhang, Xiang Wang
Abstract The introduction of certain structures or functional groups on benzothiazole and its derivatives containing a benzene ring and a thiazole ring can be used to construct benzothiazole fluorescent probes. Based on the mechanism of photoinduced electron transfer, excited-state intramolecular proton transfer (ESIPT), intramolecular charge transfer, aggregation-induced emission, the obtained fluorescent
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Ultrasonic-assisted extraction of 10-deacetylbaccatin III from Taxus baccata L.: optimization using response surface methodology J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-18 Berkant Kayan, A. Murat Gizir, Dimitrios Kalderis
The ultrasonic-assisted extraction of 10-deacetylbaccatin III from needles of Taxus baccata L. was evaluated using ethanol and methanol as solvents. The effects of temperature, extraction time and particle size were determined by response surface methodology. In the case of ethanol, the optimum values of temperature, extraction time and needle particle size were determined as 44.8 °C, 40.1 min and
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Recent advances in preparation and application of sulfonic acid derivatives bonded to inorganic supports J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-15 Khodabakhsh Niknam, Hajar Hashemi, Morteza Karimzadeh, Dariush Saberi
Abstract Heterogeneous acid-catalyzed organic transformations can be classified as one of the most important aspects of catalysis mostly due to its ability in recycling. This review deals with general discussion on the preparation of sulfonic acid derivatives immobilized on inorganic supports such as silica, periodic mesoporous silica, magnetic nanoparticles, metal organic frameworks, KIT-6, ZSM-5
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Successive ionic layer adsorption and reaction (SILAR) deposition of nickel sulfide on the Fe 2 O 3 nanotube for efficient photocathodic protection of stainless steel under visible light J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-14 Mohamad Mohsen Momeni, Yousef Ghayeb, Mehrdad Akbarnia, Zahra Barati
Nickel sulfide deposited on the Fe2O3 nanotube surfaces (NiS/Fe2O3) via successive ionic layer adsorption and reaction (SILAR) method was applied as a novel photoanode in the photocathodic protection in order to retard the corrosion of 403 stainless steel. The morphology, crystal structure, and elemental composition were characterized by scanning electron microscopy, X-ray diffraction, and energy dispersive
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Magnetic solid phase preconcentration of cadmium in water samples using sulfonic acid functionalized Kit-6 magnetite mesoporous nanocomposites followed by flame atomic absorption spectrometry J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-11 Shahab Shariati, Nasrin Parto, Elahe Bozorgzadeh, Pegah Zanjanchi, Sara Rahnama
In this study, a simple and sensitive extraction method has been developed for preconcentration of trace amounts of cadmium ions using Kit-6 magnetite mesoporous nanocomposites (MMNCs) functionalized with sulfonic acid groups as adsorbent in solid phase extraction followed by flame atomic absorption spectrometry. For this purpose, the Kit-6 mesoporous silica was chemically synthesized on the surface
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Homogeneous catalytic oxidation of alkenes employing mononuclear vanadium complex with hydrogen peroxide J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-10 Abhishek Maurya
Abstract Homogeneous liquid-phase oxidation of alkenes (allylbenzene, cis-cyclooctene, 4-chlorostyrene, styrene, 2-norbornene, 1-methyl cyclohexene, indene, lemonine, and 1-hexene) were catalyzed by using vanadium complex [VO(hyap)(acac)2] in existence of H2O2. The complex [VO(hyap)(acac)2] was formed as a crystal by the reaction of [VO(acac)2] and 2-hydroxyacetophenone (hyap) in the presence of methanol
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Synthesis and evaluation of biological activity of novel chromeno[4,3-b]quinolin-6-one derivatives by SO 3 H-tryptamine supported on Fe 3 O 4 @SiO 2 @CPS as recyclable and bioactive magnetic nanocatalyst J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-08 Sara Hosseinzadegan, Nourallah Hazeri, Malek Taher Maghsoodlou, Mohammadreza Moghaddam-Manesh, Moheb Shirzaei
Abstract New derivatives of chromeno[4,3-b]quinolin-6-one were synthesized using novel SO3H-tryptamine supported on Fe3O4@SiO2@CPS which could be recycled as an effective magnetic nanocatalyst. SEM, EDX, XRD, FT-IR, TGA, VSM and BET analyses were utilized to confirm the magnetic nanocatalyst structure. Evaluation of Antimicrobial (antibacterial and antifungal) function of magnetic nanocatalyst as well
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Application of trityl moieties in chemical processes: part I J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-06 Saeed Baghery, Mahmoud Zarei, Mohammad Ali Zolfigol, Shadpour Mallakpour, Vajiheh Behranvand
Triphenylcarbenium ions (trityl cations: [RPh]3C+) are broadly identified organic compounds, because of their several uses, such as protective group, a catalyst for C–C bond formation, dye chemistry, carbohydrate chemistry, oxidation and reduction reagent, polymer and peptide synthesis, chiral catalyst, activity-based probes, and photochemical reactions. Trityl cations have also been applied as neutral
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Rare earth Ce- and Nd-doped spinel nickel ferrites as effective heterogeneous catalysts in the (ep)oxidation of alkenes J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-05 Mohamed Shaker S. Adam, Aly M. Hafez, Mai M. Khalaf
Cerium (Ce)- and neodymium (Nd)-doped spinel nickel ferrites catalysts system were synthesized using a cost-effective sol–gel route. The as-prepared nickel ferrites and its doped Ce and Nd nanomaterials were characterized in terms of Fourier transform infrared spectrophotometry, X-ray diffraction, field emission scanning electron microscopy, energy-dispersive X-ray spectroscopy, transmission electron
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Synthesis of benzimidazoles by two methods (C–H functionalization and condensation reaction) catalyzed by α -zirconium hydrogen phosphate-based nanocatalyst J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-21 Abdol R. Hajipour, Saedeh Zakery, Zahra Khorsandi
In this report, two heterogeneous nanocatalysts based on α-zirconium hydrogen phosphate were applied. These heterogeneous catalysts have demonstrated the promising catalytic activity for the synthesis of 2-substituted benzimidazoles in two different methods. One of these reactions is the functionalization of the C–H bond and the formation of C–N bond, and the other reaction involves the condensation
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Preparation of three-dimensional graphene free-standing electrochemical sensor and its potential application in glucose determination J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-07-02 Xingchen Zhai, Pan Chen, Weiqiang Cao, Jia Liu, A. M. Abd El-Aty, Ahmet Hacımüftüoğlu, Xin Yang
Abstract Lightweight, flexible electrodes based on three-dimensional (3D) graphene have attracted increasing attention owing to their potential applications in many fields. In this work, we developed 3D graphene through different methods and evaluated the potential of these materials as free-standing electrodes. Finally, the 3D graphene synthesized by hydrothermal gelation with cobalt ions as a cross-linking
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Modification of rice husk silica with bovine serum albumin (BSA) for improvement in adsorption of metanil yellow dye J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-08 Rahmiana Zein, Zebbil Billian Tomi, Syiffa Fauzia, Zilfa Zilfa
In the present research, bovine serum albumin-modified silica from rice husk has been prepared and examined as adsorbent for removal of the metanil yellow dye. The silica was obtained by purification of silica from the rice husk. Rice husk was heated up at 700 °C for 4 h, the obtained rice husk ash was mixed with NaOH 5% and acidified with HNO3 10% to obtain silica. The modification was carried out
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Improvement in fast Na-ion conduction in Na 3+x Cr x Ti 2−x (PO 4 ) 3 glass–ceramic electrolyte material for Na-ion batteries J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-08 Shyam Sundar Gandi, Suman Gandi, Naresh Kumar Katari, Wanichaya Mekprasart, Wisanu Pecharapa, Dimple P. Dutta, Balaji Rao Ravuri
Abstract In this report, efforts were made to investigate and characterize a variety of compositions in a glass system of general formula Na3+xCrxTi2−x(PO4)3 (x = 0, 0.25, 0.5 and 0.75 mol%, designated as NCTPx) to optimize their properties for use in Na-ion batteries. Several crystalline phases such as Na3Ti2(PO4)3 (COD-4106515) (NASICON), Cr2O3 (ICSD-25781) and Cr(PO3)3 (ICSD-39410) are precipitated
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Zinc substituted Keggin-type polyoxometalate on Dowex: a green heterogeneous catalyst for oxidation of alcohols in water J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-08 Mehdi Aghayi, Bahram Yadollahi, Mostafa Riahi Farsani
In this work, homogeneous and heterogeneous oxidation of alcohols by H2O2 in the presence of [(n-C4H9)4 N]5[PW11ZnO39].3H2O and [PW11ZnO39]5− supported on Dowex 22 as catalysts have been investigated. Using water as a green solvent, different alcohols were converted into the corresponding aldehydes and ketones in high to excellent yields. Dowex 22 supported polyoxometalate, PW11Zn@Dowex, was also catalyzed
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Green-synthesized Cu 2 O nanoaggregates incorporated on β-cyclodextrin for catalytic reduction and electrochemical sensing J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-08 Jaise Mariya George, Beena Mathew
Abstract Microwave-assisted methods are facile synthetic routes for the synthesis of nanoparticles. Cu2O nanoaggregates (Cu2O NA) were synthesized using Bauhinia purpurea (B. purpurea) leaf extract via microwave method. The incorporation of Cu2O NA in β-cyclodextrin generated Cu2O-β-CD nanocomposite (Cu2O-β-CD NC). The structure and morphology of the Cu2O-β-CD NC were investigated using characterization
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A comparative study on the optimization of the fatty acids pretreatment parameters using central composite design with response surface methodology J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-07 Marjan Borazjani, Morteza Bahram, Mohammad Hossein Banabazi
Comparative studies on esterification methods for the quantitative determination of fatty acids (FAs) were accomplished using a rotatable central composite design (RCCD). The effect of the three methylation methods on the isomerization of unsaturated fatty acids in gas chromatography analysis was also evaluated. The experimental design showed that the effect of both temperature and duration time of
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DFT investigation onto axial ligand effects on the TPP ligand and its manganese complexes [Mn(TPP)(O)(X)] (X=F-, Cl-, Br-) J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-07 Somayyeh Babaei, Mahmood Niad, Zahra Solati
A theoretical study on the structure and nature of the Mn-X bond in tetraphenylporphyrin and its manganoporphyrines containing halogen as an axial ligand [Mn(TPP)X] {X=F, Cl and Br} was carried through density functional B3LYP/6-311G and M06/def2TZVP methods. Comparison of length and angle of bonds in the optimized geometry of [Mn(TPP)Cl] to its X-ray single crystal structure revealed that M06/def2TZVP
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A green and simple liquid-phase microextraction based on deep eutectic solvent for the erythrosine prior to its UV–VIS spectrophotometric detection J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-06 Zeliha Erbas, Mustafa Soylak
A simple, sensitive, effective and rapid liquid-phase microextraction (LPME) method based on deep eutectic solvent (DES) was developed for the preconcentration and determination of erythrosine in the drug, water and powdered fruit juice samples prior to its UV–VIS spectrophotometric determination. In the DES-LPME study, the analytical parameters affected on extraction efficiency of the analyte were
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New and sensitive magnetic carbon paste electrode for voltammetry determination of morphine and methadone J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-05 Nahid Yousefi, Mohsen Irandoust, Maryam Haghighi
A novel and sensitive modified magnetic carbon paste electrode (MMCPE) is introduced. Magnetic carbon paste electrode (MCPE) was fabricated by a ring magnet that was put behind an insulin syringe packed with a mixture of graphite powder, multi-walled carbon nanotube (MWCNT), and paraffin oil. The surface of the MCPE was modified by immersing the electrode in a suspension of nanomagnetic core-shell
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Validated HPLC and stability-indicating densitometric chromatographic methods for simultaneous determination of camylofin dihydrochloride and paracetamol in their binary mixture J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-06-03 Sawsan A. Abdel Razeq, Israa A. Khalil, Samah A. Mohammd
Two accurate, sensitive, precise and selective HPLC and stability-indicating TLC methods were developed for the simultaneous determination of camylofin-2HCl and paracetamol. Forced acid, alkali and oxidative degradation of camylofin-2HCl were tried where complete degradation was achieved using 5 N HCl. HPLC method was developed to determine the mixture of the two drugs using Zorbax NH2 column and a
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A validated potentiometric method for determination of alfuzosin hydrochloride in pharmaceutical and biological fluid samples J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-21 Marwa El Badry Mohamed, Eman Y. Frag, Yasmin M. Gamal Eldin
Recently, graphene nanosheet has attracted the most attention for the potential applications in various electrochemical sensing fields to biomedical diagnosis and therapy due to its large theoretical specific surface area, unique physical and electrical properties. In this paper, a newly sensitive and selective modified carbon paste electrodes (MCPEs) were developed for the determination of alfuzosin
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A simple method for the rapid synthesis of 2-amino-7,7-dimethyl-5-oxo-1,4-diaryl-hexahydroquinoline-3-carboxamide derivatives J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-15 Fahimeh Sadat Hosseini, Mohammad Bayat
Abstract Simple synthesis of oxoquinoline carboxamide derivatives via one-pot, multi-component reaction of enaminones derived from the addition of dimedone to various anilines with aromatic aldehydes and cyanoacetamide is described. Optimal reaction conditions for the synthesis of products were obtained, when EtOH/H2O (1:1) was used as the solvent at 80 °C, in the presence of piperidine as the catalyst
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Recent investigations in the synthesis of spirooxindole derivatives by Iranian researchers J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-15 Leila Youseftabar-Miri, Hamide Hosseinjani-Pirdehi, Ahmad Akrami, Sara Hallajian
Abstract Among isatin-based heterocyclic, spirooxindoles are interesting synthetic molecules because of their variety of pharmacological activities. There is a wide range of multi-component reactions that cover this topic. This review covers the different synthesis methods of spirooxindoles reported by Iranian researchers in the last 15 years. Graphic abstract
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Synthesis, molecular structure, DFT calculations and biological activity of acetoxy linearol J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-10 Züleyha Özer
Acetoxy linearol (ent-3β,7α,18-triacetoxykaur-16-ene), a natural compound was synthesized from linearol isolated from endemic Sideritis species and structurally characterized using diverse spectroscopic techniques such as 1H, 13C NMR and FT-IR. The geometrical parameters, vibrational frequencies and gauge including atomic orbital (GIAO) 1H and 13C NMR chemical shift values of acetoxy linearol (1) in
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Direct conversion of terminal alkenes to aldehydes via ozonolysis reaction in rotating zigzag bed J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-07 Zhengyong Liang, Tong Wei, Jun Xie, Hua Li, Hui Liu
In this study, continuous ozonolysis of terminal alkenes in a rotating zigzag bed was developed. Rotating zigzag bed is a new type high gravity unit relative to the previous rotating packed bed and can intensify mass transfer remarkably. The rotating zigzag bed takes advantage of centrifugal force to mix liquid and gas phase effectively. The H2O in acetone acts as an in situ reducing agent for the
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Application of zirconium-based metal–organic frameworks for micro-extraction by packed sorbent of urinary trans, trans-muconic acid J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-05-07 Razzagh Rahimpoor, Abdulrahman Bahrami, Davood Nematollahi, Farshid Ghorbani Shahna, Maryam Farhadian
Abstract In this study, we report for the first time developing an analytical method based on three metal–organic frameworks (MOF) including UiO-66, UiO-66-NH2 and UiO-66-NH2 @ Fe3O4-SiO2 in micro-extraction by packed sorbent (MEPS) extracting trans, trans-muconic acid (tt-MA) in urine. The FT-IR, XRD and FE-SEM techniques were used for characterization of the synthesized MOFs. The effects of some
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Adsorption process of Co(acac) 2 catalyst on the surface of mesoporous silica gel particles: an effective method to make a new supported catalyst for the controlled radical polymerization of vinyl acetate J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-30 Mohammad Ali Semsarzadeh, Alireza Sabzevari
Abstract The supported catalysts, specifically those containing cobalt(II) acetylacetonate (Co(acac)2), are among the important materials for the organometallic-mediated radical polymerization of vinyl acetate (VAc) monomers. In this study, we report an applicable and efficient technique to produce new supported Co(acac)2 catalysts through adsorption of Co(acac)2 on the surface of mesoporous silica
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Dispersive solid-phase microextraction with arginine-functionalized magnetic nanocomposite as the sorbent for separation and preconcentration of aspartame and optimization using response surface methodology J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-30 Hasan Ali Hosseini, Somayeh Heydari, Zarrin Es’haghi, Leili Zare
In this study, the surface of magnetic dialdehyde starch nanocomposite has been modified with arginine amino acid (Arg) and employed as an adsorbent for the enrichment of aspartame (ASP) in different real samples. Magnetite dispersive solid-phase microextraction (MDSPME), which had been combined with spectrophotometry, has been used to determine the extracted aspartame. The Plackett–Burman design has
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Synthesis and pharmacological evaluation of 1,3,4-thiadiazole bearing pyrimidine derivatives as STAT3 inhibitor for treatment of breast cancer J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-28 B. Sravanthi, L. Kaviarasan, T. K. Praveen, Pindiprolu S. S. Sai Kiran, C. Pavankumar, B. Gowramma
Novel scaffold of 1,3,4-thiadiazolo-(3,2-α)-pyrimidine-6-carbonitrile derivatives was designed based on SAR of known inhibitors of STAT3 and synthesised using optimized reaction condition. These compounds were subjected to in silico studies using Discovery studio software and evaluated for their anticancer activity. A docking study of the newly synthesized compounds was performed; the results showed
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Stability-indicating chromatographic and UV spectrophotometric methods for determination of colchicine J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-25 Sawsan A. Abdel Razeq, Israa A. Khalil, Samah A. Mohammed
Colchicine is an alkaloid that used in the relief of acute gout. Three simple, sensitive, selective and rapid methods have been developed for the determination of colchicine in the presence of its alkaline degradation product with good applicability on its pharmaceutical formulation. The first method was based on TLC separation of colchicine and its degradation using chloroform/methanol/conc ammonia
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Novel electrochemical sensor based on polydopamine molecularly imprinted polymer for sensitive and selective detection of Acinetobacter baumannii J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-24 Mahmoud Roushani, Masoumeh Sarabaegi, Arman Rostamzad
Acinetobacter baumannii (A. baumannii) which is one of the most problematic causative agents of nosocomial infections, worldwide, can severely cause morbidity and mortality within the healthcare community and present a particular threat to intensive care unit patients. The infection caused by these bacteria strains is a major cause for concern among healthcare professionals and is prompting changes
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Achilles' heel of the killer virus: the highly important molecular targets for hitting SARS-CoV-2 that causes COVID-19 J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-24 Reza Yousefi, Ali Akbar Moosavi-Movahedi
As an immediate priority, finding a solution for the new coronavirus (SARS-CoV-2) pandemic is on the agenda of scientists of the world. Herein, we summarize all the suggested global solutions proposed by scientists and physicians so far to stop this dangerous virus. Also, the important molecular targets for hitting the killer virus are highlighted.
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A Co(salen)-based metal–organic framework: suppresses breast cancer cell proliferation, migration and invasion J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-23 Jin-Cai Wang, Zhen-Lei Shao, Hui-Ling Li, Huai-Yuan Zhu, Hong-Yan Hou, Geng Liu
In this research, by using the metalloligands approach, a new heterometallic–organic framework has been successfully prepared by one-step synthesis of reacting H4L with metal acetate in water and EtOH mixed solvent, and its chemical formula is {CdNa2(H2O)3[(CoL)2Na(OH)(H2O)]}·6H2O (1, H4L = 3,3′-((1E,1′E)-(cyclohexane-1,2-diylbis(azanylylidene))bis(methanylylidene))bis(4-hydroxybenzoic acid)). In the
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A new spectrophotometric method based on peroxidase enzymatic reaction to determine tetracycline in pharmaceutical and water samples J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-04-22 Sam-ang Supharoek, Kraingkrai Ponhong, Bordin Weerasuk, Watsaka Siriangkhawut, Kate Grudpan
An enzymatic method for cost-effective and reliable spectrophotometry was described based on the catalytic reaction of peroxidase enzyme to detect and determine tetracycline. Daikon (Raphanus sativus L.), a local vegetable, was exploited as a source of peroxidase enzyme, extracted by a simple method and utilized for tetracycline detection without any purification steps. A blue color product which absorbed
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Design, synthesis, characterization and fluorescence property evaluation of dehydroacetic acid-based chalcones J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2019-12-23 Reza Teimuri-Mofrad, Keshvar Rahimpour, Mohammad Gholizadeh
Abstract In this study, we decided to synthesize some new chalcone-type dyes derived from dehydroacetic acid (DHA) by the condensation of 4-amino-substituted benzaldehyde with DHA under the base-catalyzed condition and investigate their ability for rearrangement in acidic condition. For this purpose, initially we prepared the 4-aminobenzaldehyde derivatives via nucleophilic aromatic substitution reaction
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Effect of different cross-linking agents on the preparation of bovine serum albumin nanoparticles J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-03 Fatemeh Amighi, Zahra Emam-Djomeh, Mohsen Labbafi-Mazraeh-Shahi
Albumin nanoparticles are considerable in nanotechnology due to their high solubility in aqueous media, their ability to interact with various compounds, and their ease of nanoparticle tailoring from them. Due to the undesirable effects of glutaraldehyde (GT) as a cross-linker, the aim of this study was to investigate different cross-linking agents such as tannic acid, ascorbic acid, citric acid, sorbitol
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Optimization and development of drug loading in hydroxyapatite–polyvinyl alcohol nanocomposites via response surface modeling approach J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-09 Samira Jafari, Ali Akbar Saboury, Hosnieh Tajerzadeh, Payam Hayati, Mojtaba Dehghanian, Fatemeh Pashaei Soorbaghi, Milad Ghorbani, Vali ollah Kashani, Hossein Derakhshankhah
In the present study, parameters affecting the particle size and drug loading of curcumin-loaded hydroxyapatite–polyvinyl alcohol (HAp-PVA) nanocomposites were investigated and optimized. The nanocomposites were synthesized by using chemical precipitation technique, and curcumin was subsequently incorporated into the prepared nanocomposites through an impregnation methodology. Dynamic light scattering
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Highly active copper in dye discoloration via a heterogeneous Fenton-like process J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-04 Meriem Hamidani, Souad Djerad, Lakhdar Tifouti, Mohamed Boulkra
This study presents the discoloration of methylene blue by heterogenous Fenton-like process using copper. Copper was prepared with sodium ascorbate, an eco-friendly reagent under atmospheric conditions and characterized using X-ray diffraction and scanning electron microscope analysis. Sub-micron-sized particles were formed and mainly composed of metallic copper Cu with the minor presence of Cu2O.
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Application of central composite design for electrochemical oxidation of reactive dye on Ti/MWCNT electrode J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2019-12-23 Farideh Nabizadeh Chianeh, Mohammad Sadegh Avestan
In the present study, degradation of Reactive Orange 7 dye was investigated using a new designed titanium electrode, in which a plate of Ti was coated with multi-walled carbon nanotubes (Ti/MWCNT) via electrophoretic deposition technique. A series of characterizations including field scanning electron microscopy, X-ray diffraction, cyclic voltammetry, scanning electrochemical impedance spectroscopy
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Synthesis and antiproliferative activity of new hybrids bearing neocryptolepine, acridine and α-aminophosphonate scaffolds J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-21 Abdullah A. S. Ahmed, Hanem M. Awad, Ibrahim El-Tantawy El-Sayed, Ahmed A. El Gokha
Synthesis of novel α-aminophosphonate hybrids 8a–f was accomplished by the reaction of 11-phenoxy-4-formylneocryptolepine 3, aminoalkylamino acridines 6a–f and diphenyl phosphite 7 in the presence of lithium perchlorate as Lewis acid catalyst in methanol. The starting aldehyde 3 was obtained by reaction of 11-chloroneocryptolpine 1 with 4-hydroxybenzaldehyde 2 in the presence of potassium carbonate
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Novel CAR inverse agonist candidates: a combination of docking–QSAR inhibition activity modeling of a series of CINPA1 analogs as CAR inverse agonist by using BGSA-BRANN method J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-01 Hengameh Bahrami, Mehdi Mousavi
In biological research, increasing the effectiveness of anticancer drugs and attenuating multidrug resistance are of prime importance. In this study, a combination of docking–quantitative structure activity relationship (QSAR) method is implemented for modeling and predicting inhibition activity (pIC50) of CINPA1 analogs as the constitutive androstane receptor (CAR) inverse agonists. Docking studies
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Catalytic behaviour of molybdenum-based zeolitic materials prepared by organic-medium impregnation and sublimation methods J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2019-12-21 Emna Mannei, Faouzi Ayari, Esther Asedegbega-Nieto, Mourad Mhamdi, Gérard Delahay
Molybdenum-exchanged ZSM-5 catalysts were tested in ethane ammoxidation into acetonitrile at 500 °C and at a very low contact time (0.08 s). The solids were prepared by sublimation, impregnation in CCl4 and solid-state ion exchange methods. The hydration state of the zeolite strongly affected the nature of MoCl5 and Mo(CO)6 decomposition products and, therefore, the concentration of stabilized Mo species
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Saponin-rich extract from Glycyrrhiza glabra plant, a safe matter for low interfacial tension oil/water extraction J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-02 J. Saien, V. Marzban, R. Karamian
Interfacial tension (IFT) plays an important role in the processes like extraction and emulsification, and that low level IFT is usually preferred for better hydrodynamic performance of unit operations. The present study explores the effect of a saponin-rich extract from Glycyrrhiza glabra plant on the IFT of conventional n-hexane/water system. FTIR, HPLC and LC/MS analysis indicates a 31.39% glycyrrhizic
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4-Functionalized terpyridine derivative as dual responsive chemosensor for biologically important inorganic cations and fluoride anion J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-10 Sethu Amuthakala, Dominic Savio Arumai Selvan, Aziz Kalilur Rahiman
A dual responsive sensor molecule, 2-(4-(2,2′:6′,2″-terpyridin)-4′-yl-phenyl)-N-methyl-3-thiosemicarbazone, has been synthesized and characterized using standard analytical and spectroscopic techniques. The dual binding properties of the sensor molecule were investigated using biologically important inorganic cations (Mn2+, Fe2+, Ni2+, Cu2+, Zn2+, Pb2+ and Hg2+) and anions (F¯, Cl¯, Br¯, I¯, HSO4¯
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Gold-decorated Fe 3 O 4 nanoparticles for efficient photocatalytic degradation of ampicillin: a chemometrics investigation J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2020-01-04 Naser Jalili-Jahani, Bahram Hemmateenejad, Mojtaba Shamsipur
Wastewater treatment for lowering down the amount of antibiotic drugs in environment is essential for preventing their harmful effects in the ecosystem and for diminishing the growing bacterial resistance. Here, gold-decorated Fe3O4 nanoparticles (NPs) were used for efficient photocatalytic degradation of ampicillin, investigated by UV/Vis absorbance spectrometry. The absorbance data matrices recorded
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Molecular docking and 4D-QSAR model of methanone derivatives by electron conformational-genetic algorithm method J. Iran. Chem. Soc. (IF 1.552) Pub Date : 2019-12-21 Burak Tüzün, Emin Saripinar
In our QSAR study, pharmacophore identification and biological activity estimation of 80 methanone derivatives were performed with the Electron Conformation Genetic Algorithm approach. Using the geometric, thermodynamic and topological properties of molecules from the data obtained from quantum chemical calculations in the HF/3-21 G basis set, the Electron Conformational Matrices of Congruity were
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