Category: chlorides-buliding-blocks

Lamellar and Conductive Ion Associations Advance the Electrochemical Catalytic Performance of Palladium was written by Shi, Jingling;Li, Mengqian;Zheng, Yunshan;Ying, Ye;Guo, Xiaoyu;Wu, Yiping;Liu, Xinling;Wen, Ying;Yang, Haifeng. And the article was included in ACS Applied Energy Materials in 2022.Synthetic Route of Cl4Na2Pd The following contents are mentioned in the article:

Engineering non-Pt electrocatalysts that are accompanied with superior activity and durability toward MeOH oxidation reaction (MOR) remains a great challenge. A lamellar and conductive ion association is easily formed by mixing Na₂PdCl₄, (NH₄)₆Mo₇O₂₄, and cetyltrimethylammonium bromide (CTAB), designated as PdMoCTAB. Through tuning the amounts of precursors, three kinds of Pd supported by lamellar ion association are fabricated by a facile hydrothermal method. Surprisingly, when the at. ratio of Pd and Mo is 1.8:1, the resultant Pd/PdMoCTAB (denoted as Pd_1.8Mo) presents great catalytic performance for MOR in an alk. medium with a high peak c.d. of 2178 mA mg_metal^-1. The mechanism could be due to the high loading efficiency of Pd on the great surface of ion association, rapid mass transferring in the lamellar structure, and abundant strain defects of Pd induced by the deformation of ion association as well as the good conductivity of PdMoCTAB. Pd_1.8Mo also shows improved stability, whereby the c.d. maintains 104 mA mg_metal^-1 after electrochem. catalysis for 10,000 s and, after 500 cycles, the mass activity retains ∼64% of the initial value. Such conductive and lamellar PdMoCTAB ion association is expected to become a promising support to load various noble metals for preparing excellent electrochem. catalysts. This study involved multiple reactions and reactants, such as Sodium tetrachloropalladate(II) (cas: 13820-53-6Synthetic Route of Cl4Na2Pd).

Sodium tetrachloropalladate(II) (cas: 13820-53-6) belongs to organic chlorides. Organochlorines are organic compounds having multiple chlorine atoms. They were the first synthetic pesticides that were used in agriculture. They are resistant to most microbial and chemical degradations. Alkanes and aryl alkanes may be chlorinated under free radical conditions, with UV light. However, the extent of chlorination is difficult to control.Synthetic Route of Cl4Na2Pd

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Tetracycline adsorption from aqueous solutions by a magnetic nanoadsorbent modified with ionic liquid was written by Kasraei, Ruhollah;Malakootian, Mohammad. And the article was included in Desalination and Water Treatment in 2021.SDS of cas: 5137-55-3 The following contents are mentioned in the article:

Removal of tetracycline (TC) by the adsorption process was investigated by using iron oxide nanoparticles (Fe₃O₄ NP) modified with the trioctylmethylammonium thiosalicylate (TOMATS) ionic liquid (IL) (Fe₃O₄ NP@TOMATS IL) as a new magnetic nanoadsorbent. The adsorbent was characterized by field-emission SEM-energy-dispersive X-ray spectroscopy, Fouriertransform IR, Brunauer-Emmett-Teller, and X-ray diffraction. Batch experiments were carried out to study the sorption kinetics, thermodn., and equilibrium isotherms of TC with Fe₃O₄ NP@TOMATS IL. The results showed that the maximum removal efficiency of TC in optimum conditions of pH (7), contact time (90 min), adsorbent dosage (0.2 mg L-1), temperature (328 K), and initial concentration of TC (30 mg L-1) was obtained 92% and 73% in the synthetic and real samples, resp. Examination of the kinetics and adsorption isotherm equations demonstrated that the adsorption process followed the pseudo-second-order and the Freundlich isotherm. Also, the amount of equilibrium adsorption capacity is 36 mg g-1 in the real sample. Investigation of thermodn. equations revealed that the adsorption by iron oxide nanoparticles modified with TOMATS IL was phys. and spontaneously endothermic. The results obtained from the experiments also indicated that the synthesized nanocomposite has high reusability and recyclability after four periodic cycles. This study involved multiple reactions and reactants, such as N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3SDS of cas: 5137-55-3).

N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.SDS of cas: 5137-55-3

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Multi-faceted Set-up of a Diverse Ketoreductase Library Enables the Synthesis of Pharmaceutically-relevant Secondary Alcohols was written by Voss, Moritz;Kueng, Robin;Hayashi, Takahiro;Jonczyk, Magdalena;Niklaus, Michael;Iding, Hans;Wetzl, Dennis;Buller, Rebecca. And the article was included in ChemCatChem in 2021.Product Details of 638-07-3 The following contents are mentioned in the article:

Enzymes are valuable tools to introduce chirality into small mols. Especially, ketoreductase (KRED)-catalyzed transformations of ketones to yield chiral secondary alcs. have become an established biocatalytic process step in the pharmaceutical and fine chem. industry. Development time, however, remains a critical factor in chem. process development and thus, the competitiveness of a biocatalytic reaction step is often governed by the availability of off-the-shelf enzyme libraries. To expand the biocatalytic toolbox with addnl. ketoreductases, we established a multi-faceted screening procedure to capture KRED diversity from different sources, such as literature, available genome data, and uncharacterized microbial strains. Overall, we built a library consisting of 51 KRED enzymes, 29 of which have never been described in literature before. Notably, 18 of the newly described enzymes exhibited anti-Prelog preference complementing the majority of ketoreductases which generally follow Prelog’s rule. Anal. of the library’s catalytic activity toward a chem. diverse ketone substrate set of pharmaceutical interest further highlighted the broad substrate scope and the complementing enantio-preference of the individual KREDs. Using the generated sequence-function data of the included short chain dehydrogenases in a bioinformatic anal. led to the identification of possible sequence determinants of the stereospecificity exhibited by these enzymes. This study involved multiple reactions and reactants, such as Ethyl 4-chloro-3-oxobutanoate (cas: 638-07-3Product Details of 638-07-3).

Ethyl 4-chloro-3-oxobutanoate (cas: 638-07-3) belongs to organic chlorides. Organic chlorides can be used in production of: PVC, pesticides, chloromethane, teflon, insulators. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.Product Details of 638-07-3

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Separation of Hf(IV) from Zr(IV) in thiocyanate medium with ionic liquid Aliquat 336 was written by Wu, Ming;Dong, Panfei;Wu, Chenjie;Zhang, Zhenyue;Chi, Ruan;Xu, Zhigao. And the article was included in Hydrometallurgy in 2022.Application In Synthesis of N-Methyl-N,N-dioctyloctan-1-aminium chloride The following contents are mentioned in the article:

Solvent extraction is the key tech. link for the preparation of nuclear-grade Hf and Zr for advanced nuclear reactors. In this study, the separation of Hf(IV) over Zr(IV) from the highly concentrated aqueous feed by solvent extraction with ionic liquid Aliquat 336 was investigated. The results indicated that thiocyanate forms of the ionic liquid dissolved in amyl acetate were more conducive to selective extraction of Hf(IV). Under the selected conditions, optimal extraction efficiency of Hf(IV) could be up to 94.5%. The separation factor of Hf(IV) to Zr(IV) was found to be 19.4. The extraction mechanism of Hf(IV) was revealed by slope anal. and FTIR anal. The extracted complex of Hf(IV) was determined as [(A336⁺)₁₂(HfO²⁺)₃(H⁺)(_12x-2)(SCN^–)(_16+12x)]. The extraction isotherm indicated that nuclear-grade Zr(IV) could be recovered from the raffinate via a two-stage extraction The sulfuric acid solution showed appreciable selectivity in scrubbing of Zr(IV) from the loaded organic phase. The Hf(IV) species in the remaining loaded organic phase could be effectively stripped by 3.0 M (NH₄)₂CO₃ solution Accordingly, a recyclable process flowsheet for the separation of Hf(IV) from Zr(IV) using Aliquat 336 was developed. It is believed that this process is a promising way for the preparation of enriched Hf and high purity Zr. This study involved multiple reactions and reactants, such as N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3Application In Synthesis of N-Methyl-N,N-dioctyloctan-1-aminium chloride).

N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3) belongs to organic chlorides. Organic chlorides are compounds containing a carbon-chlorine bond, which are widely used in the oil field as a wax dissolver. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.Application In Synthesis of N-Methyl-N,N-dioctyloctan-1-aminium chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Nanofluid of magnetic-activated charcoal and hydrophobic deep eutectic solvent: Application in dispersive magnetic solid-phase extraction for the determination and preconcentration of warfarin in biological samples by high-performance liquid chromatography was written by Nooraee Nia, Negar;Hadjmohammadi, Mohammad Reza. And the article was included in Biomedical Chromatography in 2021.COA of Formula: C4H12ClN The following contents are mentioned in the article:

In this study, for the first time, nanofluid of magnetic-activated charcoal and hydrophobic deep eutectic solvent (AC@Fe₃O₄-DES) based dispersive magnetic solid-phase extraction was successfully applied for the determination and preconcentration of warfarin in plasma and urine samples. The hydrophobic DES was prepared by mixing tetramethylammonium chloride (as hydrogen bond acceptor) and thymol (as hydrogen bond donor) and acted simultaneously as both carrier and stabilizer for magnetic nanoparticles. In this method, the nanofluid as a new extraction solvent was rapidly injected into the aqueous sample, which led to improvement of the mass transfer of the analytes into the sorbent and reduction of the extraction time. In the screening step, the fractional factorial design was applied for selecting some important parameters which significantly affected the extraction procedure. The effective parameters were then optimized by Box-Behnken design. Under the optimal conditions, the limits of detection were in the range of 0.3-1.6 ng/mL. A good linear range was observed in the range of 1.0-500.0 ng/mL for water and 5.0-500.0 ng/mL for urine and plasma. The intra- and inter-day relative standard deviations were 2.7-3.2 and 1.9-4.5% for five replications, resp. Based on the results, the proposed method was successfully applied for the determination of warfarin in biol. samples, using high-performance liquid chromatog. This study involved multiple reactions and reactants, such as Tetramethylammonium chloride (cas: 75-57-0COA of Formula: C4H12ClN).

Tetramethylammonium chloride (cas: 75-57-0) belongs to organic chlorides. An organic chloride is an organic compound containing at least one covalently bonded atom of chlorine. Their wide structural variety and divergent chemical properties lead to a broad range of names and applications. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.COA of Formula: C4H12ClN

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Multifunctional graphene heterogeneous nanochannel with voltage-tunable ion selectivity was written by Su, Shihao;Zhang, Yifan;Peng, Shengyuan;Guo, Linxin;Liu, Yong;Fu, Engang;Yao, Huijun;Du, Jinlong;Du, Guanghua;Xue, Jianming. And the article was included in Nature Communications in 2022.COA of Formula: ClLi The following contents are mentioned in the article:

Ion-selective nanoporous two-dimensional (2D) materials have shown extraordinary potential in energy conversion, ion separation, and nanofluidic devices; however, different applications require diverse nanochannel devices with different ion selectivity, which is limited by sample preparation and exptl. techniques. Herein, we develop a heterogeneous graphene-based polyethylene terephthalate nanochannel (GPETNC) with controllable ion sieving to overcome those difficulties. Simply by adjusting the applied voltage, ion selectivity among K⁺, Na⁺, Li⁺, Ca²⁺, and Mg²⁺ of the GPETNC can be immediately tuned. At neg. voltages, the GPETNC serves as a mono/divalent ion selective device by impeding most divalent cations to transport through; at pos. voltages, it mimics a biol. K⁺ nanochannel, which conducts K⁺ much more rapidly than the other ions with K⁺/ions selectivity up to about 4.6. Besides, the GPETNC also exhibits the promise as a cation-responsive nanofluidic diode with the ability to rectify ion currents. Theor. calculations indicate that the voltage-dependent ion enrichment/depletion inside the GPETNC affects the effective surface charge d. of the utilized graphene subnanopores and thus leads to the elec. controllable ion sieving. This work provides ways to develop heterogeneous nanochannels with tunable ion selectivity toward broad applications. This study involved multiple reactions and reactants, such as Lithium chloride (cas: 7447-41-8COA of Formula: ClLi).

Lithium chloride (cas: 7447-41-8) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. Alkyl chlorides readily react with amines to give substituted amines. Alkyl chlorides are substituted by softer halides such as the iodide in the Finkelstein reaction.COA of Formula: ClLi

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Environmentally benign hydrophobic deep eutectic solvents for palladium(II) extraction from hydrochloric acid solution was written by Tang, Nian;Liu, Lingli;Yin, Chun;Zhu, Guiping;Huang, Qilan;Dong, Jieru;Yang, Xiangjun;Wang, Shixiong. And the article was included in Journal of the Taiwan Institute of Chemical Engineers in 2021.COA of Formula: C25H54ClN The following contents are mentioned in the article:

Hydrophobic deep eutectic solvents (DESs) are considered to be clean and green alternatives to traditional organic solvents for metal ion extraction Herein, a series of novel hydrophobic DESs were synthesized via the combination of methyltrioctylammonium chloride ([N₈₈₈₁]Cl) as hydrogen bond acceptors (HBAs) and saturated fatty acids or saturated fatty alcs. as hydrogen bond donors (HBDs). Then, the DESs were used for palladium(II) recovery from acid solution The factors that affect palladium(II) extraction (including the DES species, contact time, DES dose, solution pH, and temperature) were extensively investigated. The DESs exhibit excellent performance for extracting palladium(II) from hydrochloric acid media, and more than 99% of palladium(II) was extracted under optimal conditions. UV-vis, ¹H NMR, and FTIR spectral characterizations confirm that the extraction mechanism of palladium(II) involves an anion exchange reaction whereby PdCl₂^-4 anions in the aqueous phase replace Cl- anions in DES to form ion-pairs with [N⁺₈₈₈₁] via electrostatic interactions. Meanwhile, N₈₈₈₁:1-hexanol (1:1) and N₈₈₈₁:hexanoic acid (1:2) exhibit excellent selectivity for palladium(II) over other impurity metal ions. Also, palladium(II) in the loaded DES phase was efficiently recovered as elemental palladium via the hydrazine hydrate reduction method; thus, the DES could be reused for at least 5 cycles. This study involved multiple reactions and reactants, such as N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3COA of Formula: C25H54ClN).

N-Methyl-N,N-dioctyloctan-1-aminium chloride (cas: 5137-55-3) belongs to organic chlorides. Chlorination modifies the physical properties of hydrocarbons in several ways. These compounds are typically denser than water due to the higher atomic weight of chlorine versus hydrogen.While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available. Alkyl chlorides readily undergo attack by nucleophiles.COA of Formula: C25H54ClN

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

High performance liquid chromatography-based method to analyze activity of GABA transporters in central nervous system was written by Rogerio da Silva Moraes, Edinaldo;Santos-Silva, Mateus;Grisolia, Alan Araujo;Braga, Danielle Valente;Reis Leao, Luana Ketlen;Bahia, Carlomagno Pacheco;Soares de Moraes, Suellen Alessandra;Passos, Adelaide Fonseca;de Jesus Oliveira Batista, Evander;Herculano, Anderson Manoel;Matos Oliveira, Karen Renata Herculano. And the article was included in Neurochemistry International in 2022.Quality Control of Lithium chloride The following contents are mentioned in the article:

The GATs are the membrane proteins responsible for the uptake of GABA in the central nervous system. Alterations in GAT activity are implicated in several neurol. diseases, including retinopathies. The present study describes an alternative method to determine GAT activity in tissue preparations of the central nervous system, using high performance liquid chromatog. (HPLC) with fluorescence detection. The GABA concentration in the medium was determined using the o-phthaldehyde (OPA)-derivation protocol validated by the Brazilian Health Regulatory Agency (ANVISA) and the United States Food and Drug Administration (US-FDA). The GAT activity in the retinal preparations was determined through the evaluation of the GABA uptake, which was measured by assessing the difference between the initial and final concentrations of GABA in the incubation medium. The evaluation of the GAT kinetics returned values of Km = 382.5 ± 32.2μM and Vmax = 34 nmol/mg of protein. The data also demonstrated that the GABA uptake was predominantly Na+- and temperature-dependent, and was also inhibited by incubation with nipecotic acid, a substrate of GABA transporters. Taken together, these findings confirm that our approach provided a specific measure of GAT activity in retinal tissue. The data presented here thus validate, for the first time, an alternative, simple and sensitive method for the evaluation of GAT activity using high performance chromatog. on preparations of the central nervous system. This study involved multiple reactions and reactants, such as Lithium chloride (cas: 7447-41-8Quality Control of Lithium chloride).

Lithium chloride (cas: 7447-41-8) belongs to organic chlorides. Chlorinated organic compounds are found in nearly every class of biomolecules and natural products including alkaloids, terpenes, amino acids, flavonoids, steroids, and fatty acids. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.Quality Control of Lithium chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

An integrated smart thermo-chemical energy network was written by Giampieri, A.;Roy, S.;Shivaprasad, K. V.;Smallbone, A. J.;Roskilly, A. P.. And the article was included in Renewable & Sustainable Energy Reviews in 2022.Reference of 7447-41-8 The following contents are mentioned in the article:

Managing the intermittency of renewable sources together with transient (hourly to daily to seasonal) energy demands is one of the principal challenges of delivering a net-zero energy system. Smart multifunctional thermo-chem. energy networks represent an alternative energy network and storage system, a solution based on the distribution of energy via thermo-chem. material rather than thermal energy, gas, fuels or electricity- an option that has scope for integrated short- and long-term energy storage. This is the first research work to realize such a system and demonstrate how it might operate using smart control strategies and how thermo-chem. fluids (TCFs) can be used as a medium for timely energy storage and distribution. The exptl. study also describes the effect of steady and variable heat sources on TCF regeneration performance and estimates the potential of thermo-chem. energy networks, which would be particularly beneficial in buildings with high energy consumption for humidity control. This research proves the practicality of the design idea for such a network, which would be governed by centralised control, regenerated by steady or transient heat loads and capable of supplying a variety of demands in an exptl. setting. The energy and economic potential of the network were also assessed, identifying temperature and humidity control application scenarios with energy savings of more than 60% compared to conventional operation and payback periods of 6.6-9.7 years. This study involved multiple reactions and reactants, such as Lithium chloride (cas: 7447-41-8Reference of 7447-41-8).

Lithium chloride (cas: 7447-41-8) belongs to organic chlorides. Chlorination modifies the physical properties of hydrocarbons in several ways. These compounds are typically denser than water due to the higher atomic weight of chlorine versus hydrogen. Organochlorine compounds are lipophylic, meaning they are more soluble in fat than in water. This gives them a high tenancy to accumulate in the food chain (biomagnification).Reference of 7447-41-8

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Zinc oxide nanoparticles inhibit osteosarcoma metastasis by downregulating β-catenin via HIF-1α/BNIP3/LC3B-mediated mitophagy pathway was written by He, Guanping;Nie, Jing-Jun;Liu, Xiao;Ding, Zihao;Luo, Peng;Liu, Yu;Zhang, Bo-Wen;Wang, Renxian;Liu, Xiaoguang;Hai, Yong;Chen, Da-Fu. And the article was included in Bioactive Materials in 2023.Formula: ClLi The following contents are mentioned in the article:

Osteosarcoma (OS) therapy faces many challenges, especially the poor survival rate once metastasis occurs. Therefore, it is crucial to explore new OS treatment strategies that can efficiently inhibit OS metastasis. Bioactive nanoparticles such as zinc oxide nanoparticles (ZnO NPs) can efficiently inhibit OS growth, however, the effect and mechanisms of them on tumor metastasis are still not clear. In this study, we firstly prepared well-dispersed ZnO NPs and proved that ZnO NPs can inhibit OS metastasis-related malignant behaviors including migration, invasion, and epithelial-mesenchymal transition (EMT). RNA-Seqs found that differentially expressed genes (DEGs) in ZnO NP-treated OS cells were enriched in wingless/integrated (Wnt) and hypoxia-inducible factor-1 (HIF-1) signaling pathway. We further proved that Zn2+ released from ZnO NPs induced downregulation of β-catenin expression via HIF-1α/BNIP3/LC3B-mediated mitophagy pathway. ZnO NPs combined with ICG-001, a β-catenin inhibitor, showed a synergistic inhibitory effect on OS lung metastasis and a longer survival time. In addition, tissue microarray (TMA) of OS patients also detected much higher β-catenin expression which indicated the role of β-catenin in OS development. In summary, our current study not only proved that ZnO NPs can inhibit OS metastasis by degrading β-catenin in HIF-1α/BNIP3/LC3B-mediated mitophagy pathway, but also provided a far-reaching potential of ZnO NPs in clin. OS treatment with metastasis. This study involved multiple reactions and reactants, such as Lithium chloride (cas: 7447-41-8Formula: ClLi).

Lithium chloride (cas: 7447-41-8) belongs to organic chlorides. Organic chlorides can cause corrosion in pipelines, valves and condensers, and cause catalyst poisoning. The hydrocarbon processing industry (HPI) and others are affected by damage caused by these substances. Organochlorine compounds are lipophylic, meaning they are more soluble in fat than in water. This gives them a high tenancy to accumulate in the food chain (biomagnification).Formula: ClLi

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics