Month: November 2022

Volume properties of the ternary systems (LiCl + LiB₅O₈ + H₂O) and (Li₂SO₄ + LiB₅O₈ + H₂O) from 283.15 to 363.15 K and 101.325 kPa was written by Yuan, Fei;Li, Hua;Li, Long;Wang, Shiqiang;Guo, Yafei;Deng, Tianlong. And the article was included in Journal of Chemical Thermodynamics in 2022.Electric Literature of ClLi The following contents are mentioned in the article:

In this study, densities of the two ternary aqueous solution systems (LiB₅O₈ + LiCl + H₂O) and (LiB₅O₈ + Li₂SO₄ + H₂O) were measured using an accurate digital vibrating-tube densimeter from 283.15 to 363.15 K at an interval of 5 K and 101.325 kPa. B₅O^–₈ in aqueous solution was in the form of [B₅O₆(OH)₄]^–. Therefore, the complex aqueous solution of LiB₅O₈ is in the form of Li[B₅O₆(OH)₄]. Subsequently, the mean apparent molar volume (V^θ_Φ) and mixing ion-interaction parameters (θ^v_a,a’ and ψ^v_c,a,a’, c = Li⁺, a = B₅O₆(OH)^–₄, a’= Cl^– or SO^2-₄) against temperature were obtained using the Pitzer equation for the first time. And then, the temperature-dependence equations for the Pitzer mixing ion-interaction parameters and the relevant temperature correlation coefficients of the equation a_j, i.e. [f (a_i, T) = a₁ + a₂ln(T/298.15) + a₃(T – 298.15) + a₄/(620 – T) + a₅/(T – 227)] were also obtained through the least square fitting. These volumetric properties and parameterization Pitzer parameters obtained in this work could hopefully be used for the quant. predictive calculation of the physicochem. properties of the mixed electrolytes containing lithium, chloride, and sulfate ions at any temperature This study involved multiple reactions and reactants, such as Lithium chloride (cas: 7447-41-8Electric Literature of ClLi).

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.Electric Literature of ClLi

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

Modulation of the optical bandgap and photoluminescence quantum yield in pnictogen (Sb³⁺/Bi³⁺)-doped organic-inorganic tin(IV) perovskite single crystals and nanocrystals was written by Ba, Qiankai;Kim, Junu;Im, Hyunsik;Lin, Shenghuang;Jana, Atanu. And the article was included in Journal of Colloid and Interface Science in 2022.Product Details of 75-57-0 The following contents are mentioned in the article:

Water-stable, lead-free zero-dimensional (0D) organic-inorganic hybrid colloidal tin(IV) perovskite, A₂SnX₆ (A is a monocationic organic ion and X is a halide) nanocrystals (NCs) with high photoluminescence (PL) quantum yield (QY) have rarely been explored. Herein, we report solution-processed colloidal NCs of blue light-emitting T₂SnCl₆ and orange light-emitting T₂Sn_1-xSb_xCl₆ [T+ = tetramethylammonium cation] from their corresponding single crystals (SCs). These colloidal NCs are well-dispersible in non-polar solvents, thereby maintaining their bright emission. This paves the way for fabricating homogeneous thin films of these NCs. Due to organic cation (T⁺)-controlled large spin-orbit coupling (SOC), the T₂Sn_1-xSb_xCl₆ NCs exhibit bright orange emission with an enhancement in PL QY of 41% compared to their bulk counterpart. Furthermore, we explore T₂Sn_1-xBi_xCl₆ and T₂Sn_1-x-yBi_xSb_yCl6 SCs, which show blue and green emission, resp.; the latter is attributed to the newly formed Sb 5p and Sb 5 s orbital-driven band structures confirmed by applying d. functional theory (DFT) calculations The SCs and NCs exhibit excellent stability in water under ambient conditions because of the in-situ generation of a hydrophobic and oxygen-resistant passivating layer of oxychloride in the presence of water. Our findings open a pathway for designing lead-free perovskites materials for thin-film-based optoelectronic devices. This study involved multiple reactions and reactants, such as Tetramethylammonium chloride (cas: 75-57-0Product Details of 75-57-0).

Tetramethylammonium chloride (cas: 75-57-0) 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. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Product Details of 75-57-0

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

Syntheses, Molecular Structures, and Countercation-Induced Structural Transformation of Monomeric α-Keggin-Type Polyoxotungstate-Coordinated Mono- and Dipalladium(II) Complexes was written by Kato, Chika Nozaki;Nakahira, Ippo;Kasai, Ryota;Mori, Shigeki. And the article was included in European Journal of Inorganic Chemistry in 2021.Recommanded Product: Tetramethylammonium chloride The following contents are mentioned in the article:

Monomeric α-Keggin-type polyoxotungstate-coordinated mono- and di-palladium(II) complexes, i. e., Cs₅[α-PW₁₁O₃₉{Pd^II(Me₂ppz)}]·5H₂O (Cs-1) (Me₂ppz = N,N’-dimethylpiperazine), [(CH₃)₄N]₄H[α-PW₁₁O₃₉{Pd^II(Me₂ppz)}]·8H₂O (TMA-1), and Cs_2.5H_0.5[α-PW₁₁O₃₉{Pd^II(en)}₂]·7H₂O (en = ethylenediamine) (Cs-2), were synthesized by 1 : 1 or 1 : 2 stoichiometric reactions of mono-lacunary α-Keggin polyoxotungstate [α-PW₁₁O₃₉]^7- with PdCl₂(Me₂ppz) and PdCl₂(en) in aqueous solution Subsequent purification from water afforded these compounds as anal. pure homogeneous yellow precipitates Single-crystal x-ray structural anal. of Cs-1 revealed that a palladium(II) moiety, i. e., [Pd(Me₂ppz)]²⁺, was coordinated to two oxygen atoms in the mono-vacant site of [PW₁₁O₃₉]^7- with an asym. configuration, resulting in an overall C₁ symmetry. With regard to the crystal structure of Cs-2, two palladium species of the [Pd(en)]²⁺ type were coordinated to two oxygen atoms in the mono-vacant site with sym. configuration, resulting in an overall C_s symmetry. A unique structural transformation of the mono-lacunary α-Keggin structure of Cs-1 to the di-lacunary γ-Keggin polyoxotungstate Cs₇[γ-PW₁₀O₃₆] was observed upon the addition of cesium chloride. This study involved multiple reactions and reactants, such as Tetramethylammonium chloride (cas: 75-57-0Recommanded Product: Tetramethylammonium chloride).

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. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.Recommanded Product: Tetramethylammonium chloride

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

Black phosphorus-assisted laser desorption ionization mass spectrometry for the determination of low-molecular-weight compounds in biofluids was written by He, Xiao-Mei;Ding, Jun;Yu, Lei;Hussain, Dilshad;Feng, Yu-Qi. And the article was included in Analytical and Bioanalytical Chemistry in 2016.COA of Formula: C25H46ClN The following contents are mentioned in the article:

Quant. anal. of small mols. by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) has been a challenging task due to matrix-derived interferences in low m/z region and poor reproducibility of MS signal response. The authors developed an approach by applying black phosphorus (BP) as a matrix-assisted laser desorption ionization (MALDI) matrix for the quant. anal. of small mols. for the first time. Black phosphorus-assisted laser desorption/ionization mass spectrometry (BP/ALDI-MS) showed clear background and exhibited superior detection sensitivity toward quaternary ammonium compounds compared to carbon-based materials. By combining stable isotope labeling (SIL) strategy with BP/ALDI-MS (SIL-BP/ALDI-MS), a variety of analytes labeled with quaternary ammonium group were sensitively detected. Moreover, the isotope-labeled forms of analytes also served as internal standards, which broadened the analyte coverage of BP/ALDI-MS and improved the reproducibility of MS signals. Based on these advantages, a reliable method for quant. anal. of aldehydes from complex biol. samples (saliva, urine, and serum) was successfully established. Good linearities were obtained for five aldehydes at 0.1-20.0 μM with correlation coefficients (R²) larger than 0.9928. The LODs are 20 to 100 nM. Reproducibility of the method was obtained with intra-day and inter-day relative standard deviations (RSDs) <10.4 %, and the recoveries in saliva samples ranged from 91.4 to 117.1%. Taken together, the proposed SIL-BP/ALDI-MS strategy proved to be a reliable tool for quant. anal. of aldehydes from complex samples. This study involved multiple reactions and reactants, such as N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9COA of Formula: C25H46ClN).

N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9) 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. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.COA of Formula: C25H46ClN

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

Effect of modified CeO₂ on the performance of PdCu/Ce_1-xTi_xO₂ catalyst for methanol purification was written by Li, Zhangjie;Chen, Yongdong;Deng, Jie;Luo, Li;Gao, Wenxiang;Yuan, Liang. And the article was included in Environmental Science and Pollution Research in 2022.Computed Properties of Cl4Na2Pd The following contents are mentioned in the article:

In this paper, we prepared a series of Ce_1-xTi_xO₂ (x = 0-0.20) nanorods by hydrothermal method, which were used to construct the PdCu/Ce_1-xTi_xO₂ catalysts. The Ce_1-xTi_xO₂ and PdCu/Ce_1-xTi_xO₂ samples were characterized by transmission electron microscope (TEM), XPS, N₂ adsorption-desorption, X-ray diffraction (XRD), inductively coupled plasma optical emission spectrometer (ICP-OES), etc. Catalytic activity, stability, and repeatability of the catalysts for methanol oxidation were investigated. The results show that doping a proper amount of titanium could strengthen the interaction between Ce_1-xTi_xO₂ support and PdCu nanoalloy, thus increasing the oxygen vacancy concentration and promoting Pd species with a higher oxidation state. These modified properties are beneficial for the deep oxidation of methanol. The light-off temperature (T₅₀) and full-conversion temperature (T90) of methanol over the PdCu/CeO₂ catalyst are 10⁸ °C and 159°C, resp. The greatest activity improvement is found for PdCu/Ce_0.9Ti_0.1O₂, which shows the lowest T₅₀ of 88°C and T90 of 138°C. Furthermore, neither PdCu/CeO₂ nor the modified PdCu/CeO₂ catalyst produces byproducts and exhibit excellent stability and repeatability throughout the whole test period. This study provides a reference for in-depth understanding and designing of efficient and stable CeO₂-based oxidation catalysts. This study involved multiple reactions and reactants, such as Sodium tetrachloropalladate(II) (cas: 13820-53-6Computed Properties 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. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Computed Properties of Cl4Na2Pd

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

Synthesis and spectral studies on metal complexes of s-triazine based ligand and non linear optical properties was written by Shanmugakala, R.;Tharmaraj, P.;Sheela, C. D.. And the article was included in Journal of Molecular Structure in 2014.Product Details of 2272-40-4 The following contents are mentioned in the article:

A series of transition metal complexes of type [ML] (1–3) and [ML₂]Cl₂ (4–6) (M = Cu(II), Ni(II), Co(II)) synthesized from 2-phenylamino-4,6-dichloro-s-triazine and 3,5-di-Me pyrazole; their characteristics were studied by elemental analyses, magnetic susceptibility, molar conductance, IR, UV-visible, Mass, NMR and ESR spectra. The electrochem. behavior of copper(II) complexes the authors have studied, by using cyclic voltammetry. The ESR spectra of copper(II) complexes are recorded at 300 K and 77 K and their salient features are appropriately reported. Spectral datas, the authors found, show that the ligand acts as a neutral tridentate, and coordinates through the triazine ring nitrogen and pyrazolyl ring nitrogen atoms to the metal ion. Evident from the authors’ findings, the metal(II) complexes of [ML] type exhibit square pyramidal geometry, and that of [ML₂]Cl₂ exhibit octahedral geometry. The in vitro antimicrobial activities of the ligand and its complexes are evaluated against Bacillus subtilis, Micrococcus luteus, Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus mutans, Escherichia coli, Enterobacter aerogenes, Klebsiella pneumoniae, Proteus vulgaris, Cryptococcus neoformans, Pseudomonas aeruginosa, Salmonella typhi, Serratia marcescens, Shigella flexneri, Vibrio cholera, Vibris parahaemolyticus, Aspergillus niger, Candida albicans and Penicillium oxalicum by well-diffusion method. The second harmonic generation efficiency of the ligand and its complexes are determined and compared with urea and KDP. This study involved multiple reactions and reactants, such as 4,6-Dichloro-N-phenyl-1,3,5-triazin-2-amine (cas: 2272-40-4Product Details of 2272-40-4).

4,6-Dichloro-N-phenyl-1,3,5-triazin-2-amine (cas: 2272-40-4) 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. 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).Product Details of 2272-40-4

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

Role of micellar interface in the synthesis of chitosan nanoparticles formulated by reverse micellar method was written by Orellano, M. Soledad;Longo, Gabriel S.;Porporatto, Carina;Correa, N. Mariano;Falcone, R. Dario. And the article was included in Colloids and Surfaces, A: Physicochemical and Engineering Aspects in 2020.Formula: C25H46ClN The following contents are mentioned in the article:

Chitosan nanoparticles (Ch-NPs) have been extensively studied due to their wide applicability. The reverse micellar method has attracted special attention as a way to synthesize them, since it makes it possible to obtain size-controlled particles. This procedure involves the chitosan crosslinking reaction into polar cores of reverse micelles (RMs). Previous studies using sodium 1,4-bis-2-ethylhexylsulfosuccinate (AOT) RMs as nanoreactors showed that by changing the reagent concentration and RM water content, the final particle size can be adjusted. To gain insight into this method, we studied the effect of the micellar interface on the synthesis of Ch-NPs. Both benzyl-n-hexadecyldimethylammonium chloride (BHDC) and AOT RMs were assessed, since there are remarkable differences between their interfacial water entrapped structure. Ch-NPs were characterized by FT-IR spectroscopy, Dynamic Light Scattering, and SEM. Simulation studies by mol. theory were also performed. On the other hand, Ch-NPs obtained under different conditions were assessed in terms of their ability to solubilize curcumin, whose numerous therapeutic properties are somewhat countered by its poor solubility in water. The results show that Ch-NPs can be obtained from AOT and BHDC RMs by the reverse micellar method. The crosslinking reaction takes place in the micellar interface, and is more effective in AOT RMs. This difference in effectiveness can be attributed to the different positions Ch acquires in each of the two RMs tested. Finally, the NPs notably enhance the water solubility of curcumin, and particle size is the main determining factor for encapsulation efficiency. This study involved multiple reactions and reactants, such as N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9Formula: C25H46ClN).

N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9) belongs to organic chlorides. Organic chlorides can be used in production of: PVC, pesticides, chloromethane, teflon, insulators. 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: C25H46ClN

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

Kinetic study of methyl oleate epoxidation under phase transfer catalysis by heat flow measurement was written by Jabbour, Michael;Ben Talouba, Imed;Balland, Laurent;Mouhab, Nordine. And the article was included in Journal of Thermal Analysis and Calorimetry.Product Details of 122-18-9 The following contents are mentioned in the article:

The epoxidation of vegetable oils is an environmentally friendly process that allows the synthesis of platform mols. for many industrial applications. The diphasic nature of the reaction results in limitations due to mass transfer. Phase transfer catalysis is used as an alternative solution to improve the kinetics of Me oleate epoxidation This epoxidation was investigated by using quaternary ammonium salts, hydrated sodium tungstate and phosphoric acid. The chem. kinetics are monitored by measurements of the thermal flow in the RC1-RTCal calorimetric reactor. The effects of the molar ratios of the co-catalysts Na₂WO₄/H₂O₂ and H₃PO₄/H₂O₂, the nature and the concentration of the phase transfer agent and the temperature of the process on the chem. kinetics have been investigated. Five transfer agents, Aliquat336, MTOAB, CTAC, CTAB and BDHAC, were tested. The reaction kinetics is faster in the following order: Aliquat336 > CTAC > BDHAC. The reaction time is reduced to less than two hours compared to a conventional epoxidation using percarboxylic acids where the average reaction time is ten hours. The kinetic parameters estimation method is based on the comparison of the exptl. thermal power profiles with the calculated ones by means of a simplified model. A pseudo-homogeneous model based on the main epoxidation reaction and that of catalyst regeneration is proposed. The activation energy obtained for the epoxidation reaction is 40.5 kJ mol^-1. The safety parameters ΔTad, the maximum temperature of synthesis reaction and TD24 were determined This study involved multiple reactions and reactants, such as N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9Product Details of 122-18-9).

N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9) 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. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Product Details of 122-18-9

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

Potentiometric sensor containing set of ion selective electrodes with lipid modified membranes for quality assessment of tested non-alcoholic beverages was written by Szpakowska, Maria;Szwacki, Jakub;Marjanska, Ewa. And the article was included in Desalination and Water Treatment in 2022.HPLC of Formula: 122-18-9 The following contents are mentioned in the article:

Potentiometric sensors may be a good tool for fast quality control of com. drinks. In this work, such a sensor, containing a set of ion-selective electrodes with lipid-modified membranes (benzyl-hexadecyldimethylammonium chloride monohydrate, hexadecylamine, 1-dodecanol, elaidic acid, cholesterol) was used for discrimination and quality control of non-alc. beverages, mainly composed of sugar and citric acid. It was found that the electrodes stability, membrane reproducibility and sensitivity to acetic, hydrochloric and citric acid concentration were very good. On the contrary, ion selective electrodes were not sensitive to sweet substances (glucose, fructose, sucrose) concentration changes. The potentiometric sensor consisting of ion-selective electrodes was applied to com. available non-alc. beverages, a reference drink and to di-component mixtures of sucrose and citric acid. A database of its responses to those mixtures was created. The possibility of using a “fingerprint” method for recognition and quality control of unknown beverages was discussed. The sensor responses to non-alc. beverages were transformed by principal component anal. and agglomerative hierarchical clustering anal. and compared to the results obtained with sensory anal. The tested drinks can be divided into two groups of similar sour taste intensity (lemonades and orangeades). The beverage of low sour taste intensity and the non-carbonated drink were outside these groups. The obtained results show that the potentiometric sensor with lipid-modified ion-selective electrodes may be a useful tool for quality control of unknown drinks on the last step of a production line. This study involved multiple reactions and reactants, such as N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9HPLC of Formula: 122-18-9).

N-Benzyl-N,N-dimethylhexadecan-1-aminium chloride (cas: 122-18-9) 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. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.HPLC of Formula: 122-18-9

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

Morphological tuning of membrane processing by temporal proton-metal cation substitution in perfluorosulfonic acid membranes was written by Vetter, Kim-Marie;Reichbauer, Thomas;Martic, Nemanja;Reinisch, David;Hinrichsen, Olaf;Schmid, Guenter. And the article was included in Electrochimica Acta in 2020.Computed Properties of C4H12ClN The following contents are mentioned in the article:

The authors studied how the exchange of the countercation in perfluorosulfonic acid (PFSA) membranes influences 1st their processability and secondly their electrochem. performance in H₂O electrolysis. Cation-exchanged membranes were prepared (Li⁺, Na⁺, K⁺, Mg²⁺, Zn²⁺, Ca²⁺, tetra-Me ammonium [TMA⁺], tetra-Bu ammonium [TBA⁺]) and their glass transition temperatures (T_g) were assessed by dynamic mech. anal. (DMA). A good correlation between the found T_g values and the processability of the membranes was found, imitating an industrial membrane electrode assembly (MEA) fabrication process. Li⁺, TBA⁺ and Zn²⁺ MEAs were electrochem. characterized in H₂O electrolysis. Cyclic voltammetry (CV) polarization studies were performed to study initial effects of ion exchange based on the binding energies of the resp. metal cation incorporated into the membrane. Impedance spectroscopy was used to measure membrane resistances during H₂O electrolysis. Potentiostatic and galvanostatic experiments were employed to differentiate between initial and permanent effects, the latter arising from stable structural arrangements of the polymer side chains. In-situ potential-driven substitution (PDS) of the metal ions by protons is quant. for Li⁺. At 1.5 A/cm² the rate of PDS was 0.2 mmol/cm² per min. However, morphol. changes in the membrane remained, opening the possibility for morphol. tuning of membrane fabrication by temporal proton-metal cation substitution. This study involved multiple reactions and reactants, such as Tetramethylammonium chloride (cas: 75-57-0Computed Properties of C4H12ClN).

Tetramethylammonium chloride (cas: 75-57-0) 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. 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.Computed Properties of C4H12ClN

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