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1.064 Aktuelle Fachpublikationen zum Thema temperature

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Solubility of 3,7-Dinitro-1,3,5,7-tetraazabicyclo [3.3.1] Nonane in Ethanenitrile, Methanol, 1,1-Dichloroethane, Dimethyl Sulfoxide, Acetone, and Mixed Solvents

13.05.2015 | Min Xue; Siyu Wu; Wenjin Liu; Qiao Zhu; Zihui Meng; Zhihui Lin, Journal of Chemical & Engineering Data, 2015

The solubility of 3,7-dinitro-1,3,5,7-tetraazabicyclo [3.3.1] nonane (DPT) was measured in ethanenitrile, methanol, 1,1-dichloroethane, dimethyl sulfoxide (DMSO), acetone, ethyl acetate, ethyl acetate and methanol mixture, and acetonitrile and water mixture from 288.15 K to 308.15 K. In this ...


Solubility and Solution Thermodynamics of Diphenoxylate in Different Pure Solvents

13.05.2015 | Xue-Yan Qing; Hua-Lin Fu; Gang Shu; Meng-Jiao Liu; Jian-Yu Zhou; Wen-Bin Wu; Yan-Li Zhang; Jun-Jie Zhou, Journal of Chemical & Engineering Data, 2015

The solubility data of diphenoxylate in pure solvents of water, methanol, ethanol, acetone, acetonitrile, 2-propanol were measured within the temperature range of 293.15–318.15 K by a static analytical method under atmospheric pressure. Several commonly used thermodynamic models, including the ...


Structural Dependence of Protic Ionic Liquids on Surface, Optical, and Transport Properties

13.05.2015 | Pratap K. Chhotaray; Ramesh L. Gardas, Journal of Chemical & Engineering Data, 2015

We report a systematic study to understand the structural dependence of protic ionic liquids, having ammonium or hydroxylammonium as cation and carboxylate as anion, on surface, optical, and transport properties. Experimental measurements of surface tension, refractive index, and electrical ...


Solubility of Sodium Chromate in the NaOH–CH3OH–H2O System from (278.15 to 343.15) K

11.05.2015 | Shi-hui Tang; Li-li Pei; Ying Tian; Xue-kui Wang; Zuo-liang Sha; Yi-ying Gao; Hong-bin Xu; Yi Zhang, Journal of Chemical & Engineering Data, 2015

The solubility of sodium chromate in the NaOH–CH3OH–H2O system have been measured using the static analytical method at temperatures of (303.15, 313.15, 323.15, and 333.15) K. The measured results were respectively correlated by the Apelblat equation, the empirical equation, and the λ–h equation. ...


Experimental Investigation of Interactions and Thermodynamic Properties of Poly(ethylene glycol) 200/400 + Dimethyl Adipate/Dimethyl Phthalate Binary Mixtures

07.05.2015 | Jelena M. Vuksanović; Ivona R. Radović; Slobodan P. Šerbanović; Mirjana Lj. Kijevčanin, Journal of Chemical & Engineering Data, 2015

Density ρ, viscosity η, and refractive index nD have been experimentally measured for four binary mixtures dimethyl adipate + poly(ethylene glycol) 200, dimethyl adipate + poly(ethylene glycol) 400, dimethyl phthalate + poly(ethylene glycol) 200, and dimethyl phthalate + poly(ethylene glycol) 400 ...


Solution Thermodynamics of Imidazolium-Based Ionic Liquids and Volatile Organic Compounds: Benzene and Acetone

06.05.2015 | Chang-Hao Li; Kai-Xuan Gao; Yu-Ning Meng; Xian-Kun Wu; Feng Zhang; Zhi-Xiang Wang, Journal of Chemical & Engineering Data, 2015

Vapor–liquid equilibria (VLE) of benzene and acetone in the selected eight imidazole ionic liquids (ILs) was studied with a static method. VLE measurements were carried out over an extremely low concentration range and at temperatures ranging from 303.2 to 333.2 K. On the basis of the solubility ...


Densities and Speeds of Sound of Glycine, l-Alanine, and l-Valine in Aqueous 1-Ethyl-3-methylimidazolium Chloride Solutions at Different Temperatures

05.05.2015 | Amalendu Pal; Harsh Kumar; Ritu Maan; Harish Kumar Sharma, Journal of Chemical & Engineering Data, 2015

The interactions of amino acids + water + 1-ethyl-3-methylimidazolium chloride [emim][Cl] solutions have been studied at different temperatures using volumetric and acoustic measurements. The density (ρ) and speed of sound (u) of glycine/l-alanine/l-valine + water + 1-ethyl-3-methylimidazolium ...


Temperature Dependences and Enthalpic Discrimination of Homochiral Pairwise Interactions of Six α-Amino Acid Enantiomers in Pure Water

01.05.2015 | Jia-min Liu; Li-yuan Zhu; Hua-qin Wang; Nan Chen; Xin-gen Hu, Journal of Chemical & Engineering Data, 2015

Dilution enthalpies of six α-amino acid enantiomers (l-alanine vs d-alanine, l-serine vs d-serine, and l-proline vs d-proline) in pure water were determined at T = (288.15 to 323.15) K by isothermal titration calorimetry (ITC). Homochiral enthalpic pairwise interaction coefficients (hxx) at each ...


(p, ρ, T) Behavior of CO2 + Tetradecane Systems: Experiments and Thermodynamic Modeling

01.05.2015 | Yi Zhang; Weiwei Jian; Yongchen Song; Weiguo Liu; Mingjun Yang; Jiafei Zhao; Yu Liu; Yuechao Zhao, Journal of Chemical & Engineering Data, 2015

The injection of CO2 into oil reservoirs (CO2 enhanced oil recovery, CO2-EOR) can result in higher production, and the use of CO2 as a mining resource can thus be an economic driver for oil production. The thermodynamic properties of CO2 mixtures are essential for the design and operation of ...


Density of 1-Butyl-3-methylimidazolium Bis(trifluoromethanesulfonyl)amide and 1-Hexyl-3-methylimidazolium Bis(trifluoromethanesulfonyl)amide over an Extended Pressure Range up to 250 MPa

30.04.2015 | Mitsuhiro Kanakubo; Kenneth R. Harris, Journal of Chemical & Engineering Data, 2015

Densities of the ionic liquid 1-butyl-3-methylimidazolium bis(trifluoromethanesulfonyl)amide ([BMIM][Tf2N]) between (273 and 363) K over an extended pressure range up to 250 MPa and densities for 1-hexyl-3-methylimidazolium bis(trifluoromethanesulfonyl)amide ([HMIM][Tf2N]) at 288.15 K to 175 MPa ...


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