نتایج جستجو برای: tetrabutylammonium bromide

تعداد نتایج: 17861  

2008
J. T. Slusher K. J. Decker H. Liu C. A. Vega P. T. Cummings J. P. O'Connell

Journal of Chemical and Engineering Data is published by the American Chemical Society. 1155 Sixteenth Street N.W., Washington, DC 20036 Vapor-Liquid Equilibria and Salt Apparent Molar Volumes of the Water + 2-Propanol + Tetrabutylammonium Bromide System J. T. Slusher, K. J. Decker, H. Liu, C. A. Vega, P. T. Cummings, and J. P. O'Connell J. Chem. Eng. Data, 1994, 39 (3), 506-509 • DOI: 10.1021/...

The highly substituted pyridine derivatives are found to exhibit diverse pharmacological activities. They are also emerged as potential medicinal leads in developing therapeutic agents for the treatment of various diseases. In this work, a series of 2-amino-3,5-dicarbonitrile-6-thio-pyridine derivatives have been synthesized at room temperature via one-pot, multi-component reaction of various a...

Vanadium silicates such as V-Al-analcime, V-analcime, V-magediite and V-ZSM-11 were synthesized using vanadium pentoxide or vanadyl sulfates. Vanadium silicates with analcime structure with and without aluminum (V-Al-analcime, V-analcime) were prepared as pure phase by hydrothermal crystallization from a gel with molar composition of (1 SiO2; 0.2 V2O5; 1 Na2O; 0.034 Al2O3; 35.7 H2O) and (1 SiO2...

Journal: :X-ray Structure Analysis Online 2021

The tetrabutylammonium chloride complex with rac-1,1′-bi-2-naphthol crystallizes in monoclinic space group P21/n, unit-cell parameters of; a = 10.4941(1)Å, b 26.3302(3)Å, c 11.5290(1)Å, α 90°, β 100.0154(5)°, γ 90 °, V 3137.05(5)Å3, and Z 4. packing mode, hydrogen bonding network, crystal data suggest that the structure is isomorphous reported of bromide rac-1,1′-bi-2-naphthol.2

Journal: :journal of sciences islamic republic of iran 0

vanadium silicates such as v-al-analcime, v-analcime, v-magediite and v-zsm-11 were synthesized using vanadium pentoxide or vanadyl sulfates. vanadium silicates with analcime structure with and without aluminum (v-al-analcime, v-analcime) were prepared as pure phase by hydrothermal crystallization from a gel with molar composition of (1 sio2; 0.2 v2o5; 1 na2o; 0.034 al2o3; 35.7 h2o) and (1 sio2...

Journal: :Oil & Gas Science and Technology – Revue d’IFP Energies nouvelles 2021

One of the promising applications clathrate/gas hydrates is transport and storage natural gas. Semi-clathrate have received more attention due to milder pressure/temperature stability conditions compared ordinary clathrate hydrates. The most commonly reported semi-clathrate are formed from a combination gas + water quaternary ammonium salts. In this work, total 53 equilibrium data for methane T...

2018
Engel Kondrat

Cyclic carbonates are valuable chemicals for the chemical industry and thus, their efficient synthesis is essential. Commonly, cyclic carbonates are synthesised in a two-step process involving the epoxidation of an alkene and a subsequent carboxylation to the cyclic carbonate. To couple both steps into a direct oxidative carboxylation reaction would be desired from an economical view point sinc...

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