نتایج جستجو برای: 1 pentyl 3 methylimidazolium bromide
تعداد نتایج: 3601008 فیلتر نتایج به سال:
ZnO nanostructures have been synthesized by a simple reflux method, using different ionic liquids, such as 1-benzyl-3-methylimidazolium bromide ([BzMIM][Br]), 1,1'-(1,4 phenylenebis (methylene)) bis (3-methyl-1H-imidazol-3-ium) bromide ([MM-1,4-DBzIM2][Br]2) and 1-phenacyl-3-methylimidazolium bromide ([PMIM][Br]), with different amount of sodium hydroxide in water. Als...
The properties can be switched between different states and used in sensors, displays, memory devices. In this study, two multi-functional switchable materials [C 5 -Pmim][Ni(mnt) 2 ] (1) 6 -Hmim][Ni(mnt) (2) (where mnt 2- = maleonitriledithiolate, C -Pmim 1-pentyl-3-methylimidazolium, -Hmim 1-hexyl-3-methylimidazolium) have been designed synthesized, which has segregated cation anion stacks th...
zno nanostructures have been synthesized by a simple reflux method, using different ionic liquids, such as 1-benzyl-3-methylimidazolium bromide ([bzmim][br]), 1,1'-(1,4 phenylenebis (methylene)) bis (3-methyl-1h-imidazol-3-ium) bromide ([mm-1,4-dbzim2][br]2) and 1-phenacyl-3-methylimidazolium bromide ([pmim][br]), with different amount of sodium hydroxide in water. also the effect of reaction t...
1-butyl-3-methylimidazolium bromide ([bmim]br) as an ionic liquid promoted selectively oxidation of aliphatic and aromatic sulfides to the corresponding sulfoxides and the oxidative coupling of thiols to disulfides by nabro3 in excellent yields under neutral conditions.
We report measurements of thermal diffusivity of several room-temperature ionic liquids (RTILs) using the transient grating method. Measurements are carried out using ionic liquids with small concentrations of an inert dye that is excited by the 532 nm output of a Nd:YAG laser in a grating with a fringe spacings of (92 and 104) μm. The experiments give thermal diffusivities from which thermal c...
We evaluated the cytotoxicity of 1-dodecyl-3-methylimidazo-lium bromide ([C12mim][Br]) on HepG2 cells and its influence on plasma membrane permeability. The results showed that [C12mim][Br] inhibited HepG2 cell growth and decreased cell viability in a concentration-depen-dent manner. The results also revealed that [C12mim][Br] exposure induced apoptosis in [C12mim][Br]-treated HepG2 cells. In a...
In this study, eight different types of imidazolium-based ionic liquids (ILs) were applied as new solvents in the extraction of flavonoids from grape skin, and compared to the conventional organic solvent extraction that was not reported earlier. The structure of anions, cations and concentration of ILs significantly affected extraction yields. The highest mass fractions of proanthocyanidins an...
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