Method for synthesizing spiro quartenary ammonium systems
申请人:Siggel Alfred
公开号:US20070049750A1
公开(公告)日:2007-03-01
A method for preparing a spiro quaternary ammonium system and electrolytes containing spiro quaternary ammonium cations, comprising a synthesizing step wherein a spiro ammonium system is formed in a medium that can serve as both the reaction solvent and as an electrolyte solvent.
Facile, high-yielding preparation of pyrrolidinium, piperidinium, morpholinium and 2,3-dihydro-1H-isoindolinium salts and ionic liquids from secondary amines
作者:Antony J. Ward、Anthony F. Masters、Thomas Maschmeyer
DOI:10.1039/c4ra03226h
日期:——
High yield and purity heterocyclic ionic liquids can be obtained via the microwave irradiation of equimolar amounts of a secondaryamine and of an α,ω-dibromoalkane (i.e., 1,4-dibromobutane, 1,5-dibromopentane, bis(2-bromoethyl)ether, or α,α′-dibromo-o-xylene) in water, in the presence of potassium carbonate, followed by anion exchange with lithium bis(trifluoromethanesulfonyl)imide, affording pyrrolidinum
Inorganic salt templated porous TiO<sub>2</sub> photoelectrode for solid-state dye-sensitized solar cells
作者:Hao Li、Shichao Li、Ye Zhang、Feng Yan
DOI:10.1039/c5ra22324e
日期:——
Salt template induced TiO2 photoelectrodes with channels (or pores) were applied to improve the photoelectric conversion efficiency of solid-state dye-sensitized solar cells.