Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
About two hundred thousand tonnes of tetrahydrofuran are produced annually.
It is usually sold as a solution in tetrahydrofuran.
It is prepared by the reaction of 1,4-butanediol or tetrahydrofuran with hydrogen sulfide.
The latter is turned into tetrahydrofuran by action of a catalyst and then polymerized.
When prepared in this way, it is most often used without isolation as a solution in tetrahydrofuran.
It is a popular, but costlier substitute for tetrahydrofuran.
The compound is commercially available as a solution in tetrahydrofuran and as a solid.
It is also a component - along with tetrahydrofuran - of the solvent used to weld plumbing.
This page provides supplementary chemical data on tetrahydrofuran.
It is insoluble in alcohol, but slightly soluble in tetrahydrofuran.
The chemical result, in this case, is a disfavored reaction that produces tetrahydropyran instead of tetrahydrofuran.
A ring-opening reaction with hydrogen fluoride in tetrahydrofuran gives dexamethasone.
The reaction typically is carried out in tetrahydrofuran or diethyl ether as solvent.
It is related to tetrahydrofuran by interchange of one oxygen for a CH group.
In methanol it converts to the cyclic acetal, 2,5-dimethoxyl tetrahydrofuran.
Anhydrous ethyl ether or tetrahydrofuran would be good choices.
It can be viewed as a polymer of tetrahydrofuran, or as the polyether derived from 1,4-butanediol.
It is soluble in organic solvents tetrahydrofuran and hexane.
In tetrahydrofuran, it equilibrates between monomer and dimer states.
It reacts with acetone, ethyl acetate, tetrahydrofuran, ethanol, and water.
In many transition metal compounds, the empty coordination site is stabilized by a coordinating solvent like tetrahydrofuran.
Polytetrahydrofuran is commonly prepared by acid-catalyzed polymerization of tetrahydrofuran.
In the presence of phosphoric acid and high temperature, it dehydrates to the important solvent tetrahydrofuran.
Typically, such reactions are conducted with zinc amalgam in moist tetrahydrofuran:
In tetrahydrofuran, the mechanism of alkyl halide reduction likely proceeds through radical intermediates.