ES2432650B1 - Process for the manufacture of ionic liquids with the bromide structure of 1, omega-bis- (3-methylimidazolium-1-yl) -alkane (omega = 1,2,3,4,5,6) - Google Patents
Process for the manufacture of ionic liquids with the bromide structure of 1, omega-bis- (3-methylimidazolium-1-yl) -alkane (omega = 1,2,3,4,5,6) Download PDFInfo
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- ES2432650B1 ES2432650B1 ES201200637A ES201200637A ES2432650B1 ES 2432650 B1 ES2432650 B1 ES 2432650B1 ES 201200637 A ES201200637 A ES 201200637A ES 201200637 A ES201200637 A ES 201200637A ES 2432650 B1 ES2432650 B1 ES 2432650B1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
- C07D233/61—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms with hydrocarbon radicals, substituted by nitrogen atoms not forming part of a nitro radical, attached to ring nitrogen atoms
Abstract
Procedimiento para la fabricación de líquidos iónicos con la estructura de bromuro de 1,w-bis-(3-metilimidazolio-1-il)-alcano (w = 1, 2, 3, 4, 5, 6).#La presente invención hace referencia a un procedimiento para la fabricación de líquidos iónicos dicatiónicos derivados del imidazolio que comprende las fases de:#(i) añadir una cantidad efectiva de metilimidazol sobre una disolución de 1, {oe}-dibromoalcano en acetona para síntesis,#(ii) refluir la mezcla obtenida en la fase (i), durante cuatro días para {oe} = 1, 2 y durante dos días para {oe} = 3, 4, 5 y 6, con tubo desecante de sílica azul cerrado,#(iii) enfriar la mezcla obtenida en la fase (ii) a -10ºC y separar la sal de imidazolio por decantación de la acetona sobrenadante,#(iv) añadir acetona para síntesis a la sal de imidazolio obtenida en la fase (iii), refluir la mezcla durante aproximadamente 10 minutos, enfriar la mezcla a -10ºC y decantar la acetona sobrenadante,#(v) disolver el producto obtenido en la fase (iv) en etanol y saturar la mezcla por adición de acetona y n-hexano,#(vi) enfriar la mezcla obtenida en la fase (v) a -10ºC, decantar la acetona sobrenadante y desecar la mezcla durante aproximadamente dos horas, obteniendo el compuesto final.Process for the manufacture of ionic liquids with the bromide structure of 1, w-bis- (3-methylimidazolium-1-yl) -alkane (w = 1, 2, 3, 4, 5, 6). # The present invention refers to a process for the manufacture of ionic dicathionic liquids derived from imidazolium comprising the phases of: # (i) adding an effective amount of methylimidazole on a solution of 1, {oe} -dibromoalkane in acetone for synthesis, # (ii ) reflux the mixture obtained in phase (i), for four days for {oe} = 1, 2 and for two days for {oe} = 3, 4, 5 and 6, with closed blue silica desiccant tube, # ( iii) cooling the mixture obtained in phase (ii) to -10 ° C and separating the imidazolium salt by decanting the supernatant acetone, # (iv) adding acetone for synthesis to the imidazolium salt obtained in phase (iii), refluxing the mixture for approximately 10 minutes, cool the mixture to -10 ° C and decant the supernatant acetone, # (v) dissolve the product obtained in the fa be (iv) in ethanol and saturate the mixture by adding acetone and n-hexane, # (vi) cool the mixture obtained in phase (v) to -10 ° C, decant the supernatant acetone and dry the mixture for approximately two hours, obtaining the final compound.
Description
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201200637A ES2432650B1 (en) | 2012-06-01 | 2012-06-01 | Process for the manufacture of ionic liquids with the bromide structure of 1, omega-bis- (3-methylimidazolium-1-yl) -alkane (omega = 1,2,3,4,5,6) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201200637A ES2432650B1 (en) | 2012-06-01 | 2012-06-01 | Process for the manufacture of ionic liquids with the bromide structure of 1, omega-bis- (3-methylimidazolium-1-yl) -alkane (omega = 1,2,3,4,5,6) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES2432650A1 ES2432650A1 (en) | 2013-12-04 |
| ES2432650B1 true ES2432650B1 (en) | 2014-10-06 |
Family
ID=49584922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES201200637A Active ES2432650B1 (en) | 2012-06-01 | 2012-06-01 | Process for the manufacture of ionic liquids with the bromide structure of 1, omega-bis- (3-methylimidazolium-1-yl) -alkane (omega = 1,2,3,4,5,6) |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES2432650B1 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE449830T1 (en) * | 2006-06-26 | 2009-12-15 | Basf Se | USE OF PT AND PD BIS AND TETRACARBENE COMPLEXES WITH BRIDGED CARBENE LIGANDS IN OLEDS |
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2012
- 2012-06-01 ES ES201200637A patent/ES2432650B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2432650A1 (en) | 2013-12-04 |
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