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IonicLiquidILsDr

MAHMOUDNajimAbid&TaghreedM.Musa

PPT2019IonicLiquidILsDrMAHMOUDNajOneofthemaindirectionsoftheglobalresearch,isthesearchfornewchemicalcompoundswithspecial,properties.IonicliquidsaresuchcompoundsTheirapplicationbringsnew,possibilitiesformodernchemicaltechnology.Theionicliquids,fit,well,intheassumptionsofgreenchemistry.Incontrasttothepreviousapproach,,thegreenchemistryrequiresdesign,,developmentandimplementationofnewprocessesandchemicalsthatallowthereductionoreliminationofuseandproductionofhazardous,materials.Twelveprinciplesofgreenchemistryformulatedin1998byAnastasandWarnerdescribethemethodsofimplementationofthesetasks.Ionicliquidsmeetatleastthreeoftheseprinciples(safersolvents)(provideenergyefficiency)andno.9(areusedincatalyticreactions).Ionicliquidprecursorsarequaternaryammoniumhalidesknownfromthe1890s,whichwerewidelyusedandtestedinthe20thcentury.ThehistoryofsynthesisandapplicationoforganicsaltscontainingaquaternarynitrogenatomispresentedOneofthemaindirections*Thedescriptionofalowmeltingpointsalt-

1914Ethylammoniumnitrate*Thefirstroomtemperatureionicliquid-

1951N-ethylpyridiniumbromide-aluminiumchloridemelt*Themoststableandconductivesalts-

19821,3-dialkylimidazoliumsalts*Thehydrophobicionicliquids-

19921-ethyl-3-methylimidazoliumtetrafluoroborateDiscoveryandHistory*ThedescriptionofalowmelSeveralexperimentshaveconductedtoprepareionicliquidsuseddifferenttypesofAminescomponentsasEthanolamine,Urea,Acetamide,ThioureaandThioacetmide,withaluminumsaltasAluminumChloride,Aluminumnitrate,AmmoniumSulfate,PotassiumAluminumSulfateandAluminumStearate.Someoftheseattemptshaveproducedresultsusingvaryingtemperaturesofupto80°Candotherauxiliaryfactors.Somephysicalcharacteristicssuchasionicconductivityandmeltingpoint.FT-IRandelectronicspectraandcyclicvoltametrymeasurementshaveinvestigatedSeveralexperimentshaveconduDevelopmentDevelopmentSolvents–classificationOrganicsolventsinvolveVanderWallsinteractionWaterHydrogenbondingIonicLiquidsinvolvescolumbicinteractionsbetweenassymetriccationAndsymmetricanionslikeBF4-,PF6-,ClO4-TheasymmetryofcationsinthestructureofIlswillpreventthepackingOfionsandnolatticeasshowninioniccompoundsandthisuniquePropertiesmakestheIlshaveextremephysicalandchemicalpropertiesAndthenitiscalledfutureandgreensolvents

Solvents–classificationWhatareIonicLiquidsIonicliquidinsynthesisWhatareIonicLiquidsIonicliIonicLiquidsareioniccompounds(salts)whichareliquidbelow100℃.Morecommonly,IonicLiquidshavemeltingpointsbelowroomtemperature.TheIlsproducedasliquidsintheroomtemperaturecouldbecalledRTILsorEutecticsolventsandmaybecharacterizedwiththeirviscosity,ionicconductivityandwideelectrochemicalwindowsinadditiontotheirthermalstabilityonthebasisofTG-DSCstudies.IonicLiquidsareioniccompouSynthesisofIonicLiquidsAsstatedinprevioussection(1:1),thefirstroomtemperatureionicliquid[EtNH3][NO3](m.p.12°C)wasdiscoveredin1914,butinterestdidnotdevelopuntilthediscoveryofbinaryionicliquidsmadefrommixturesofaluminum(III)chlorideandN-alkylpyridiniumor1,3-dialkylimidazoliumchloride.Ionicliquidscomeintwomaincategories,namely,simplesalts(madeofasingleanionandcation)andbinaryionicliquids(saltswhereequilibriumisinvolved).Forexample,[EtNH3][NO3]isasimplesaltwhereasmixturesofaluminum(III)chlorideand1,3-dialkylimidazoliumchlorides(abinaryionicliquidsystem)containseveraldifferentionicspecies,andtheirmeltingpointandpropertiesdependuponthemolefractionsofaluminum(III)chlorideand1,3-dialkylimidazoliumchloridepresent.ThesynthesisofionicliquidscanbedescribedintwostepsSynthesisofIonicLiquidsMainroutestoprepareIonicLiquids:1-AcidbasereactionslikethioureawithsaltsofCalciumoralumium2-Solvationofactiveorganiccompoundslikecitrazine,triaceticacidwithsomemetalsalts3-Metathesisreactionswhichinvolvesthedisplacementreactions4-Alkylationofheterocycliccompoundslikepyridine,pyrrolidineandimidazolewithR-XfollowedmetathesisreactionbysaltsofKPF6,KBF4andmetalperchlorateorbromate5-Rarereactionsofchelationwhicharealmostoccurredinthecaseof18-crown-6withK+andLi+ionsthenfastmetathesiswithsymmetricanionsofPF6-,CF3COO-andBF4-.MainroutestoprepareIonicL離子液體及其在催化合成中的最新進(jìn)展課件PreparationofpyrrolidiniumsaltsPreparationofpyrrolidiniumsCommonDefinitionIonicLiquids(ILs)isthegenerictermforaclassofmaterials,consistingentirelyofionsandbeingliquidbelow100°C.Iftheyareliquidatroomtemperature,wecallthemroomtemperatureionicliquids(RTILs).CommonDefinitionIonicLiquidsTypicalCationandAnionTypicalILCations*[PF6]-formoisturestable,waterimmiscibleIL*[BF4]-formoisturestable,butwatermiscibleIL*[AlCl4-](orotherLewisacids)decomposesinwaterTypicalCationandAnionTypicaApplicationApplicationAdvantageEasyseparationVerylowvaporpressureNon-flammablesubstanceHighthermallystableHighmechanicallystableElectrochemicallystableLowtoxicityNon-volatilityAdvantageEasyseparationIonicLiquidsinOrganicSynthesisCatalyticHydrogenetionsHydroformylationsHeckreactionsSuzukicouplingStilleCouplingFriedel–CraftsAlkoxycarbonylationOlefindimerizationDiels-AlderOxidationsIonicLiquidsinOrganicSynthDiels-AlderreactionDiels-AlderreactionHeckReactionHeckReactionWittigreactionWittigreactionSuzuki-MiyauracouplingreactionSuzuki-MiyauracouplingreactiStillereactionStillereactionFriedel-CraftsreactionFriedel-CraftsreactionHydrogenationHydrogenationFluorinationFluorinationReactionReactionWecaninthefutureresearchPrepareanewionicliquidsbymixingtheotheraluminumM=Zn,Sn,Fe,Al,Ga,Ca,saltswithorganiccompound.StudythestatusstereochemistryandgeometricshapeofionicliquidspreparedStudythepossibilityofusingionicliquidsasanantibioticorwithotherpharmaceuticals.ThepossibilityofstudyingtheeffectofionicfluidsonhormonesandcancertumorsThetoxicinfluenceofILsmaybeassociatedtoacommoncellularstructureorprocessWecaninthefutureresearchConclusionIonicliquids,asthenewmaterialsofmultifunction,arewidelyusedinvariousoffields.Environmently-friendlyreactionprocesshavevigorouslybeenstudiedfromthestandpointofgreenchemistryandbasedontheproperitiesofeasyseparation,lowtoxicity,selectivemiscibility,ILSplayanimportantroleinorganicsynthesisasthegreenalternativesolvent.WithethedevelopmentofmultifunctionalILS,wecanexpectIlSwouldapplyinmorefields.ConclusionIonicliquids,asthIonicLiquidILsDr

MAHMOUDNajimAbid&TaghreedM.Musa

PPT2019IonicLiquidILsDrMAHMOUDNajOneofthemaindirectionsoftheglobalresearch,isthesearchfornewchemicalcompoundswithspecial,properties.IonicliquidsaresuchcompoundsTheirapplicationbringsnew,possibilitiesformodernchemicaltechnology.Theionicliquids,fit,well,intheassumptionsofgreenchemistry.Incontrasttothepreviousapproach,,thegreenchemistryrequiresdesign,,developmentandimplementationofnewprocessesandchemicalsthatallowthereductionoreliminationofuseandproductionofhazardous,materials.Twelveprinciplesofgreenchemistryformulatedin1998byAnastasandWarnerdescribethemethodsofimplementationofthesetasks.Ionicliquidsmeetatleastthreeoftheseprinciples(safersolvents)(provideenergyefficiency)andno.9(areusedincatalyticreactions).Ionicliquidprecursorsarequaternaryammoniumhalidesknownfromthe1890s,whichwerewidelyusedandtestedinthe20thcentury.ThehistoryofsynthesisandapplicationoforganicsaltscontainingaquaternarynitrogenatomispresentedOneofthemaindirections*Thedescriptionofalowmeltingpointsalt-

1914Ethylammoniumnitrate*Thefirstroomtemperatureionicliquid-

1951N-ethylpyridiniumbromide-aluminiumchloridemelt*Themoststableandconductivesalts-

19821,3-dialkylimidazoliumsalts*Thehydrophobicionicliquids-

19921-ethyl-3-methylimidazoliumtetrafluoroborateDiscoveryandHistory*ThedescriptionofalowmelSeveralexperimentshaveconductedtoprepareionicliquidsuseddifferenttypesofAminescomponentsasEthanolamine,Urea,Acetamide,ThioureaandThioacetmide,withaluminumsaltasAluminumChloride,Aluminumnitrate,AmmoniumSulfate,PotassiumAluminumSulfateandAluminumStearate.Someoftheseattemptshaveproducedresultsusingvaryingtemperaturesofupto80°Candotherauxiliaryfactors.Somephysicalcharacteristicssuchasionicconductivityandmeltingpoint.FT-IRandelectronicspectraandcyclicvoltametrymeasurementshaveinvestigatedSeveralexperimentshaveconduDevelopmentDevelopmentSolvents–classificationOrganicsolventsinvolveVanderWallsinteractionWaterHydrogenbondingIonicLiquidsinvolvescolumbicinteractionsbetweenassymetriccationAndsymmetricanionslikeBF4-,PF6-,ClO4-TheasymmetryofcationsinthestructureofIlswillpreventthepackingOfionsandnolatticeasshowninioniccompoundsandthisuniquePropertiesmakestheIlshaveextremephysicalandchemicalpropertiesAndthenitiscalledfutureandgreensolvents

Solvents–classificationWhatareIonicLiquidsIonicliquidinsynthesisWhatareIonicLiquidsIonicliIonicLiquidsareioniccompounds(salts)whichareliquidbelow100℃.Morecommonly,IonicLiquidshavemeltingpointsbelowroomtemperature.TheIlsproducedasliquidsintheroomtemperaturecouldbecalledRTILsorEutecticsolventsandmaybecharacterizedwiththeirviscosity,ionicconductivityandwideelectrochemicalwindowsinadditiontotheirthermalstabilityonthebasisofTG-DSCstudies.IonicLiquidsareioniccompouSynthesisofIonicLiquidsAsstatedinprevioussection(1:1),thefirstroomtemperatureionicliquid[EtNH3][NO3](m.p.12°C)wasdiscoveredin1914,butinterestdidnotdevelopuntilthediscoveryofbinaryionicliquidsmadefrommixturesofaluminum(III)chlorideandN-alkylpyridiniumor1,3-dialkylimidazoliumchloride.Ionicliquidscomeintwomaincategories,namely,simplesalts(madeofasingleanionandcation)andbinaryionicliquids(saltswhereequilibriumisinvolved).Forexample,[EtNH3][NO3]isasimplesaltwhereasmixturesofaluminum(III)chlorideand1,3-dialkylimidazoliumchlorides(abinaryionicliquidsystem)containseveraldifferentionicspecies,andtheirmeltingpointandpropertiesdependuponthemolefractionsofaluminum(III)chlorideand1,3-dialkylimidazoliumchloridepresent.ThesynthesisofionicliquidscanbedescribedintwostepsSynthesisofIonicLiquidsMainroutestoprepareIonicLiquids:1-AcidbasereactionslikethioureawithsaltsofCalciumoralumium2-Solvationofactiveorganiccompoundslikecitrazine,triaceticacidwithsomemetalsalts3-Metathesisreactionswhichinvolvesthedisplacementreactions4-Alkylationofheterocycliccompoundslikepyridine,pyrrolidineandimidazolewithR-XfollowedmetathesisreactionbysaltsofKPF6,KBF4andmetalperchlorateorbromate5-Rarereactionsofchelationwhicharealmostoccurredinthecaseof18-crown-6withK+andLi+ionsthenfastmetathesiswithsymmetricanionsofPF6-,CF3COO-andBF4-.MainroutestoprepareIonicL離子液體及其在催化合成中的最新進(jìn)展課件PreparationofpyrrolidiniumsaltsPreparationofpyrrolidiniumsCommonDefinitionIonicLiquids(ILs)isthegenerictermforaclassofmaterials,consistingentirelyofionsandbeingliquidbelow100°C.Iftheyareliquidatroomtemperature,wecallthemroomtemperatureionicliquids(RTILs).CommonDefinitionIonicLiquidsTypicalCationandAnionTypicalILCations*[PF6]-formoisturestable,waterimmiscibleIL*[BF4]-formoisturestable,butwatermiscibleIL*[AlCl4-](orotherLewisacids)decomposesinwaterTypicalCationandAnionTypicaApplicationApplicationAdvantageEasyseparationVerylowvaporpressureNon-flammablesubstanceHighthermallystableHighmechanicallystableElectrochemicallystableLowtoxicityNon-volatilityAdvantageEasyseparationIonicLiquidsinOrganicSynthesisCatalyticHydrogenetionsHydroformylationsHeckreactionsSuzukicouplingStilleCo

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