转移催化剂的合成、性能及应用研究(5)
时间:2026-01-23
时间:2026-01-23
山东大学硕士学位论文
Abstract
Thispaperdescribesthesynthesisofcarbonfunctionalgroupsorganicsiliconcompoundwithphasetransfercatalysis.Wehavefoundthetraditionalphasetransfercatalyst’sefficiencyisnotsatisfyinginthissystem.Accordingtothetheorythatcompoundwithsimilarconfigurationandcomposingcandissolveeachotherandthecatalystwithorganicsilicongroupshouldbenefitforcatalyst’stransferringandexchanginginthissystem.Basingontraditionalcatalystofquaternaryammoniumsalt,wesynthesizethenovdphasetransfercatalystcontainingN-Sibonds,whichcansynthesizeacyloxyalkylsiliconcompoundwithmoreproductivityinamildcondition.
Wehavesynthesizedaseriesofphasetransfercatalystscontainingorganicsiliconcompound,whichincludingthequaternaryammoniumsaltwithN—SibondsandalsoincludingthecomplexcompoundswithN—Simatchbonds.Thereisagreatdisputedbetweeninvestigatorsforthelatter’sconfigurationandexistingstate.Wehaveinvestigateditspreparationmethodandcatalyzeperformance,andalsohavelaunchedgreatenergyintodescribingitsconfiguration.withIR、NMRandE色
ThecatalyticcapabilityofthecatalystwasvalidatedintheesterificationreactionofchlorinesubstitutedHeramethyldisjloxaae,chlorinesubstitutedoctamethylcyclotetrasiloxanewithpotassiumacetate.Tobeginwith,wehavechloridizedthetwocompoundswiththemethodthatliteratureprovided.Oneischloridizedwithchlorine,andtheotherischloridizedwithsulfurylchloride.Twomethodsallcallreachtheaim,wegetamixturethatincludeonechlorinesubstitutedproductionandmultichlorinesubstitutedproduction.Weseparatedthemthoughrectifiedthemixtuminvcuumconditions.The
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