间二氯苯及间氯甲苯的制备（Preparationoftwo-chloro-MandM-toluene）Thisarticleiscontributedbynnq1979PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.Atmosphere,hydrogen,,VIPinformationhttp://www.cqvip.comPreparationoftwobenzylchloridebetweenchlorobenzeneandChlorobenzene&/ThepresentinventionrelatestoaprocessfortheisomerizationofanorthoaromaticchloridetoanaromaticchloridethroughazeoliteAmmoniabenzeneandtoluenebychlorination,generallypreparedtwochlorobenzeneandoxygen.AGproductwasamixtureofisomers,namelytoaskaneighbor,or,twochlorobenzeneandadjacentbitoxidationoftoluene,thereportedisomerinless.Theresultdependsonthereactionconditionsandantifalsebyusingthecatalyst.(Ullmanchemicalbase5,volume,page3)and.ThefirsteditionofA633.,twochlorobenzeneandtoluenechloride,isoftenusedasapreparationfordrug,crystalandimplantprotection.Acorrespondingtwochlorineisrequiredbyisomerizationoftheortho-andortho-chloridesOneMeatoraskchlorotoluenemethod.Thefabricationprocessandeconomicsystemfromthepointofview,oftenusingzeoliteascatalystforisomerization.(seepatentD-A3363D'3276E-A66andJE347,L-A400,P465P-229PapplicationNo.7publicchartered577=J5143)8430.ofthepatentofthemethodthedefectisshortcatalystlife,after200hoursofusemustberegenerated.Intheprocessofisomerizationofaromaticoxide,hydrogencanbeadded.AccordingtotheD-A3363,E347byorthoandparaTwodifferentpreparationofbenzeneoxygencitratetwochlorobenzenecanbeaddedwhenaskedammoniaorhydrogenasdiluent,toreducethetwooxygenpartialpressureofbenzeneingasphase,down1and4ofthepatent,intwopermoleofchlorobenzeneadding4moland53molofnitrogen.Inthereactionof.5spideroutAfterhours,thecatalystmustberegenerated2,aDinA3276,achlorotolueneisomerizationbyzeolitecontainingwords?E400to34notonlymakethecatalystusecycleisprolonged,andcanmaintainthegoodactivityofcatalyst.Theprocesscanbecarriedoutinthegasphase,canalsobecarriedoutinliquidhydrogen,andtheoriginalmixofdebate2.Topermoletoluenechloride,suchashydrogen.8catalystwith80molofactivityandselectivityfor201hours,seetheinvertedL)beforethepreparationprocessofB.catalyst(inashortperiodoftimetheactivitydecreasedsignificantly(seepageninety-firstofthispaperfourth-line2).TheisomerizationoftoluenechlorideiscarriedoutinEPA465withacatalystthatcanbecarriedoutwithhydrogen-66used(seethefourthpageL-line1)canalsoaddchlorine.46.asinexample1,thegasphasefeeding,mixturepermoleoffluorotolueneandbenzenechloride,5Jiamoernitrogen.Incasesofnotmuchtimetowritereactioncatalystafterregeneration.Fromtheabove,inthepreparationofaromaticchloridescrapingcompoundwithdifferentoffsetwhenthebestwaytofindthereactiontimemorethan200hoursandstillmaintaintheactivityofthecatalyst.Inordertoreducethenumberofregeneratedcatalyst.Qmolecularchlorinearomatictype(suchasTaiwantough)asrawmaterials,"Iorthoparaaromaticchloridemoleculessuchasductiletype(aII)(1andB.JX(I)(II,a)(II,b)Intheformula,Xismethylorchlorine.Theprocessischaracterizedbythemolecularformula(Aand(II))oftheadjacentandparaaromaticchlorinatedmaterial,athightemperaturewithliquidphaseZeolitecontact.Basedonaromaticoxides,L3(plusoneomol)ofhydrogen.Theprocessofrawmaterialsusedfortechnicalgradetwochlorobenzeneorthoandparaororthoandparachlorotoluene,canalsobeamixtureofthetwocompounds,suchasdistillationorcrystallizationfromthechloridemixture.Inthiskindofmixture,onth...