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1、间二氯苯及间氯甲苯的制备（Preparationoftwo-chloro-MandM-toluene）Thisarticleiscontributedbynnq1979PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.Atmosphere,hydrogen,,VIPinformationhttp://w
2、ww.cqvip.comPreparationoftwobenzylchloridebetweenchlorobenzeneandChlorobenzene&/ThepresentinventionrelatestoaprocessfortheisomerizationofanorthoaromaticchloridetoanaromaticchloridethroughazeoliteAmmoniabenzeneandtoluenebychlorination,generallypreparedt
3、wochlorobenzeneandoxygen.AGproductwasamixtureofisomers,namelytoaskaneighbor,or,twochlorobenzeneandadjacentbitoxidationoftoluene,thereportedisomerinless.Theresultdependsonthereactionconditionsandantifalsebyusingthecatalyst.(Ullmanchemicalbase5,volume,pa
4、ge3)and.ThefirsteditionofA633.,twochlorobenzeneandtoluenechloride,isoftenusedasapreparationfordrug,crystalandimplantprotection.Acorrespondingtwochlorineisrequiredbyisomerizationoftheortho-andortho-chloridesOneMeatoraskchlorotoluenemethod.Thefabrication
5、processandeconomicsystemfromthepointofview,oftenusingzeoliteascatalystforisomerization.(seepatentD-A3363D'3276E-A66andJE347,L-A400,P465P-229PapplicationNo.7publicchartered577=J5143)8430.ofthepatentofthemethodthedefectisshortcatalystlife,after200hoursof
6、usemustberegenerated.Intheprocessofisomerizationofaromaticoxide,hydrogencanbeadded.AccordingtotheD-A3363,E347byorthoandparaTwodifferentpreparationofbenzeneoxygencitratetwochlorobenzenecanbeaddedwhenaskedammoniaorhydrogenasdiluent,toreducethetwooxygenpa
7、rtialpressureofbenzeneingasphase,down1and4ofthepatent,intwopermoleofchlorobenzeneadding4moland53molofnitrogen.Inthereactionof.5spideroutAfterhours,thecatalystmustberegenerated2,aDinA3276,achlorotolueneisomerizationbyzeolitecontainingwords?E400to34noton
8、lymakethecatalystusecycleisprolonged,andcanmaintainthegoodactivityofcatalyst.Theprocesscanbecarriedoutinthegasphase,canalsobecarriedoutinliquidhydrogen,andtheoriginalmixofdebate2.Topermoletoluenechloride,suchashydrogen.8catalystwith80mo
