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1、對(duì)氯苯甲醛的合成研究(StudyonSynthesisofBenzaldehyde)Thisarticleiscontributedbyzengping003PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.VIPinformationhttp://www.cqvip.comVolumefourth,twenty-sixth,2
2、003,L2monthsJournalofWuhanUniversityofScienceandTechnology(NATURALSCIENCEEDITION)JfWuan.oc.Tc.Ntrlcecdtn.ohnUifieh(aaineEio)SuSiVo.6,o412N.Deoc2o3StudyonSynthesisofBenzaldehydeLvZaoshengWangXueyan,(WuhanUniversityofScienceandTechnology,Hubei,Wuhan408,.ShanghaiFuxin
3、gmiddleschool,Hai(000),13012,200Abstract:inthispaper,themethodofoxidationoftoluenetobenzaldehydeundertheactionofcatalystisstudied.Theoxidant,theconcentrationofthematerial,thetimeandthetemperatureofthereactionarenotstudiedInfluenceofdegreeandcatalystonthereaction.Th
4、emethodissimple,mildincondition,lowindyeandlowincost.Itisapromisingmethodforindustrialization.FoulingisKeywords:toluenechloride;chlorobenzene;formaldehyde;change;changetoright;topromoteoxygenCLCnumber:613O2.C.Documentidentifier:AArticlenumber:62-39(030060170020)437
5、3Isawidelyusedmedicine,medicine,andagriculturalproductTRhighpressureliquidchromatograph,autoclave(0es,high2MP).12airoxidationatnormalpressure.Add0tothe8mLthreeflaskwitharefluxcondenser1mLcatalystsfortoluene,054mL,aceticacid,andquantificationIntermediatematerial.Int
6、hedyeindustry,astheintermediatethreechlorobenzeneformaldehydebenzeneonmethanedye,acidblue8,10,0and19asthe3blueblueblue900"inthepesticideindustry,usingp-chlorobenzaldehyde.YesYuHecheng,herbicide,plantgrowthregulator,paclobutrazol,Peoplecontinuedtoairtemperatureto9de
7、greesCelsius,thetemperatureof5liters0Paulhaftercooling,stopreactiondistillation,therecoveryofaceticacid,theunreactedsteamoutofchloromethylbenzeneandwaterextractofp-chlorobenzaldehyde,dry,heavy,Vrn70gaschromatographymeasuredwithai30amatchp-chlorobenzaldehydeandParac
8、hlorotoluenecontent;distillationAndUniconazoleJ.Inthepharmaceuticalindustry,benzaldehydeisusedinthesynthesisofdiazepam....Thetraditionalsynthesis