Hordhaca 2-Bromofluorobenzene
2022-06-22
2-Bromofluorobenzene waa nooc ka mid ah walxaha dabiiciga ah, caanaha kiimikada waa C6H4BrF, lambarka diiwaangelinta CAS waa 1072-85-1, inta badan loo isticmaalo diyaarinta iyo isku dhafka daawada, sunta cayayaanka, dhexdhexaadinta walxaha crystal dareeraha, isku dhafka o-fluorobromobenzene waa mid aan midab lahayn. dareere lagu farsameeyo farsamada UIVCHEM.
Dhalada falcelinta waxay isu beddeshaa isku dhafka fluoro aniline iyo hydrobromic acid, kulaylku wuxuu sii daayaa tiro badan oo ah roobab adag oo guduudan, heerkulka ugu sarreeya ee 60 â, 5 daqiiqo, walaaq qubeyska milixda - 10 â hoose, ku dar nitrite sodium xalinta dhibciyo iyo habka sii daynta kulaylka, dareeraha walxaha si tartiib tartiib ah u noqda caddaynta liimika, faleebo ilaa 40 daqiiqo, ka daadi kulaylka 10 daqiiqo ka dib markaad ku biirto carbamide, qabow, Ku rid koobabka bromide, hydrobromic acid, biyaha iyo saliidda kiimikada ee qubeyska dhalada falcelinta leh Qalabka, kuleylinta ilaa 120 ~ 130â, uumiga biyaha, heerkulka gudaha waa qiyaastii 105â marka biyaha uumiga soo baxo, waxay bilaabeen inay hoos u dhigaan cusbada nitrogen ee culus, waqtigan waxaa jira tiro badan oo goobooyin ah, xakamee dardargelinta dhibicda si loo ilaaliyo gobolka distillation, hubi in o-fluorobromobenzene-abuuray si degdeg ah loo fuliyo by uumiga biyaha. Qiyaastii 50 daqiiqo oo dareere ah ka dib, uumi 5 daqiiqo oo kale si aad u joojiso dareeraha. Kala saar lakabka saliidda, ku dhaq biyo cusbo leh oo buuxa, miir lakabka saliidda si aad u cabbirto biyaha 0.04%, hel 2-Bromofluorobenzene.