p-Phenylene diamine1,4-diaminobenzene

Kristale e tšoeu. E fetoha e pinki khanyeng. E fetoha pherese moeeng. Sebaka sa ho qhibiliha 140℃. Sebaka sa ho belisa 267℃. E ka qhibilihisoa. E qhibiliha hanyane metsing a batang, e qhibiliha ka har'a ethanol, ether, chloroform le benzene. E arabela le li-inorganic acid ho etsa letsoai le qhibilihang habonolo metsing. E sebelisoa tlhahisong ea lidae tsa azo le lidae tsa sebabole, jj., 'me e sebelisoa e le lidae tsa boea (Fur Black D, Ursol D kapa Fur Black D, Ursol D kapa Fur Black D) le lintho tse hlahisang. Sehlahisoa sena ke sa Sehlopha sa 3 se bakang kankere. Se hlahisoa ka ho fokotsa p-nitroaniline.

Mokhoa oa tlhahiso

E fumanoa ka ho fokotsa p-nitroaniline ka phofo ea tšepe sebakeng se nang le asiti. Kenya phofo ea tšepe ka har'a hydrochloric acid, e futhumatse ho fihlela ho 90°C, 'me u kenye p-nitroaniline ha u ntse u hlohlelletsa. Kamora hore ho eketsoa ho phetheloe, arabela ho 95-100°C ka lihora tse 0.5, ebe u eketsa hydrochloric acid e matla ka ho theohela tlase ho phethela karabelo ea phokotso ea Chemicalbook. Kamora ho pholile, fokotsa ka tharollo ea sodium carbonate e saturated ho pH 7-8, pheha 'me u sefe ha e chesa, 'me u hlatsoe kuku ea sefa ka metsi a chesang. Kopanya sefa le mokelikeli o hlatsoang, kopanya tlas'a khatello e fokotsehileng, etsa kristale ka ho pholisa kapa ho qhibilihisa tlas'a khatello e fokotsehileng ho fumana p-phenylenediamine ka chai ea 95%.

Litšobotsi tsa lik'hemik'hale

Lebitso la Sechaena: p-Phenylenediamine
Lebitso la kantle ho naha: p-Phenylenediamine
Foromo ea lik'hemik'hale: C6H8N2
Boima ba limolek'hule: 108.14
Nomoro ea ngoliso ea CAS: 106-50-3
Sebaka sa ho qhibiliha: 139 ℃
ponahalo: Likristale tse tšoeu ho isa ho lavender

Mokhoa oa puisano

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