p-Fenyl diamine; 1,4-diaminobenzene

Farin lu'ulu'u. Yana juyewa launin ruwan kasa a cikin haske. Yana juyewa launin shunayya a cikin iska. Wurin narkewar 140℃. Wurin tafasa 267℃. Ana iya yin sublimated. Yana narkewa kaɗan a cikin ruwan sanyi, yana narkewa a cikin ethanol, ether, chloroform da benzene. Yana amsawa da acid marasa tsari don samar da gishiri waɗanda suke narkewa cikin ruwa cikin sauƙi. Ana amfani da shi wajen kera rini na azo da rini na sulfur, da sauransu, kuma ana amfani da shi azaman rini na ja (Jawo Baki D, Ursol D ko Jawo Baki D, Ursol D ko Jawo Baki D) da kuma abubuwan da ke haɓaka shi. Wannan samfurin yana cikin nau'in 3 na cututtukan da ke haifar da cutar kansa. Ana samar da shi ta hanyar rage p-nitroaniline.

Hanyar samarwa

Ana samunsa ta hanyar rage p-nitroaniline da foda na ƙarfe a cikin matsakaiciyar acidic. Sanya foda na ƙarfe a cikin hydrochloric acid, a dumama shi zuwa 90°C, sannan a ƙara p-nitroaniline yayin juyawa. Bayan an gama ƙarawa, a mayar da martani a 95-100°C na tsawon awanni 0.5, sannan a ƙara sinadarin hydrochloric acid mai ƙarfi a cikin dropwise don kammala aikin rage tasirin Chemicalbook. Bayan sanyaya, a tace shi da ruwan sodium carbonate mai cikakken bayani zuwa pH 7-8, a tafasa a tace yayin zafi, sannan a wanke kek ɗin tacewa da ruwan zafi. A haɗa ruwan tacewa da ruwan wankewa, a tattara a ƙarƙashin matsin lamba mai raguwa, a sanyaya ta hanyar sanyaya ko a tace a ƙarƙashin matsin lamba mai raguwa don samun p-phenylenediamine tare da yawan amfanin ƙasa na 95%.

Sifofin sinadarai

Sunan Sin: p-Phenylenediamine
Sunan ƙasashen waje: p-Phenylenediamine
Tsarin sinadarai: C6H8N2
Nauyin kwayoyin halitta: 108.14
Lambar rajista ta CAS: 106-50-3
Ma'aunin narkewa: 139 ℃
bayyanar: lu'ulu'u fari zuwa lavender

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