izindaba

 

I-N,N-dimethylaniline isesimweni soketshezi olunamafutha oluphuzi olukhanyayo. Okulandelayo incazelo eningiliziwe yesimo se-N,N-dimethylaniline:

Ukubukeka: Uketshezi olunamafutha oluphuzi kancane kuya konsundu olunephunga elibi, futhi olufakwa kalula ukuze lube mnyama.
Izakhiwo zomzimba: Ayincibiliki emanzini, kodwa incibilika ezinyibilikisini eziphilayo ezifana ne-ethanol, i-ether, ne-chloroform. Iphuzu layo lokubila lingu-193.5±0.0°C, iphuzu lokuncibilika lingu-1.5-2.5°C, kanti ukuminyana kungaba ngu-1.0±0.1 g/cm3.
Ngamafuphi, i-N,N-dimethylaniline ibonakala njengoketshezi oluphuzi olukhanyayo olunamafutha ekushiseni kwegumbi kanye nengcindezi, futhi inezakhiwo ezithile zomzimba nezamakhemikhali.

I-N,N-Dimethylaniline (DMBA) iyinhlanganisela yezinto eziphilayo esetshenziswa kakhulu njenge-dye intermediate futhi inezinhlobo ezahlukene zokusetshenziswa kwezimboni. Lokhu okulandelayo ukusetshenziswa okuyinhloko kwe-N,N-dimethylaniline:

Amadayi aphakathi: Asetshenziswa ukwenza amadayi e-vanillin, amadayi e-azo, amadayi e-triphenylmethane, njll.
Izinyibilikisi kanye neziqinisi: Ngenxa yezakhiwo zayo zamakhemikhali ezithile, i-N, i-N-dimethylaniline ingasetshenziswa njengesinyibilikisi kanye nesiqinisi.
Ama-reagent okuhlaziya: Ekuhlaziyweni kwamakhemikhali, i-N, i-N-dimethylaniline nayo ivame ukusetshenziswa njenge-reagent.
Okunye ukusetshenziswa: Ngaphezu kokusetshenziswa okuyinhloko okungenhla, i-N,N-dimethylaniline ingasetshenziswa nakwamanye amasimu ezimboni ngokuya ngezidingo ezithile.
Kufanele kuqashelwe ukuthi i-N,N-dimethylaniline iyisithako esinobuthi futhi esingaba umdlavuza, ngakho-ke kuyadingeka ukulandela ngokuqinile imithetho efanele ngesikhathi sokusetshenziswa nokugcinwa ukuqinisekisa ukuphepha kwabasebenzi kanye nokuvikelwa kwemvelo. Ngesikhathi esifanayo, ngenxa yokuqhuma kwayo, ukupakisha, ukugcina kanye nokuthuthwa nakho kudinga ukunakekelwa okukhethekile.

浅黄色液体

Izakhiwo Zamakhemikhali ze-N,N-Dimethylaniline
Iphuzu lokuncibilika 1.5-2.5 °C (ngokukhanya)
Iphuzu lokubila 193-194 °C (lit.)
ukuminyana 0.956 g/mL ku-25 °C (ngokukhanya)
ubuningi bomusi 3 (uma kuqhathaniswa nomoya)
umfutho womusi 2 mm Hg (25 °C)
inkomba yokubuyisa n20/D 1.557(lit.)
Fp 158 °F
izinga lokushisa lokugcina. Gcina ngaphansi kuka-+30°C.
ukuncibilika 1.2g/l
ifomu le-Liquid
i-pka 5.15 (ku-25℃)
umbala ophuzi ocacile
I-polarity ehlobene 0.179
I-PH 7.4 (1.2g/l, H2O, 20℃)
umkhawulo wokuqhuma 1.2-7%(V)
Ukuncibilika Kwamanzi 1 g/L (20 ºC)
I-Merck 14,3234
I-BRN 507140
I-Henry's Law Constant 4.98(x 10-6 atm?m3/mol) ku-20 °C (cishe - kubalwa kusukela ekuncibilikeni kwamanzi kanye nomfutho womusi)

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Isikhathi sokuthunyelwe: Julayi-23-2025