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umkhiqizo

4-nitro-3-(trifluoromethyl)aniline (CAS# 393-11-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H5F3N2O2
I-Molar Mass 206.12
Ukuminyana 1.4711 (isilinganiso)
I-Melting Point 125-129 °C (okhanyisiwe)
I-Boling Point 326.4±42.0 °C(Kubikezelwe)
I-Flash Point 189.5°C
Ukuncibilika I-DMSO (Kancane), i-Methanol (Kancane)
I-Vapor Presure 2.78E-06mmHg ku-25°C
Ukubukeka I-Crystallization
Umbala Okuphuzi ukuya ku-Orange-Ophuzi
I-BRN 2650702
pKa -0.22±0.10(Kubikezelwe)
Isimo Sesitoreji 2-8°C
I-Refractive Index 1.532
I-MDL I-MFCD00014717
Izakhiwo Zomzimba Nezamakhemikhali Ikristalu ephuzi
Sebenzisa Isetshenziswa njengemithi, i-pesticide intermediate

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
I-WGK Germany 2
Ikhodi ye-HS 29214200
Inothi Lengozi Iyacasula

 

Isingeniso

I-4-Nitro-3-trifluoromethylaniline, eyaziwa nangokuthi i-TNB (i-Trinitrofluoromethylaniline), iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: Amakristalu amhlophe kuya kokuphuzi noma izimpushana

- Ukunyibilika: kuncibilika kancane emanzini, kuncibilika kuzincibilikisi zemvelo ezifana ne-ethanol, i-acetone, njll.

- Ukuzinza: Kuzinzile ekukhanyeni, ekushiseni nasemoyeni, kodwa kulula ukuba nomswakama nokuqhuma

 

Sebenzisa:

- I-4-Nitro-3-trifluoromethylaniline isetshenziswa kabanzi njengengxenye yabaqalisi neziqhumane, isibonelo, ingasetshenziswa esikhundleni se-TNT (trinitrotoluene). Inamandla aphezulu okuqhuma nokuzinza emkhakheni weziqhumane.

 

Indlela:

- Kusuka ku-aniline, i-trifluoromethanesulfonic acid iqala ukusabela nge-cuprous bromide ukuze yakhe i-trifluoromethylaniline. Khona-ke, i-trifluoromethylaniline isabela nge-nitric acid, i-nitrobenzene yengezwa, futhi ngemva kokwelashwa kwe-nitrite acid, i-4-nitro-3-trifluoromethylaniline ekugcineni itholakala.

 

Ulwazi Lokuphepha:

- I-4-Nitro-3-trifluoromethylaniline iyisithako esiqhumayo futhi sithathwa njengesiqhumane futhi kufanele sisetshenziswe ngokuqapha.

- Lapho uphatha futhi ugcina, gwema ukubangela noma yikuphi ukuthungela noma izinhlansi ze-electrostatic.

- Gwema ukuthintana nezinto ezivuthayo, ama-oxidants nezinto ezine-alkali ezingase zibangele ukusabela okungaba yingozi.

- Ukuhogela umoya, ukumudla, noma ukuthinta isikhumba namehlo kungase kube nemiphumela elimazayo, edinga ukugqokwa kwezinto ezifanele zokuzivikela lapho usebenza.

 


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