isibhengezo_sekhasi

umkhiqizo

4 4 4-trifluorobutanol (CAS# 461-18-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C4H7F3O
I-Molar Mass 128.09
Ukuminyana 1,193 g/cm3
I-Boling Point 123 °C
I-Flash Point 52°C
I-Vapor Presure 6mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Ayinambala kuya Cishe ayinambala
I-BRN 1736068
pKa 14.76±0.10(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
I-Refractive Index 1.3425

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi U-R10 – Uyavutha
I-R22 – Iyingozi uma igwinywe
R36 – Ukucasuka emehlweni
Incazelo Yokuphepha S23 – Ungawuphefumuli umhwamuko.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
Ama-ID e-UN 1993
I-WGK Germany 3
Ikhodi ye-HS 29055900
Inothi Lengozi Okuvutha umlilo
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

Iwuketshezi olungenambala olunephunga eliwutshwala elingavamile. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-4,4,4-trifluorobutanol:

 

Ikhwalithi:

I-4,4,4-Trifluorobutanol iyinhlanganisela ye-polar encibilika kuzincibilikisi ze-polar ezifana namanzi, utshwala, nama-ether.

I-4,4,4-Trifluorobutanol inomphumela okhuthazayo emalangabini futhi ijwayele ukusha.

Inhlanganisela izinzile emoyeni, kodwa ingabola ukuze ikhiqize igesi ye-fluoride enobuthi ngenxa yokuchayeka ekushiseni noma emithonjeni yokuthungela.

 

Sebenzisa:

Ibuye isetshenziswe njenge-solvent kanye ne-ejenti eqeda amanzi emzimbeni, futhi ifaneleka ngokukhethekile inqubo yokukhipha kanye nokuhlanza kwezinto ezithile ezisebenza kakhulu eziphilayo.

 

Indlela:

Indlela yokulungiselela ye-4,4,4-trifluorobutanol ngokuvamile ihlanganisa lezi zinyathelo ezilandelayo:

I-1,1,1-trifluoroethane isabela nge-sodium hydroxide (NaOH) ekushiseni okufanelekile nokucindezela ukukhiqiza i-4,4,4-trifluorobutanol.

 

Ulwazi Lokuphepha:

I-4,4,4-Trifluorobutanol iwuketshezi oluvuthayo futhi kufanele isetshenziswe futhi igcinwe ngaphandle komlilo namazinga okushisa aphezulu.

Gwema ukuthinta isikhumba, amehlo, nemigudu yokuphefumula ukuze uvimbele ukucasuka nokulimala.

Izinyathelo zokuphepha ezifanele kufanele zisetshenziswe ngesikhathi sokuphatha, okuhlanganisa ukugqokwa kwamagilavu ​​okuzivikela, izibuko, nezinto zokuvikela ukuphefumula.

Uma kwenzeka kuvuza, izinyathelo ezifanele kufanele zithathwe ngokushesha ukulungisa, ukuhlukanisa nokuhlanza ukugwema ukungcoliswa kwemvelo kanye nokulimala komuntu siqu.

Ngesikhathi sokugcina nokulahlwa, imithethonqubo kanye nezinqubo zokusebenza zokuphepha kufanele zilandelwe.


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