isibhengezo_sekhasi

umkhiqizo

4-(trifluoromethyl)benzoic acid (CAS# 455-24-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C8H5F3O2
I-Molar Mass 190.12
Ukuminyana 1.3173 (isilinganiso)
I-Melting Point 219-220°C(lit.)
I-Boling Point 247°C 753mm
I-Flash Point 247°C/753mm
Ukuncibilika kwamanzi Incibilika emanzini.
I-Vapor Presure 7.81mmHg ku-25°C
Ukubukeka Impushana emhlophe
Umbala Okumhlophe kuya kokumpunga kancane
I-BRN 2049241
pKa 3.69±0.10(Okubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index 1.449
I-MDL I-MFCD00002562
Izakhiwo Zomzimba Nezamakhemikhali Indawo Encibilikayo: 219-222°C

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
I-WGK Germany 3
I-TSCA T
Ikhodi ye-HS 29163900
I-Hazard Class I-IRRITANT

 

Isingeniso

I-Trifluoromethylbenzoic acid iyinhlanganisela yezinto eziphilayo.

 

I-compound inalezi zimpawu ezilandelayo:

Iqinile ngokubukeka kwayo njengekristalu eliqinile elinephunga elimnandi elinamandla.

Iyazinzile ekamelweni lokushisa, kodwa iyabola emazingeni okushisa aphezulu.

Incibilika kuzincibilikisi zemvelo njenge-ether notshwala, ezingancibiliki emanzini.

 

Ukusetshenziswa okuyinhloko kwe-trifluoromethylbenzoic acid kuhlanganisa:

Njenge-reagent yokusabela ku-organic synthesis, ikakhulukazi ekuhlanganiseni kwezinhlanganisela ezinamakha, idlala indima ebalulekile.

Isebenza njengesengezo esibalulekile kuma-polymers athile, ama-coatings nama-adhesives.

 

Ukulungiswa kwe-trifluoromethylbenzoic acid kungenziwa ngezindlela ezilandelayo:

I-Benzoic acid isabela nge-trifluoromethanesulfonic acid ukuze ithole i-trifluoromethylbenzoic acid.

I-Phenylmethyl ketone ihlanganiswa ngokusabela nge-trifluoromethanesulfonic acid.

 

I-compound iyacasula futhi kufanele igwenywe ukuthintana nesikhumba namehlo.

Gwema ukuhogela uthuli, intuthu, noma amagesi kuwo.

Izinto zokuzivikela ezinjengamagilavu ​​okuzivikela, izibuko kanye namamaski egesi kufanele zigqokwe lapho zisetshenziswa.

Sebenzisa futhi ugcine endaweni enomoya omuhle.


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