isibhengezo_sekhasi

umkhiqizo

4-Trifluoromethoxyphenol (CAS# 828-27-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H5F3O2
I-Molar Mass 178.11
Ukuminyana 1.375g/mLat 25°C(lit.)
I-Melting Point 17-18°C
I-Boling Point 92°C25mm Hg(lit.)
I-Flash Point 187°F
Ukuncibilika I-Chloroform, iMethanol
I-Vapor Presure 0.519mmHg ku-25°C
Ukubukeka Uketshezi
I-Gravity ethize 1.375
Umbala Insundu ecacile
I-BRN 1945934
pKa 9.30±0.13(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
I-Refractive Index n20/D 1.447(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olunamafutha aphuzi

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S27 – Khumula ngokushesha zonke izingubo ezingcolile.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
Ama-ID e-UN 2927
I-WGK Germany 2
Ikhodi ye-HS 29095090
Inothi Lengozi Iyacasula
I-Hazard Class 6.1
Iqembu Lokupakisha III

 

Isingeniso

I-Trifluoromethoxyphenol. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

Ukubukeka: I-Trifluoromethoxyphenol iqinile engenambala ukuya kokuphuzi okuphaphathekile.

I-Solubility: Incibilika kuzincibilikisi eziphilayo njenge-ethanol, i-dimethylformamide, ne-methylene chloride, kodwa inokuncibilika okuphansi emanzini.

I-Acidity kanye ne-alkalinity: I-Trifluoromethoxyphenol i-asidi ebuthakathaka engakwazi ukuncibilika ngama-alkali.

 

Sebenzisa:

Ukwenziwa kwamakhemikhali: i-trifluoromethoxyphenol ivamise ukusetshenziswa ekuphenduleni kwe-organic synthesis futhi ingasetshenziswa njengento ebalulekile ephakathi nendawo noma evuselelayo.

 

Indlela:

I-Trifluoromethoxyphenol ingatholwa ngokusabela i-p-trifluoromethylphenol nge-methyl bromide. I-Trifluoromethoxyphenol ingatholwa ngokuncibilikisa i-trifluoromethylphenol ku-dispersant futhi yengeze i-methyl bromide, futhi ngemva kokusabela, ithatha isinyathelo esifanele sokuhlanza.

 

Ulwazi Lokuphepha:

I-Trifluoromethoxyphenol iyacasula futhi kufanele igwenywe ukuthintana nesikhumba namehlo.

Lapho usebenzisa noma ulungiselela, kufanele kuqashelwe izinyathelo zokuzivikela, njengokugqoka amagilavu ​​okuzivikela, izibuko zokuphepha, nezingubo zokuzivikela.

Lapho uphatha noma ugcina, ukuthintana nezinto ezifana nama-oxidants, ama-acids, nama-alkali kufanele kugwenywe ukuze kuvinjelwe ukusabela okuyingozi.

Sicela ugcine i-trifluoromethoxyphenol kahle, kude nomlilo namazinga okushisa aphezulu, ukugwema ukusha noma ukuqhuma kwayo.

Uma kukhona ukungaphatheki kahle noma ingozi, sicela uxhumane nochwepheshe kusenesikhathi futhi ubhekane nakho ngokuhambisana nezinqubo zokusebenza zokuphepha ezifanele.


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