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chigadzirwa

3-(trifluoromethyl)benzoic acid (CAS# 454-92-2)

Chemical Property:

Molecular Formula C8H5F3O2
Molar Misa 190.12
Density 1.3173 (kufungidzira)
Melting Point 104-106°C(lit.)
Boling Point 238.5°C775mm Hg(lit.)
Flash Point 237-240°C
Vapor Presure 0.0241mmHg pa25°C
Chitarisiko Bright yellow crystalline powder
Color Chena
BRN 2049239
pKa 3.77±0.10(Zvakafanotaurwa)
Storage Condition Ramba uri munzvimbo ine rima, Yakavharwa pakaoma, Kamuri Tembiricha
MDL MFCD00002519
Zvenyama uye Chemical Properties Kunyungudika 104-106°C
kuvira kunovira 238.4°C (775 mmHg)

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
S24/25 - Dzivisa kusangana neganda nemeso.
WGK Germany 3
HS Code 29163900
Hazard Kirasi IRRITANT

 

Nhanganyaya

M-trifluoromethylbenzoic acid. Iyi inotevera sumo kune zvimwe zvezvivakwa zvayo, kushandiswa, nzira dzekugadzira uye ruzivo rwekuchengetedza:

 

Hunhu:

- Chitarisiko: M-trifluoromethylbenzoic acid haina ruvara kune yero crystalline kana yakasimba.

- Solubility: Inonyungudika mudoro, esters uye carbamates, inonyungudika zvishoma mumahydrocarbon uye ethers, uye inenge isinganyungudike mumvura.

 

Shandisa:

- M-trifluoromethylbenzoic acid inoshandiswa zvakanyanya mumunda wemishonga yezvipembenene sechinhu chinoshandiswa mumishonga yezvipembenene nemishonga.

 

Nzira:

- Kune nzira dzakawanda dzekugadzirira m-trifluoromethylbenzoic acid. Nzira yakajairika ndeyekuita 3,5-difluorobenzoic asidhi ine trifluorocarboxic acid kuti iwane chigadzirwa chakanangana.

 

Zvekuchengetedza

- M-trifluoromethylbenzoic acid ine humwe huturu kumuviri wemunhu uye nharaunda, uye inofanirwa kushandiswa zvakachengeteka.

- Dzivisa kusangana neganda, maziso, uye nzira yekufema panguva yekushanda, uye tora matanho ekudzivirira akakodzera, sekupfeka magirovhosi ekudzivirira nemagirazi, uye chengetedza mhepo yakanaka.

- Teerera kudzivirira moto uye static magetsi kugadzirwa panguva yekuchengetedza uye kubata, uye dzivirira kusangana nezvinhu zvakadai sezvinobvira moto, oxidants uye yakasimba acids.


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