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chigadzirwa

2 4 5-Trifluorobenzoic acid (CAS# 446-17-3)

Chemical Property:

Molecular Formula C7H3F3O2
Molar Misa 176.09
Density 1.4362 (kufungidzira)
Melting Point 94-96 °C (lit.)
Boling Point 241.9±35.0 °C(Zvakafanotaurwa)
Flash Point 100.1°C
Solubility Chloroform (Zvishoma), DMSO (Zvishoma)
Vapor Presure 0.0188mmHg pa25°C
Chitarisiko Crystalline upfu
Color Off-White
BRN 3257609
pKa 2.87±0.10(Zvakafanotaurwa)
Storage Condition Yakavharwa pakaoma, Room Temperature
MDL MFCD00013306
Zvenyama uye Chemical Properties kunyungudika 97~98 ℃
Makristasi machena kana anenge machena
Shandisa Inoshandiswa semishonga yepakati, asiwo yekugadzirira ndege, aerospace liquid crystal zvinhu.

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 29163990
Hazard Kirasi IRRITANT

 

Nhanganyaya

2,4,5-Trifluorobenzoic acid is an organic compound. Iyi inotevera sumo kune chimiro chayo, kushandiswa, nzira yekugadzirira uye ruzivo rwekuchengetedza:

 

Hunhu:

- Chitarisiko: isina ruvara kune chena crystalline poda

- Solubility: inonyungudika zvishoma mumvura uye inonyungudika mune organic solvents senge doro, ethers uye ketone

- Chemical properties: Iasidhi yakasimba inobata nealkalis, simbi uye reactive simbi.

 

Shandisa:

- 2,4,5-Trifluorobenzoic acid inonyanya kushandiswa seyakakosha yepakati uye inokonzeresa mune organic synthesis.

- Mune mamwe maitiro chaiwo, inogona kushandiswa sesosi ye fluoride ions uye kutora chikamu mune fluorination maitiro.

- Inogonawo kushandiswa mukugadzirira kweimwe organofluorine makomisheni.

 

Nzira:

Pane nzira dzakasiyana dzekugadzira 2,4,5-trifluorobenzoic acid, uye inotevera ndeimwe yenzira dzinowanzo shandiswa:

- React benzoic acid nealuminium trifluoride kuwana benzoylaluminium trifluoride.

- Zvadaro, benzoyl aluminium trifluoride inobatwa nemvura kana doro kuti hydrolyze ipe 2,4,5-trifluorobenzoic acid.

 

Zvekuchengetedza

- 2,4,5-Trifluorobenzoic acid inogumbura ganda nemaziso, uye midziyo yekudzivirira yakakodzera inodiwa pakubata nekubata.

- Munzvimbo ine hunyoro, inogona kushatisa uye kuburitsa magasi anokuvadza, anoda kushandiswa munzvimbo inofefetera.

- Paunenge uchichengeta uye kutakura, kusangana neakasimba oxidants, yakasimba acids nezvimwe zvinhu zvinofanira kudzivirirwa.

- Tsvaga kurapwa nekukurumidza kana ukamwiwa kana kufemerwa.

Maitiro ekushanda akakodzera uye matanho ekuchengetedza anofanirwa kuteverwa kana uchishandisa nekubata makemikari, uye kuongororwa uye kutarisirwa pane imwe nyaya-ne-nyaya.


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