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chigadzirwa

2 6-Dibromo-4-(trifluoromethyl)aniline (CAS# 72678-19-4)

Chemical Property:

Molecular Formula C7H4Br2F3N
Molar Misa 318.92
Density 1.9954 (yakaomarara fungidziro)
Melting Point 34-38°C(lit.)
Boling Point 64-65 °C (0.1 mmHg)
Flash Point >230°F
Mvura Solubility Insoluble mumvura.
BRN 6314196
pKa -1.36±0.10(Zvakafanotaurwa)
Storage Condition Ramba uri munzvimbo ine rima, Inert atmosphere, Tembiricha yemumba
Refractive Index 1.4640 (kufungidzira)
MDL MFCD00068181

Product Detail

Product Tags

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.
UN IDs 2811
WGK Germany 3
HS Code 29214300
Hazard Note Irritant
Hazard Kirasi 6.1
Packing Group III

 

Nhanganyaya

4-Amino-3,5-dibromobenzotrifluoride is an organic compound ine chemical formula C7H4Br2F3N. Inotevera rondedzero yehunhu hwayo, kushandiswa, kugadzira uye ruzivo rwekuchengetedza:

 

Zvakasikwa:

-Kuonekwa: isina ruvara kana chiedza yero yakasimba

-Solubility: Soluble mu organic solvents senge ethanol uye dimethylformamide

-kunyungudika nzvimbo: inenge 115-117 ℃

-Kubikira nzvimbo: inenge 285 ℃

 

Shandisa:

4-Amino-3,5-dibromobenzotrifluoride ine humwe kukosha kwekushandisa uye inowanzo shandiswa mune zvinotevera:

-Sepakati mune organic synthesis, inogona kushandiswa kugadzirira mamwe makomisheni, akadai semishonga, mishonga yezvipembenene uye dhayi.

-Mukutsvakurudza kwemakemikari, inogona kushandiswa se reagent ye deprotection reaction.

 

Kugadzirira nzira:

4-Amino-3,5-dibromobenzotrifluoride inogona kugadzirwa nematanho anotevera:

1.3,5-dibromobenzoic asidhi yakashandiswa seyakabikwa kugadzira 3,5-dibromobenzoic acid ester neacidification reaction.

2.3,5-dibromobenzoic acid ester inobatwa nenitrogen compound kune decarboxylate kugadzira 3,5-dibromobenzene acetyl chloride.

3. react 3,5-dibromobenzotrifluoromethane ne 3,5-dibromobenzotrifluoride kugadzira 4-Amino-3,5-dibromobenzotrifluoride.

4. Chigadzirwa chakachena chinogona kuwanikwa necrystallization kana dzimwe nzira dzekuchenesa.

 

Zvekuchengetedza

- 4-Amino-3,5-dibromobenzotrifluoride inoda kutora matanho ekuchengetedza anoenderana panguva yekushanda uye kuchengetedza kudzivirira kusangana neganda nemaziso.

-uye kudzivirira inhalation kana kupinza.

-Pfeka midziyo yekudzivirira yakakodzera senge magirovhosi emakemikari, magirazi uye zvipfeko zvekudzivirira panguva yekushandiswa.

-Muchiitiko chengozi inogona kuitika kana kusangana nekusaziva, simbura pakarepo nemvura uye kutsvaga kurapwa.

-Paunenge uchibata komboni, ndapota tevera nzira dzekuchengetedza.


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  • Zvinotevera:

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