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chigadzirwa

4-Bromo-2-nitrobenzoic acid (CAS# 99277-71-1)

Chemical Property:

Molecular Formula C7H4BrNO4
Molar Misa 246.01
Density 1.892±0.06 g/cm3(Zvakafanotaurwa)
Melting Point 165-169 °C
Boling Point 368.6±32.0 °C(Zvakafanotaurwa)
Flash Point 176.7°C
Solubility soluble muMethanol
Vapor Presure 4.38E-06mmHg pa25°C
Chitarisiko upfu kusvika kukristaro
Color Muchena kusvika kuGrey kusvika kuBrown
pKa 1.97±0.25(Zvakafanotaurwa)
Storage Condition Yakavharwa pakaoma, Room Temperature

Product Detail

Product Tags

Risk Codes R22 – Zvinokuvadza kana ikamedzwa
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R43 - Inogona kukonzera kunzwisiswa nekubata ganda
R50 - Chirwere Chakanyanya kune zvipenyu zvemumvura
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36/37 - Pfeka zvipfeko zvekudzivirira zvakakodzera uye magurovhosi.
S61 - Dzivisa kusunungurwa kune zvakatipoteredza. Tarisa kune yakakosha mirairo / kuchengetedza data mapepa.
UN IDs UN 3077 9/PG 3
WGK Germany 2
HS Code 29163990
Hazard Kirasi IRRITANT
Packing Group III

 

Nhanganyaya

4-Bromo-2-nitrobenzoic acid is an organic compound, inowanzopfupikiswa seBNBA. Iyi inotevera sumo yezvivakwa zvayo, kushandiswa, nzira dzekugadzira uye ruzivo rwekuchengetedza:

 

Hunhu:

- Kuonekwa: 4-Bromo-2-nitrobenzoic asidhi ichena crystalline yakasimba.

- Solubility: Inogona kunyatsonyungudika mune zvakajairika organic solvents senge ethanol, chloroform uye dimethylformamide.

 

Shandisa:

- Pigment munda: Iyi komputa inogona kushandiswa kugadzira mamwe akasarudzika pigment.

 

Nzira:

- Kugadzirira kwe4-bromo-2-nitrobenzoic acid kunowanzo kuwanikwa kuburikidza nekuita 2-nitrobenzoic acid uye bromine pasi pemamiriro e acidic. Kune iyo chaiyo nzira yekugadzirira, ndapota tarisa kune yakakodzera organic synthesis mabhuku.

 

Zvekuchengetedza

- Iyo kompani ine kumwe kushatirwa, uye matanho ekudzivirira akadai sekupfeka magurovhosi, magirazi, nezvimwe, anofanirwa kutorwa panguva yekushanda.

- Chengetedza kure nemoto wakavhurika uye zvinhu zvinopisa zvakanyanya, uye chengeta munzvimbo inotonhorera, yakaoma.

- Pane data isina kukwana toxicity, huturu hwe4-bromo-2-nitrobenzoic acid hahuzivikanwi, uye kuchenjerera kunofanira kushandiswa pakushandisa kana kubata nayo, uye maitiro akakodzera akachengeteka anofanirwa kuteverwa.


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