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5-Bromo-2-3-dichloropyridine CAS 97966-00-2

Chemical Property:

Molecular Formula C5H2BrCl2N
Molar Misa 226.89
Density 1.848±0.06 g/cm3(Zvakafanotaurwa)
Melting Point 35-37°C
Boling Point 55-65 C
Flash Point 95.076°C
Vapor Presure 0.084mmHg pa25°C
pKa -3.02±0.10(Zvakafanotaurwa)
Storage Condition pasi pegasi inert (nitrogen kana Argon) pa2–8 °C
Refractive Index 1.597

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Ngozi uye Kuchengeteka

Risk Codes R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
R41 - Njodzi yekukuvara kwakakomba kwemaziso
R37/38 - Inogumbura kune yekufema system uye ganda.
R25 – Muchetura kana ukamedzwa
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S45 - Kana waita tsaona kana ukanzwa usinganzwe zvakanaka, tsvaga rubatsiro rwekuchipatara nekukasika (ratidza chinyorwa pese pazvinogoneka.)
S39 - Pfeka dziviriro yeziso / kumeso.
Hazard Kirasi IRRITANT

Nhanganyaya

5-bromo-2,3-dichloropyridine is an organic compound ine kemikari formula C5H2BrCl2N. Iyi inotevera tsananguro yezvivakwa, mashandisiro, kugadzirira uye chengetedzo ruzivo rwekomboni iyi:

Zvakasikwa:
-Kuonekwa: isina ruvara kune yero crystal kana crystalline poda
-Kunyungudika: 62-65°C
-Kubikira nzvimbo: 248°C
-Density: 1.88g/cm³
-insoluble mumvura, soluble in organic solvents (senge chloroform, methanol, ether, etc.)

Shandisa:
- 5-bromo-2,3-dichloropyridine inokosha yepakati mune organic synthesis.
-Inogona kushandiswa kugadzira akanyorwa makomisheni ane gaseous radioactive carbon isotopes.

Kugadzirira nzira:
Nzira yekugadzirira -5-bromo-2,3-dichloropyridine inowanzowanikwa nebromination substitution reaction ye2,3-dichloro-5-nitropyridine. Iyo chaiyo nzira ndeyekutanga kuita 2,3-dichloro-5-nitropyridine ine phosphorus trichloride, uyezve kuita bromination substitution reaction nebromine.

Zvekuchengetedza
- 5-bromo-2,3-dichloropyridine is organic compound uye inoda kutevera nzira dzakachengeteka dzekushanda paunenge uchibata nekushandisa.
-Zvinogona kutsamwisa maziso, ganda uye hurongwa hwekufema, saka pfeka magogi, magurovhosi uye mask.
-Ndapota chengetedza zvakanaka, kure nemoto, kupisa uye oxidant, uye dzivisa kusangana neasidhi yakasimba uye alkali.
-Munyaya yekufema kana kusangana netsaona, chenesa nzvimbo yakakanganiswa nekukurumidza uye tsvaga rubatsiro rwekurapa.


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