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2 5-Dibromo-3-methylpyridine (CAS# 3430-18-0)

Hantida Kiimikada:

Qaanuunka molecular C6H5Br2N
Molar Mass 250.92
Cufnaanta 1.9318 (Qiyaas adag)
Meesha dhalaalaysa 43-47 °C (Iftiin)
Boling Point 114 °C / 6mmHg
Barta Fiishka >230°F
Solubility ku milma Methanol
Uumiga Uumiga 0.0203mmHg at 25°C
Muuqashada budo cad
Midabka Off-cad ilaa beige
pKa -1.27±0.20 (La saadaaliyay)
Xaalada Kaydinta hoos gaas aan shaqaynayn (nitrojiin ama argon) at 2-8°C
Tusmada Dib-u-celinta 1.6300 (qiyaas)
MDL MFCD02093085

Faahfaahinta Alaabta

Tags Product

Xeerarka Khatarta R22 - Waxyeelo leh haddii la liqo
R36/38 - Waxay ka xanaajisaa indhaha iyo maqaarka.
R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
R20/21/22 - Waxyeelo xagga neefsashada, taabashada maqaarka iyo haddii la liqo.
Sharaxaada Badbaadada S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S36 - Xidho dhar ilaalin ku habboon.
Aqoonsiga UN-ka UN 2811 6.1/PG 3
WGK Germany 3
Koodhka HS 29333990
Heerka khatarta 6.1
Kooxda Baakadaha III

 

Hordhac

2,5-Dibromo-3-trimethylpyridine waa unug dabiici ah. Kuwa soo socdaa waa hordhac qaar ka mid ah hantideeda, adeegsigeeda, hababka wax soo saarka iyo macluumaadka badbaadada:

 

Tayada:

- Muuqashada: 2,5-Dibromo-3-trimethylpyridine waa dareere huruud ah oo aan midab lahayn ama cirro leh.

- Solubility: Waxaa lagu milmi karaa walxo badan oo dabiici ah, sida ethanol, acetone, iyo dimethyl sulfoxide.

- Xasilooni: Way xasiloon tahay iftiinka iyo kulaylka, laakiin burburku wuxuu ku dhici karaa xaaladaha alkaline ee xooggan.

 

Isticmaal:

Sida kicinta: 2,5-dibromo-3-trimethylpyridine waxaa loo isticmaali karaa wakiilka brominating si loo kiciyo falcelinta organic qaarkood, sida beddelka nucleophilic, oksaydhka, iyo uumiga.

- Isku-dhafka dabiiciga ah: Waxaa loo isticmaali karaa dhexdhexaadinta isku-dhafka walxaha organic, gaar ahaan xeryahooda ka kooban ketone ama kooxaha aldehyde.

- Midabaynta sawir-qaadista: Waxa kale oo loo isticmaali karaa diyaarinta midabaynta sawir-qaadista.

 

Habka:

Guud ahaan, 2,5-dibromo-3-trimethylpyridine waxaa lagu diyaarin karaa fal-celinta bromine-ka ee bromine sida fal-celinta habka falcelinta ee trimethylpyridine. Xaaladaha falcelinta waxaa lagu go'aamin karaa kiis-kiis, laakiin waa in laga taxadaraa hawlgal badbaado leh.

 

Macluumaadka Badbaadada:

-2,5-Dibromo-3-trimethylpyridine waxay daxalaysaa maqaarka iyo indhaha waana in laga fogaado xiriir toos ah.

- Xidho muraayadaha indhaha, galoofyada iyo dharka ilaalinta markaad isticmaalayso.

- Ka shaqee meel hawo fiican leh oo iska ilaali in aad neefsato uumiga.

- Iska ilaali inaad la xiriirto walxaha oksijiinta ee xooggan, taas oo keeni karta falcelin khatar ah.

- Waa in qashinka lagu shubaa si waafaqsan xeerarka deegaanka.


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