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2 5-Dibromo-3-nitropyridine (CAS# 15862-37-0)

Hantida Kiimikada:

Qaanuunka molecular C5H2Br2N2O2
Molar Mass 281.89
Cufnaanta 2?+-.0.06 g/cm3(La saadaaliyay)
Meesha dhalaalaysa 92.0 ilaa 96.0C
Boling Point 272.7± 35.0 °C (La saadaaliyay)
Barta Fiishka 132.7°C
Solubility ku milma Methanol
Uumiga Uumiga 0.00263mmHg at 25°C
Muuqashada Adag
Midabka Jaalle
pKa -5.60±0.20 (La saadaaliyay)
Xaalada Kaydinta hoos gaas aan shaqaynayn (nitrojiin ama argon) at 2-8 °C
Tusmada Dib-u-celinta 1.649

Faahfaahinta Alaabta

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Khatarta iyo Badbaadada

Xeerarka Khatarta 25 – Sun haddii la liqo
Sharaxaada Badbaadada 45 - Haddii ay dhacdo shil ama haddii aad dareento xanuun, raadso talo caafimaad isla markiiba (tus calaamadda mar kasta oo ay suurtagal tahay.)
Aqoonsiga UN-ka UN 2811 6.1 / PGIII
WGK Germany 3
Heerka khatarta XANUUNSAN

Hordhac
2,5-Dibromo-3-nitropyridine (2,5-dibromo-3-nitropyridine) waa unug dabiici ah. Qaar ka mid ah guryaha, isticmaalka, diyaarinta iyo macluumaadka badbaadada 2,5-dibromo-3-nitropyridine ayaa lagu bixiyaa hoos:

Guryaha:
- Muuqaal: 2,5-Dibromo-3-nitropyridine waa jaale adag.
- Solubility : 2,5-Dibromo-3-nitropyridine waxay ku milmi kartaa dareeraha organic sida ethanol, dimethyl sulfoxide iyo dichloromethane oo aan lagu milmin biyaha.

Adeegsada:
-2,5-Dibromo-3-nitropyridine waxaa loo isticmaalaa dhex dhexaad u ah isku dhafka dabiiciga ah.
- Waxa kale oo loo isticmaalaa diyaarinta xeryahooda heterocyclic ee nitrogen-ku jira, sida derivatives pyridine.

Habka Diyaarinta:
- Diyaarinta 2,5-dibromo-3-nitropyridine waxaa badanaa lagu fuliyaa falcelinta synthetic. Dariiqa synthetic ee caadiga ah waa in laga helo badeecada la beegsanayo ee pyridine sida walxo bilawga ah bromination iyo nitration. Tallaabooyinka synthetic ee saxda ah waa la waafajin karaa sida loo baahdo.

Macluumaadka Badbaadada:
-2,5-Dibromo-3-nitropyridine ma keenayso khataro gaar ah oo badbaado leh marka loo eego xaaladaha caadiga ah ee isticmaalka.
- Si kastaba ha ahaatee, kiimiko ahaan, waa in la raaco dhaqamada badbaadada shaybaadhka caadiga ah. Taabashada maqaarka, indhaha iyo xuubabka waa in laga fogaado. Tallaabooyinka ilaalinta shakhsi ahaaneed sida galoofyada, muraayadaha indhaha iyo jaakadaha shaybaadhka waa in la ilaaliyaa inta lagu jiro wax ka qabashada.
- Haddii ay dhacdo in si lama filaan ah loo nuugo ama loo neefsado xarunta, raadso daryeel caafimaad oo degdeg ah. Haddii ay maqaarka ama indhaha taabto, isla markiiba ku dhaq biyo badan oo raadso gargaar caafimaad.


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