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alaabta

2 3 5-Tribromopyridine (CAS# 75806-85-8)

Hantida Kiimikada:

Qaanuunka molecular C5H2Br3N
Molar Mass 315.79
Cufnaanta 2.406±0.06 g/cm3 (La saadaaliyay)
Meesha dhalaalaysa 44.0 ilaa 48.0C
Boling Point 160°C ( shid)
Barta Fiishka 123.2°C
Uumiga Uumiga 0.00653mmHg at 25°C
pKa -3.92±0.20 (La saadaaliyay)
Xaalada Kaydinta Heerkulka qolka
Tusmada Dib-u-celinta 1.642

Faahfaahinta Alaabta

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Xeerarka Khatarta 34 – Waxay sababtaa gubashada
Sharaxaada Badbaadada S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S27 - Isla markiiba iska siib dhammaan dharka wasakhaysan.
S36/37/39 - Xidho dhar ilaalin ku haboon, galoofyada iyo ilaalinta indhaha/wejiga.
S45 - Haddii ay dhacdo shil ama haddii aad dareento xanuun, raadso talo caafimaad isla markiiba (tus calaamadda mar kasta oo ay suurtagal tahay.)
Heerka khatarta XANAAQA, QOYSKA S

 

Hordhac

2,3,5-Tribromopyridine waa unug dabiici ah oo leh qaacidada kiimikada C5H2Br3N. Kuwa soo socdaa waa hordhac qaar ka mid ah hantideeda, adeegsigeeda, habaynteeda iyo macluumaadka badbaadada:

 

Dabeecadda:

-Muuqaalka: 2,3,5-Tribromopyridine waa mid aan midab lahayn ama midab huruud ah oo adag.

-Solubility: Way adag tahay inay ku milmaan biyaha, laakiin waxa lagu milmi karaa dareerayaasha organic sida chloroform, dichloromethane, iwm.

-Dhibca dhalaalka: 2,3,5-Tribomopyridine waxay leedahay bar dhalaalaysa qiyaastii 112-114°C.

 

Isticmaal:

- 2,3,5-Tribromopyridine waxaa inta badan loo isticmaalaa sida reagent iyo dhex dhexaad ah ee synthesis organic.

-Waxa si weyn loogu isticmaalaa dhinacyada isku-darka daroogada, samaynta sunta cayayaanka iyo diyaarinta dheeha.

-Intaa waxaa dheer, waxa kale oo loo isticmaali karaa sidii qalab bilow ah oo loogu talagalay soo saaridda ee xeryahooda organic biraha (oo ay ku jiraan polymers isuduwidda iyo qalabka photoelectric).

 

Habka Diyaarinta:

Habka diyaarinta ee 2,3,5-Tribromopyridine waxaa lagu gaari karaa tallaabooyinka soo socda:

Marka hore, pyridine waxaa lagu milmaa dareeraha organic sida dichloromethane ama chloroform.

2. Ku dar bromine xalka oo kuleyli falcelinta.

3. Ka dib marka la dhammeeyo falcelinta, badeecada bromineed waxaa lagu shubay biyo lagu daray hoos u dhac.

4. Ugu dambeyntii, badeecada waa la go'doomiyay oo lagu nadiifiyaa sifeynta, crystallization, iwm.

 

Macluumaadka Badbaadada:

-2,3,5-Tribromopyridine ma keeni doonto arrimo badbaado marka loo eego xaaladaha shaqada ee caadiga ah.

-Waxay u keeni kartaa cuncun maqaarka, indhaha iyo mareenka neef-mareenka, markaa xidho qalabka ilaalinta shakhsi ahaaneed ee habboon markaad isticmaalayso.

U fiirso hababka shaybaadhka saxda ah iyo tallaabooyinka badbaadada marka aad gacanta ku hayso xaruntan.

-Marka la kaydinayo oo la maaraynayo xarunta, waa in laga taxadaraa si looga fogaado xidhiidhka oksidants, acids adag, saldhigyada adag iyo walxaha kale.

 

Fadlan la soco in macluumaadka kor ku xusan yahay tixraac kaliya. Markaad isticmaalayso 2,3,5-Tribromopyridine ama walax kasta oo kiimiko ah, fadlan raac talooyinka hawlgalka badbaadada leh iyo isticmaalka saxda ah, oo akhri oo raac xaashida xogta badbaadada kiimikada ku habboon.


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