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mankhwala

2-Cyano-5-bromomethylpyridine (CAS# 308846-06-2)

Chemical Property:

Molecular Formula C7H5BrN2
Molar Misa 197.03
Kuchulukana 1.60±0.1 g/cm3(Zonenedweratu)
Boling Point 329.5±32.0 °C(Zonenedweratu)
Pophulikira 153.087°C
Kuthamanga kwa Vapor 0mmHg pa 25°C
pKa -1.23±0.10(Zonenedweratu)
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C
Refractive Index 1.592

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

Ndi organic pawiri ndi mankhwala formula C. H brn₂. Zotsatirazi ndizofotokozera za chikhalidwe chake, kagwiritsidwe ntchito, kapangidwe ndi chitetezo:

 

Chilengedwe:

-Mawonekedwe: Olimba akristalo opanda mtundu

-Kusungunuka: Kusungunuka mu zosungunulira za organic monga ethanol ndi dimethylformamide

- Malo osungunuka: pafupifupi 84-86 ℃

-Kulemera kwa mamolekyu: 203.05g/mol

 

Gwiritsani ntchito:

-G itha kugwiritsidwa ntchito ngati zapakatikati ndi ma reagents mu organic synthesis.

-Itha kugwiritsidwa ntchito popanga zinthu zachilengedwe monga mankhwala, utoto wamitundu ndi mankhwala ophera tizilombo okhala ndi zida monga imidazole ndi pyridine.

 

Njira:

-Pali njira zambiri za kaphatikizidwe, zomwe zingapezeke mwa njira iyi:

1. Zomwe 2-cyano -5-bromomethyl -1-methyl pyridine ndi cyanogen bromide

2. Yankhani 2-cyanopyridine ndi methoamine ndi methyl bromide

3. Zomwe 2-bromopyridine ndi carbonitrile ndi hydrocyanic acid

 

Zambiri Zachitetezo:

-ndi organic pawiri ndi kawopsedwe zina.

-Nthawi zonse muzivala zida zodzitetezera zoyenera monga magolovesi, magalasi ndi malaya a labu mukamagwira ntchito ndikugwiritsa ntchito.

-Pewani kutulutsa mpweya, kudya kapena kugwira pakhungu pofuna kupewa poyizoni.

- Sungani ndikugwiritsa ntchito pamalo otetezeka, pewani kukhudzana ndi ma okosijeni ndi zinthu zoyaka moto.


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