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mankhwala

5-Bromo-2-chloropyridine (CAS# 53939-30-3)

Chemical Property:

Molecular Formula Mtengo wa C5H3BrClN
Molar Misa 192.44
Kuchulukana 1.7783 (kuyerekeza movutikira)
Melting Point 65-69 ° C (kuyatsa)
Boling Point 208.1±20.0 °C(Zonenedweratu)
Pophulikira 79.7°C
Kuthamanga kwa Vapor 0.313mmHg pa 25°C
Maonekedwe ufa wonyezimira
Mtundu Kuchoka poyera
Mtengo wa BRN 108887
pKa -2.25±0.10(Zonenedweratu)
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Refractive Index 1.5400 (chiyerekezo)
MDL Mtengo wa MFCD01318951
Zakuthupi ndi Zamankhwala Ufa wachikasu wopepuka

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36 - Valani zovala zoyenera zodzitetezera.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
WGK Germany 3
TSCA T
HS kodi 29333990
Zowopsa Zokwiyitsa
Kalasi Yowopsa IRRITANT, IRRITANT-H

 

Mawu Oyamba

5-Bromo-2-chlorodyridine (5-Bromo-2-chlorodyridine) ndi mankhwala omwe ali ndi mankhwala C5H3BrClN.

 

Makhalidwe ake akuluakulu ndi awa:

-Mawonekedwe: Makristalo opanda mtundu mpaka owala achikasu

-malo osungunuka: 43-46 ℃

- Malo otentha: 209-210 ℃

-Kusungunuka: Kusungunuka pang'ono m'madzi, kusungunuka muzosungunulira wamba monga ethanol, dimethylformamide

 

5-Bromo-2-chlorostyridine ili ndi ntchito zambiri zomwe zimagwiritsidwa ntchito popanga organic synthesis, ndipo zimagwiritsidwa ntchito pokonzekera zotumphukira za pyridine, monga mankhwala ndi mankhwala ophera tizilombo. Itha kugwiritsidwanso ntchito ngati ligand popanga ma organometallic complexes.

 

Pokonzekera njira, 5-Bromo-2-chloropyridine imatha kupezeka powonjezera chlorination ku 2-bromopyridine kuti ilowe m'malo. The enieni anachita zinthu zidzasinthidwa malinga ndi experimental amafuna.

 

Ponena za chidziwitso cha chitetezo, 5-Bromo-2-choropyridine imakwiyitsa komanso yochititsa chidwi ndipo ikhoza kukhala yovulaza maso, khungu, kupuma ndi dongosolo la m'mimba. Samalirani njira zodzitetezera mukamagwiritsa ntchito komanso pogwira, kuphatikiza kuvala magalasi oteteza, magolovesi ndi masks opumira. Pa nthawi yomweyo, ziyenera kusungidwa pamalo owuma, mpweya wabwino, kutali ndi moto ndi kutentha.


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