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mankhwala

2-Amino-5-bromo-6-methylpyridine (CAS# 42753-71-9)

Chemical Property:

Molecular Formula C6H7BrN2
Molar Misa 187.04
Kuchulukana 1.5672 (kuyerekeza movutikira)
Melting Point 79-84°C(kuyatsa)
Boling Point 234.3±35.0 °C(Zonenedweratu)
Pophulikira 95.5°C
Kuthamanga kwa Vapor 0.0534mmHg pa 25°C
Maonekedwe Mwala wonyezimira wachikasu
Mtundu Zoyera mpaka zoyera
Mtengo wa BRN 114140
pKa 4.80±0.37(Zonenedweratu)
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Zomverera Hygroscopic
Refractive Index 1.5500 (chiyerekezo)
MDL Mtengo wa MFCD00068230

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.
S26/37/39 -
WGK Germany 3
TSCA Inde
HS kodi 29333999
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-Amino-5-bromo-6-methylpyridine ndi organic pawiri. Ndiwolimba wachikasu wopanda utoto wokhala ndi magulu apadera a amino ndi bromine.

 

2-Amino-5-bromo-6-methylpyridine ili ndi ntchito zosiyanasiyana. Itha kugwiritsidwa ntchito ngati wapakatikati mu organic synthesis. Itha kugwiritsidwanso ntchito popanga utoto ndi mankhwala a pyridine, mwa zina.

 

Kukonzekera kwa mankhwalawa nthawi zambiri kumatheka ndi amination ndi bromination. Njira yokonzekera yodziwika bwino ndikuchita 2-bromo-5-bromomethylpyridine ndi ammonia madzi kuti apange 2-amino-5-bromo-6-methylpyridine. Zomwe zimachitika nthawi zambiri zimachitika kutentha kwa chipinda ndipo nthawi zambiri amagwiritsa ntchito kuchuluka kwa alkali chothandizira.

Zitha kukhala zokwiyitsa, zosagwirizana, kapena zovulaza thupi la munthu ndipo zimafunikira kuvala zida zoyenera zodzitetezera monga zovala zodzitetezera, magolovesi, ndi chojambulira labu mukamagwira ntchito. Kupuma kwa fumbi lake kapena kukhudzana ndi khungu kuyenera kupewedwa, ndipo kuyenera kukhala kutali ndi kutentha ndi kuyaka.


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