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mankhwala

2-Amino-5-nitropyridine (CAS# 4214-76-0)

Chemical Property:

Molecular Formula C5H5N3O2
Molar Misa 139.11
Kuchulukana 1.4551 (kuyerekeza molakwika)
Melting Point 186-188 °C (kuyatsa)
Boling Point 255.04°C (kuyerekeza molakwika)
Pophulikira 224°(435°F)
Kusungunuka 1.6g/l
Kuthamanga kwa Vapor 4.15E-05mmHg pa 25°C
Maonekedwe Yellow kristalo wabwino
Mtundu Yellow
Mtengo wa BRN 120353
pKa 2.82±0.13 (Zonenedweratu)
Mkhalidwe Wosungira Khalani pamalo amdima, M'mlengalenga, Kutentha kwachipinda
Zomverera Kuwala Kumverera
Refractive Index 1.5900 (chiyerekezo)
MDL Mtengo wa MFCD00006325
Zakuthupi ndi Zamankhwala Malo osungunuka 186-190 ° C

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.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
TSCA Inde
HS kodi 29333999
Zowopsa Zokwiyitsa

 

Mawu Oyamba

2-Amino-5-nitropyridine ndi organic pawiri. Ili ndi makhiristo achikasu kapena ufa ndipo imasungunuka mu zosungunulira za organic ndi ma acidic solution.

 

2-Amino-5-nitropyridine amagwiritsidwa ntchito makamaka pokonza migodi ya mercury ndi zida zophulitsa. Magulu a amino ndi nitro omwe ali nawo amachititsa kuti awonongeke kwambiri, ndipo amagwiritsidwa ntchito ngati apakatikati pokonzekera zophulika mumagulu ankhondo ndi zophulika.

 

Zimakonzedwa m'njira zosiyanasiyana, ndipo njira yokonzekera yodziwika bwino imapangidwa ndi nitrosylation reaction, ndiko kuti, 2-aminopyridine ndi nitric acid amachita kupanga 2-amino-5-nitropyridine. M`pofunika kulamulira anachita zinthu ndi kulabadira otetezeka ntchito pokonzekera, chifukwa 2-amino-5-nitropyridine ndi zaphulika zinthu ndi oopsa. Pokonzekera, ndikofunikira kutsatira njira zoyenera zogwirira ntchito zachitetezo ndikuchita zodzitetezera.

Panthawi yosungira ndi kugwiritsira ntchito, iyenera kukhala yowuma, kupewa kukhudzana ndi ma okosijeni, ma asidi ndi zinthu zoyaka, ndi kusungidwa muzotengera zosapsa ndi zosaphulika. Pakugwira ntchito ndi mayendedwe, ndikofunikira kutsatira malamulo oyenera kuti mugwiritse ntchito bwino.


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