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mankhwala

2-Chloro-5-aminopyridine (CAS# 5350-93-6)

Chemical Property:

Molecular Formula C5H5ClN2
Molar Misa 128.56
Kuchulukana 1.2417 (kuyerekeza movutikira)
Melting Point 81-83°C(lat.)
Boling Point 205.39 ° C (kuyerekeza molakwika)
Pophulikira 130.7°C
Kuthamanga kwa Vapor 0.00182mmHg pa 25°C
Maonekedwe Mwala wonyezimira wofiirira
Mtundu White mpaka Brown
Mtengo wa BRN 108891
pKa 1.94±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Khalani pamalo amdima, M'mlengalenga, Kutentha kwachipinda
Zomverera Simamva kuwala ndi mpweya
Refractive Index 1.5110 (chiyerekezo)
MDL Mtengo wa MFCD00006243

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
WGK Germany 3
HS kodi 29333999
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

2-chloro-5-aminopyridine ndi organic pawiri. Zotsatirazi ndizofotokozera za katundu wake, ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

- Maonekedwe: 2-chloro-5-aminopyridine ndi kristalo wopanda mtundu wolimba.

- Kusungunuka: Imakhala ndi kusungunuka kochepa m'madzi koma imatha kusungunuka muzosungunulira organic monga ethanol ndi chloroform.

 

Gwiritsani ntchito:

- 2-chloro-5-aminopyridine nthawi zambiri ntchito ngati wapakatikati mu synthesis ena mankhwala.

 

Njira:

Kukonzekera njira ya 2-chloro-5-aminopyridine zambiri kumafuna nucleophilic m'malo anachita 2-chloropyridine. Njira yomwe imagwiritsidwa ntchito kwambiri ndikuchita 2-chloropyridine ndi ammonia. Zimene mungachite bwino zosungunulira ndi pa kutentha yoyenera.

 

Zambiri Zachitetezo:

- 2-chloro-5-aminopyridine ndi organic pawiri kuti akhoza kukhala poizoni kwa anthu. Mukamagwiritsa ntchito, muyenera kutsata njira zotetezera ndikuvala zida zodzitetezera monga magolovesi, masks, ndi magalasi.

- Pewani kukhudza khungu ndi maso. Ngati mwakumana mwangozi, muzimutsuka nthawi yomweyo ndi madzi ambiri.

- Chosakanizacho chiyenera kusungidwa ndi kusamaliridwa m'njira yopewa kukhudzana ndi okosijeni ndi ma asidi amphamvu kuti asatengeke ndi mankhwala.

Mukamagwiritsa ntchito ndikugwira 2-chloro-5-aminopyridine kapena mankhwala aliwonse, nthawi zonse tchulani Mapepala a Chitetezo cha Chitetezo ndi malangizo ogwirira ntchito mu labotale ndikutsata njira zoyenera zotetezera.


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