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mankhwala

2-Hydroxy-4-methyl-3-nitropyridine (CAS# 21901-18-8)

Chemical Property:

Molecular Formula Chithunzi cha C6H6N2O3
Molar Misa 154.12
Kuchulukana 1.4564 (kuyerekeza movutikira)
Melting Point 229-232°C(kuyatsa)
Boling Point 277.46°C (kuyerekeza molakwika)
Pophulikira 141 ° C
Kusungunuka sungunuka mu Dimethylformamide
Kuthamanga kwa Vapor 0.000639mmHg pa 25°C
Maonekedwe Zolimba
Mtundu Wachikasu wotuwa
Mtengo wa BRN 139125
pKa 8.40±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Kutentha kwa Zipinda
Refractive Index 1.5100 (chiyerekezo)
MDL Mtengo wa MFCD00010689

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 29337900
Zowopsa Zokwiyitsa

 

Mawu Oyamba

2-Hydroxy-4-methyl-3-nitropyridine ndi organic pawiri ndi zotsatirazi katundu:

 

Maonekedwe: 2-Hydroxy-4-methyl-3-nitropyridine ndi chikasu mpaka lalanje-chikasu crystalline ufa.

Kusungunuka: kusungunuka mu ethanol ndi ether, osasungunuka m'madzi.

Kukhazikika: Kukhazikika pang'ono kutentha kwa chipinda.

 

2-Hydroxy-4-methyl-3-nitropyridine ili ndi ntchito zina pazamankhwala:

 

Utoto wa fluorescent: chinthu chapadera cha kapangidwe kake ka maselo, 2-hydroxy-4-methyl-3-nitropyridine angagwiritsidwe ntchito ngati zopangira popanga utoto wa fulorosenti.

Chothandizira: 2-hydroxy-4-methyl-3-nitropyridine angagwiritsidwe ntchito ngati chothandizira pazochitika zina zothandizira.

 

Njira yokonzekera 2-hydroxy-4-methyl-3-nitropyridine:

 

2-Hydroxy-4-methyl-3-nitropyridine nthawi zambiri imapezeka pochita methylpyridine ndi nitrifying acid. Zimene zinthu amafuna ankalamulira kutentha ndi ankalamulira molar chiŵerengero cha reactants.

 

Zambiri Zachitetezo:

 

Pewani kupuma movutikira: Pewani kutulutsa fumbi kapena mpweya wochokera pagululi.

Chenjezo la Kasungidwe: Iyenera kusungidwa pamalo owuma ndi ozizira, osakhala ndi zopsereza, zowonjezera okosijeni, ma asidi amphamvu ndi zinthu zina.

Chenjezo: Zida zoyenera zodzitetezera (PPE) monga magolovesi a mu labotale ndi magalasi oteteza ziyenera kuvalidwa panthawi yogwira ntchito.

 


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