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mankhwala

1-Methyl-6-oxo-1 6-dihydropyridine-3-carboxylic acid (CAS # 3719-45-7)

Chemical Property:

Molecular Formula C7H7NO3
Molar Misa 153.14
Kuchulukana 1.381±0.06 g/cm3(Zonenedweratu)
Melting Point 240-245 ° C
Boling Point 329.6±35.0 °C(Zonenedweratu)
Pophulikira 153.2°C
Kusungunuka Dichloromethane, Methanol
Kuthamanga kwa Vapor 3.44E-05mmHg pa 25°C
Maonekedwe Zolimba
Mtundu Choyera
pKa 3.85±0.50 (Zonenedweratu)
Mkhalidwe Wosungira 2-8 ° C
Refractive Index 1.577
MDL Chithunzi cha MFCD00031002

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.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
WGK Germany 3
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid, yomwe imatchedwanso Methyl 6-oxo-1,6-dihydropyridine-3-carboxylate, yofupikitsidwa monga MOM-PyCO2H. Zotsatirazi ndizofotokozera za chikhalidwe chake, kugwiritsa ntchito, njira zopangira ndi chitetezo:

 

Ubwino:

MOM-PyCO2H ndi organic pawiri ndi woyera wotumbululuka yellow crystalline kapena crystalline ufa.

 

Gwiritsani ntchito:

MOM-PyCO2H amagwiritsidwa ntchito kwambiri mu organic synthesis chemistry ndipo amagwiritsidwa ntchito makamaka ngati wapakatikati mu kaphatikizidwe ka organic. Ikhoza kulowetsedwa mu mamolekyu a organic monga gulu lofunikira logwira ntchito, potero kusintha zinthu ndi ntchito za molekyulu.

 

Njira:

Kukonzekera kwa MOM-PyCO2H nthawi zambiri kumatheka ndi machitidwe a mankhwala. Njira yodziwika bwino ndikuchitapo kanthu sodium cyanide ndi methyl carbonate kuti apange 1-methyl-6-oxo-1,6-dihydropyridin-3-formylhydrazide, yomwe imakutidwa ndi okosijeni ku chinthu chandamale cha MOM-PyCO2H.

 

Zambiri Zachitetezo:

MOM-PyCO2H ndi otetezeka, koma ngati mankhwala, akadali owopsa. Njira zoyendetsera chitetezo zofunika ziyenera kutsatiridwa panthawi yogwiritsira ntchito. Kukhudza kapena pokoka mpweya wa mankhwalawa kungayambitse mkwiyo, ndipo kukhudzana mwachindunji ndi khungu, maso, ndi zina zotero kuyenera kupewedwa momwe zingathere. Mukagwiritsidwa ntchito mu labotale, muyenera kuvala zida zodzitetezera zoyenera monga magolovesi ndi magalasi. Iyeneranso kusungidwa pamalo ozizira, owuma ndi mpweya wabwino, kutali ndi magwero a moto ndi zoyaka. Pakachitika ngozi, muyenera kuchitapo kanthu mwachangu ndikufunsana ndi akatswiri.


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