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mankhwala

2-acetyl-1-methylpyrrole (CAS#932-16-1)

Chemical Property:

Molecular Formula C7H9NO
Molar Misa 123.15
Kuchulukana 1.04 g/mL pa 25 °C (kuyatsa)
Boling Point 200-202 ° C (kuyatsa)
Pophulikira 155°F
Nambala ya JECFA 1306
Kuthamanga kwa Vapor 0.292mmHg pa 25°C
Maonekedwe madzi oyera
Specific Gravity 1.040
Mtundu Zopanda Mtundu mpaka Yellow mpaka Orange
Mtengo wa BRN 111887
pKa -7.46±0.70(Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Refractive Index n20/D 1.542(lit.)
Gwiritsani ntchito Amagwiritsidwa ntchito mu khofi, zipatso ndi zakudya zina

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kufotokozera Zachitetezo 24/25 - Pewani kukhudzana ndi khungu ndi maso.
WGK Germany 3
TSCA Inde
HS kodi 29339900
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

N-methyl-2-acetylpyrrole, yomwe imadziwikanso kuti MAp kapena Me-Ket, ndi mankhwala. Zotsatirazi ndizofotokozera za chikhalidwe chake, ntchito, njira yokonzekera ndi chidziwitso cha chitetezo:

 

Ubwino:

N-methyl-2-acetylpyrrole ndi madzi opanda mtundu kapena opepuka achikasu. Ili ndi fungo lamphamvu komanso losakhazikika. Ikhoza kusungunuka mu zosungunulira zambiri za organic kutentha kwa firiji, monga ethanol, dimethylformamide ndi dichloromethane.

 

Gwiritsani ntchito:

N-methyl-2-acetylpyrrole ili ndi ntchito zosiyanasiyana mu kafukufuku wa organic chemistry. Imakhala ngati electrophile ndipo imatha kugwiritsidwa ntchito popanga mankhwala kuti ipangitse zopatsirana popanga mamolekyu ovuta.

 

Njira:

Njira yodziwika bwino yopangira N-methyl-2-acetylpyrrole ndikuchita pyrrole ndi methyl acetophenone pansi pamikhalidwe yamchere. The enieni anachita zinthu ndi ndondomeko zikhoza kusinthidwa mogwirizana ndi kuyesera yeniyeni.

 

Zambiri Zachitetezo:

N-methyl-2-acetylpyrrole ndi organic pawiri, ndipo chidwi chiyenera kuperekedwa pakusungidwa koyenera ndi kugwiritsa ntchito. Iyenera kusungidwa kutali ndi kuyatsa, magwero a kutentha, ndi zowonjezera zowonjezera, ndikupewa kukhudzana ndi mpweya kuti zisayambitse moto kapena kuphulika. Valani zida zodzitetezera zoyenera, monga magalasi a maso ndi magalavu, kuti musakhudze khungu ndi maso. Pochita njira zoyesera kapena kugwiritsa ntchito mankhwalawa, njira zoyenera zotetezera chitetezo monga momwe ma laboratory amayendera bwino komanso njira zoyenera zotayira zinyalala ziyenera kuwonedwa.

 


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