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mankhwala

5-Hydroxyethyl-4-methyl thiazole (CAS#137-00-8)

Chemical Property:

Molecular Formula Mtengo wa C6H9NOS
Molar Misa 143.21
Kuchulukana 1.196g/mLat 25°C(lat.)
Boling Point 135°C7mm Hg(kuyatsa)
Pophulikira >230°F
Nambala ya JECFA 1031
Kusungunuka mowa: sungunuka (lit.)
Kuthamanga kwa Vapor 0.00297mmHg pa 25°C
Maonekedwe madzi (woyera, viscous)
Specific Gravity 1.196
Mtundu chikasu chakuya
Kununkhira nyama, fungo lokazinga
Merck 14,6126
Mtengo wa BRN 114249
pKa 14.58±0.10 (Zonenedweratu)
Mkhalidwe Wosungira 2-8 ° C
Zomverera Kununkha
Refractive Index n20/D 1.550(lit.)
Zakuthupi ndi Zamankhwala Madzi owala achikasu mpaka owoneka bwino
Gwiritsani ntchito Pakuti mtedza, mkaka, nyama mankhwala, etc., ntchito ngati mankhwala intermediates

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo 24/25 - Pewani kukhudzana ndi khungu ndi maso.
WGK Germany 3
FLUKA BRAND F CODES 13
TSCA Inde
HS kodi 29341000
Zowopsa Zokwiyitsa/Kununkha

 

Mawu Oyamba

4-Methyl-5-(β-hydroxyethyl) thiazole ndi organic compound. Ndi kristalo wachikasu wonyezimira wopanda mtundu komanso wonunkhira ngati thiazole.

 

Pagululi lili ndi katundu ndi ntchito zosiyanasiyana. Kachiwiri, 4-methyl-5-(β-hydroxyethyl) thiazole ndi yofunikanso yapakati pawiri, yomwe ingagwiritsidwe ntchito popanga zinthu zina.

 

Njira yokonzekera pawiriyi ndi yosavuta. Njira yodziwika yokonzekera ndi hydroxyethylation ya methylthiazole. Njira yeniyeni ndikuchita methylthiazole ndi iodineethanol kupanga 4-methyl-5-(β-hydroxyethyl) thiazole.

 

Njira zodzitetezera ziyenera kutengedwa mukamagwiritsa ntchito ndikugwiritsa ntchito 4-methyl-5-(β-hydroxyethyl) thiazole. Ndi mankhwala owopsa omwe angayambitse kupsa mtima ndi kuwonongeka kwa khungu ndi maso. Mukagwiritsidwa ntchito, muyenera kuvala magolovesi oteteza ndi maso. Komanso, ziyenera kusungidwa pamalo ouma, ozizira kutali ndi moto ndi zoyaka.


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