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mankhwala

N-Acetyl-L-tyrosine (CAS# 537-55-3)

Chemical Property:

Molecular Formula C11H13NO4
Molar Misa 223.23
Kuchulukana 1.2446 (kuyerekeza movutikira)
Melting Point 149-152°C (kuyatsa)
Boling Point 364.51 ° C (kuyerekeza molakwika)
Kuzungulira Kwapadera (α) 47.5º (c=2, madzi)
Pophulikira 275.1°C
Kusungunuka kwamadzi Zosungunuka m'madzi (25 mg/ml), ndi ethanol.
Kusungunuka H2O: soluble25mg/mL
Kuthamanga kwa Vapor 4.07E-12mmHg pa 25°C
Maonekedwe White crystalline ufa
Mtundu White mpaka Off-White
Mtengo wa BRN 2697172
pKa 3.15±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Kukhazikika Wokhazikika. Zosagwirizana ndi ma oxidizing amphamvu.
Refractive Index 1.4960 (chiyerekezo)
MDL Mtengo wa MFCD00037190
Zakuthupi ndi Zamankhwala Malo osungunuka: 149-152 ° C
kuzungulira kwapadera: 47.5 ° (c = 2, madzi)
Gwiritsani ntchito Zamakampani opanga mankhwala

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S39 - Valani chitetezo chamaso / kumaso.
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany 3
FLUKA BRAND F CODES 10
TSCA Inde
HS kodi 29242995

 

Mawu Oyamba

N-Acetyl-L-tyrosine ndi chilengedwe cha amino acid chomwe chimapangidwa ndi zochita za tyrosine ndi acetylating agents. N-acetyl-L-tyrosine ndi ufa wa crystalline woyera womwe umakhala wopanda kukoma komanso wopanda fungo. Ili ndi kusungunuka kwabwino ndipo imasungunuka m'madzi ndi ethanol.

 

Kukonzekera kwa N-acetyl-L-tyrosine kungapezeke pochita tyrosine ndi acetylating agent (mwachitsanzo, acetyl chloride) pansi pa zinthu zamchere. Zomwezo zikatha, mankhwalawa akhoza kuyeretsedwa kudzera muzitsulo monga crystallization ndi kutsuka.

 

Pankhani ya chitetezo, N-acetyl-L-tyrosine imatengedwa kuti ndi yotetezeka kwambiri ndipo nthawi zambiri sizimayambitsa mavuto aakulu. Kugwiritsa ntchito kwambiri kapena kugwiritsa ntchito nthawi yayitali kungayambitse kusapeza bwino monga mutu, kukhumudwa m'mimba, ndi zina.


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