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mankhwala

L-Theanine (CAS# 3081-61-6)

Chemical Property:

Molecular Formula Chithunzi cha C7H14N2O3
Molar Misa 174.2
Kuchulukana 1.171±0.06 g/cm3(Zonenedweratu)
Melting Point 207°C
Boling Point 430.2±40.0 °C(Zonenedweratu)
Kuzungulira Kwapadera (α) +8.0° (madzi)
Pophulikira 214 ° C
Kusungunuka kwamadzi pafupifupi kuwonekera
Kusungunuka Insoluble mu Mowa ndi etha, mosavuta sungunuka m'madzi.
Kuthamanga kwa Vapor 1.32E-08mmHg pa 25°C
Maonekedwe Mwala woyera
Mtundu Choyera
pKa 2.24±0.10 (Zonenedweratu)
Mkhalidwe Wosungira 2-8 ° C
Kukhazikika Kukhazikika kwa zaka 2 kuyambira tsiku logula monga momwe zaperekedwa. Zothetsera m'madzi osungunuka zimatha kusungidwa pa -20 ° kwa miyezi iwiri.
Refractive Index 8 ° (C=5, H2O)
MDL Mtengo wa MFCD00059653
Zakuthupi ndi Zamankhwala White crystalline ufa. Wopanda fungo, wokoma pang'ono, wokhala ndi malire a 0.15%. Kutentha kwa kutentha kwa 214 ~ 215. Zosungunuka m'madzi, zosasungunuka mu ethanol, ether. Zachilengedwe zimapezeka kwambiri mu tiyi wapamwamba kwambiri (mpaka 2.2%).
Gwiritsani ntchito Ntchito ngati chowonjezera chakudya

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 43 - Itha kuyambitsa chidwi pakukhudzana ndi khungu
Kufotokozera Zachitetezo S28 - Mukakhudza khungu, sambani nthawi yomweyo ndi sopo wambiri.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
HS kodi 29241990

 

Mawu Oyamba

L-theanine (L-Theanine) ndi gawo lapadera la tiyi, glutamine amino acid analogi, komanso amino acid wochuluka kwambiri mu tiyi. Anali mu tiyi wobiriwira. Ili ndi kukoma kokoma pang'ono. Zachilengedwe zimapezeka kwambiri mu tiyi wobiriwira (mpaka 2.2%).


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