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sehlahisoa

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

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H14N2O3
'Misa oa Molar 174.2
Botenya 1.171±0.06 g/cm3(E boletsoeng esale pele)
Melting Point 207°C
Boling Point 430.2±40.0 °C(E boletsoeng esale pele)
Phetoho e khethehileng(α) +8.0° (metsi)
Flash point 214°C
Ho qhibiliha ha Metsi batla pepeneneng
Solubility Ha e qhibilihe ka har'a ethanol le ether, e qhibilihang habonolo metsing.
Khatello ea Mouoane 1.32E-08mmHg ho 25°C
Ponahalo Khalase e tšoeu
Mmala Bosoeu
pKa 2.24±0.10(E boletsoeng esale pele)
Boemo ba polokelo 2-8°C
Botsitso E tsitsitse lilemo tse 2 ho tloha ka letsatsi la theko joalo ka ha ho fanoe. Litharollo ka metsing a hloekisitsoeng li ka bolokoa ho -20 ° ho fihlela likhoeli tse peli.
Refractive Index 8 ° (C=5, H2O)
MDL MFCD00059653
Thepa ea 'Mele le ea Lik'hemik'hale Phofo e tšoeu ea kristale. Ha e na monko, e nang le tatso e monate hanyane, e nang le moeli oa 0.15%. Mocheso oa ho bola oa 214 ~ 215. E qhibiliha ka metsing, ha e qhibilihe ka har'a ethanol, ether. Lihlahisoa tsa tlhaho li teng ho feta tee e tala e phahameng (ho fihlela ho 2,2%).
Sebelisa E sebedisoa joalo ka setlatsetso sa lijo

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xi - Ea halefisang
Likhoutu tsa Kotsi 43 - E ka baka ts'oaetso ka ho kopana le letlalo
Tlhaloso ea Tšireletseho S28 - Ka mor'a ho kopana le letlalo, hlatsoa hang-hang ka sesepa-suds e ngata.
S36/37 - Apara liaparo tse loketseng tsa tšireletso le liatlana.
Khoutu ea HS 29241990

 

Selelekela

L-theanine (L-Theanine) ke karolo e ikhethang ea tee, analoge ea glutamine amino acid, le amino acid e ngata ka ho fetisisa teeng. E ne e le ka tee e tala. E na le tatso e monate hanyane. Lihlahisoa tsa tlhaho li fumanoa haholo ka tee e tala e phahameng (ho fihlela ho 2.2%).


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona