L-Theanine (CAS# 34271-54-0)

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	200 °C
Boling Point	430.2±40.0 °C(E boletsoeng esale pele)
Flash point	214°C
Solubility	Metsi (Hanyenyane)
Khatello ea Mouoane	1.32E-08mmHg ho 25°C
Ponahalo	Tiileng
Mmala	Bosoeu ho isa ho bosoeu
pKa	2.24±0.10(E boletsoeng esale pele)
Boemo ba polokelo	2-8°C
Refractive Index	1.492
Thepa ea 'Mele le ea Lik'hemik'hale	Traits theanine ke e ikhethang ea amino acid e sa lefelloeng teeng, theanine ke glutamic acid gamma-ethyl amide, e monate. Likahare tsa theanine li fapana ho ea ka mefuta le boemo ba tee. Theanine e teng ka tee e omileng ka 1-2% ka boima ba 'mele.theanine ka sebopeho sa lik'hemik'hale le boko bo sebetsang ba ntho ea glutamine, glutamic acid e tšoanang, ke karolo e ka sehloohong ea ho hōla ha tee. Likahare tsa Theanine li ka ba 1 ~ 2% ea tee e ncha, 'me litaba tsa eona lia fokotseha ka ts'ebetso ea ho belisoa.
Sebelisa	E sebelisoa joalo ka setlolo sa tatso

Re romelle lengolo-tsoibila

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.

Selelekela

DL-Theanine ke amino acid ea tlhaho e ntšitsoeng makhasi a tee. E hlahisoa ke ketso ea catalytic ea acid kapa enzyme polyphenols mme e na le li-isomer tsa tlhaho tsa optical (L- le D-isomers). Thepa ea DL-Theanine:

Li-isomers tsa mahlo: DL-Theanine e na le L- le D-isomers 'me ke motsoako oa achiral.

Sollubility: DL-Theanine e qhibiliha hantle ka metsing 'me e boetse e qhibiliha ka ethanol, empa e na le ho qhibiliha ha tlaase.

Botsitso: DL-Theanine e batla e tsitsitse tlas'a maemo a sa nke lehlakore kapa a fokolang a asiti, empa e senyeha habonolo tlas'a maemo a alkaline.

Antioxidant: DL-Theanine e ka fokotsa li-radicals tsa mahala, e na le ts'ebetso e matla ea antioxidant, 'me e na le phello e ntle ea ho lieha ho tsofala le ho hanela khatello ea oxidative.

Nutraceuticals: DL-Theanine e ka sebelisoa e le tlatsetso ea phepo e nepahetseng ho thusa ho ntlafatsa tsamaiso ea 'mele ea ho itšireletsa mafung le ho khothalletsa bophelo bo botle.

Mekhoa ea ho itokisa ea DL-theanine haholo-holo e kenyelletsa mokhoa oa acid le mokhoa oa enzymatic. Mokhoa oa asiti ke ho bola polyphenols ea tee ka theotic acid le amino acid ka ho arabela makhasi a tee ka li-acids, ebe o fumana DL-theanine ka letoto la ho ntšoa, crystallization le mehato e meng. Mokhoa oa enzymatic ke ho sebelisa li-enzyme tse ikhethileng ho thusa karabelo ea ho bola polyphenols ea tee ka li-amino acid, ebe e ntša le ho hloekisa ho fumana DL-theanine.

Bakeng sa batho ba nang le allergy kapa mafu a khethehileng, e lokela ho sebelisoa tlas'a tataiso ea ngaka kapa setsebi.

E fetileng: Boc-beta-alanine (CAS# 3303-84-2)

E 'ngoe: BOC-L-2-Amino butyric acid (CAS# 34306-42-8)

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