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| CAS No.: | 3081-61-6 |
|---|---|
| Name: | L-Theanine |
| Article Data: | 29 |
| Cas Database | |
| Molecular Structure: | |
|
|
|
| Formula: | C7H14N2O3 |
| Molecular Weight: | 174.2 |
| Synonyms: | Glutamine,N-ethyl-, L- (6CI,7CI,8CI);NSC 21308;Ng-Ethyl-L-glutamine;Suntheanine;Theanin;Theanine;L-Theanine (Ngamma-ethyl-L-glutamine); |
| EINECS: | 221-379-0 |
| Density: | 1.171 g/cm3 |
| Melting Point: | 207 °C |
| Boiling Point: | 430.2 °C at 760 mmHg |
| Flash Point: | 214 °C |
| Solubility: | almost transparency |
| Appearance: | White crystalline solid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 43 |
| Safety: | 28-36/37 |
| PSA: | 92.42000 |
| LogP: | 0.40580 |
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Chemistry
IUPAC Name: 2-Amino-5-(ethylamino)-5-oxopentanoic acid
Synonyms: L-glutamine, N-ethyl- ; N-ethyl-L-glutamine ; (2S)-2-Amino-5-(ethylamino)-5-oxopentanoic acid ; L-Theanine ; N(5)-ethyl-L-glutamine ; N5-Ethyl-L-glutamine
Product Categories: Amino ACIDS SERIES;Amino Acids 13C, 2H, 15N;Amino Acids;Biochemistry;non-Proteinorganic Amino Acids;Nutritional Supplements;Functional Products;Amino Acids & Derivatives;Chiral Reagents
Molecular Structure of L-Theanine (CAS NO.3081-61-6): 
Molecular Formula of L-Theanine (CAS NO.3081-61-6): C7H14N2O3
Molecular Weight of L-Theanine (CAS NO.3081-61-6): 174.20
CAS NO: 3081-61-6
EINECS : 221-379-0
Mol File: 3081-61-6.mol
Index of Refraction: 1.492
Surface Tension: 48.2 dyne/cm
Density: 1.171 g/cm3
Flash Point: 214 °C
Enthalpy of Vaporization: 75.19 kJ/mol
Boiling Point: 430.2 °C at 760 mmHg
Vapour Pressure: 1.32E-08 mmHg at 25°C
Melting point: 207°C
Refractive index : 8 ° (C=5, H2O)
Storage temp: Store at 0-5°C
Appearance:White Crystalline Solid
Uses
L-Theanine (CAS NO.3081-61-6) is a non-protein amino acid mainly found naturally in the green tea plant. It may have activity in modulating the metabolism of cancer chemotherapeutics agents
Production
Heat L-glutamic acid under high pressure , producing Pyrrolidone carboxylic acid. making into nantokite and then add Anhydrous ethylamine, and then heated under high pressure,obtaining L-Theanine (CAS NO.3081-61-6) .
Safety Profile
Hazard Codes 
Xi
Risk Statements 43
R43:May cause sensitization by skin contact.
Safety Statements 28-36/37
S28:After contact with skin, wash immediately with plenty of soap-suds.
S36/37:Wear suitable protective clothing and gloves.
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