L-Theanine

Get a Price/Quote

L-Theanine Specification

Smell
Odorless or very mild odor

Boiling point
Data not available (decomposes before boiling)

Taste
Characteristic, Slightly umami

HS Code
29224990

Molecular Weight
174.20 g/mol

Molecular Formula
C7H14N2O3

Structural Formula
C7H14N2O3

Classification
Amino Acid

Organic Acid Types
Amino Acid

Inorganic Acid Types
None

Grade
Pharmaceutical/Food Grade

Purity
>=99%

Application
Pharmaceutical, Food Additive, Dietary Supplement, Nutraceuticals

Usage
Promotes relaxation, improves mental focus, used in stress relief formulas

Density
Gram per cubic centimeter(g/cm3)

Solubility
Soluble in water, slightly soluble in ethanol

Raw Material
Tea Leaves (Camellia sinensis)

About L-Theanine

Name:L-Theanine
Synonyms:N-Ethyl-L-glutamine; L-Glutamic acid gamma-(ethylamide)
Molecular Formula:C7H14N2O3
Molecular Weight:174.20
CAS Registry Number:3081-61-6
EINECS:221-379-0
In 1950 the Tea laboratory of Kyoto successfully separated theanine from Gyokuro leaf, which has the highest theanine content among all teas. Theanine is an analog to glutamine and glutamate, and can cross the blood-brain barrier. It is sold in the US as a dietary supplement and is FDA confirmed as GRAS. The Japanese Ministry of Health and Welfare approved the use of L-theanine in 1964
Specifications:
Items
Specifications

Appearance
White crystalline powder

Clarity of Solution
Conforms

Specific Rotation
+7.7~+8.5.

Residue on Ignition
0.2% Max

Heavy Metals
10ppm Max

Arsenic
1ppm Max

Chloride
0.02% Max

PH
5.0-6.0

Loss on Drying
0.5% Max

Assay(By HPLC)
99.0% Min

Salmonella
Negative

E.coli
Negative

Staphylococcus
Negative

Mold & Yeast
100cfu/g Max

Total Plate
1000cfu/g Max