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L-Theanine

BGC Id:640494462691
CAS No:3081-61-6
Synonyms:theanin ; nsc 21308 ; theanine,98% ; thea ; suntheanine ; l-theamine ; theanine ; h-gln(et)-oh ; theanine, l- ; l-theanine
Molecular Formula:C7H14N2O3
Molecular Weight:174.2
EINECS:221-379-0
Structural Formula
Listed are 31 international and reliable suppliers for L-Theanine. They are coming from 3 countries around the world. These vendors belong to 31 different business types like 'Bulk and laboratory supplier' and 'Supplier of chemical products'
Please contact all the below listed distributors/manufacturers for L-Theanine and ask for prices, package standards and transport possibilities. Our registered distributors will help you to get all necessary information and product specifications.


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registered suppliers of L-Theanine worldwide

2025 - The most valued supplier

The following 31 notable providers have been checked and can be recommended.
Chemical-Suppliers
Shandong Chuangying Chemical
Appearance   White Powder
Assay   98.0%~102.0%
Specific Rotation(a)D20 (C=1 , H2O )   +7.7 to +8.5 Degree
Solubility   Clear Colorless (1.0g/20ml H2O)
Chloride(C1)
>>more
Chemical-Suppliers
Wuhan PharmChem LTD.
EINECS: 221-379-0 Molecular formula: C7H14N2O3
Chemical-Suppliers
Sancai Industry
Appearance White crystalline powder
Specific rotation(a)D20(C=1 , H2O) +7.5º to +8.5º
Assay 98.0-102.0%
Melting Point (ºC) 200ºC to 210 ºC
>>more
Chemical-Suppliers
H&Z Industry
Latin Name : Camellia sinensis (L.)O. Ktze. Plant Source : Leaf Specification : 20%, 40% 98% Function : enhance the memory; sedative effect; reduce blood pressure; improve immunity. Appearance : White crystalline powder | Specific rotation(a)D20(C=1 , H2O) : +7.5º to +8.5º | Assay : 98.0-102.0% | Melting Point (ºC) : 200ºC to 210 ºC | Chloride(C1) : Not more than 0.02% | Heavy metals(Pb) : Not more than 10ppm | Iron(Fe) : Not more than 10ppm | Lead : Not more than 3ppm | Hg : >>more

Chemical-Suppliers
Zehao Industry
Appearance   White crystalline powder
Assay   98.0-102.0%
Chemical-Suppliers
Leap Chem
Molecular Formula: C7H14N2O3 Molecular Weight: 174.2 Hazard Symbols: Xi HS Code: 29241990
Chemical-Suppliers
BuGuCh & Partners
L-Theanine Basic information Product Name: L-Theanine CAS: 3081-61-6 MF: C7H14N2O3 MW: 174.2 EINECS: 221-379-0 Mol File: 3081-61-6.mol L-Theanine Structure L-Theanine Chemical Properties mp 207°C refractive index 8 ° (C=5, H2O) storage temp. Store at?0-5°C CAS DataBase Reference 3081-61-6(CAS DataBase Reference) Safety Information Hazard Codes Xi Risk Statements 43 Safety Statements 28-36/37 Chemical properties of white crystalline powder. No odor, with a slightly sweet taste, taste threshold 0.15%. Decomposition temperature 214 ~ 215. Soluble in water, insolub >>more

The last intensive check and update was carried out on 2025/09/17.

Identify

Synonyms:
theanin ; nsc 21308 ; theanine,98% ; thea ; suntheanine ; l-theamine ; theanine ; h-gln(et)-oh ; theanine, l- ; l-theanine
CAS:
3081-61-6
EINECS:
221-379-0
Molecular Formula:
C7H14N2O3
MDL:
MFCD00059653
SMILES:
CCN(C(C)C(C)C)C(=O)SCC1=CC=CC=C1

Properties

Molecular Weight:
174.2 g·mol−1
Density:
~1.2 g/cm3 (Predicted)
Melting point:
207 °C
Boiling point:
430.2° C at 760 mmHg
Solubility:
Soluble in water (100 mM), hot ethanol, hot methanol, and tetrahydrofuran.
download Download Molfile

Suppliers

Ronas Chemicals Ind. Co., Ltd.

Company type: Leading producer
We are proudly marching ahead into the 21st century to become the world's leading multinational chemicals company. We are supplier of L-Prolinamide. Being a manufacturer and a supplier of Organic / Inorganic Chemicals, Fine Chemicals, Food / Feed Additives, Food, Bulk Pharmaceuticals, Drugs and Cosmetic colors and Intermediates, we will always develop businesses under the themes of 'environment', 'health' , 'quality', 'price' and 'service'. Our teams of highly skilled technical, sales, marketing, manufacturin ...
Country: P.R.China   Phone: +86-28-8608-0938   Telefax: +86-28-8608 2869

Beckmann-Kenko GmbH

Company type: Internat. trading company
Country: Germany
Phone: +49 4241 9308-0
Telefax: +49 4241 9308-30
Our company BECKMANN-KENKO GmbH is a joint venture between Beckmann Chemikalien KG in Germany founded in 1977 and Kenko Corporation in Japan founded in 1965. We are a young and ambitious import/export company. Acting independently and on behalf of a selected number of internationally renowned principals, we resource and market speciality chemicals. We are supplier of Chitooligosaccharide. Located in Bassum, Germany we also have our own office in Shanghai, China and warehouse facilities of 3000 square meters within t ...

New Natural Biotechnology Co.,Ltd.

New Natural is a Developer, Manufacturer, Exporter and Supplier of herbal extracts. We specialize in the use of modern high-tech separation technology – supercritical CO2 extraction. We have the industrial production and laboratory devices, multi-disciplinary technical means to conduct natural medicines, expensive spices, food, coloring and many other aspects of separation and extraction. Additionally Neohesperidin dihydrochalcone is supplied by us. Our Products include herbal extract, plant extract, essential oil and etc. These produc ...
Company type: Producer
Country: P.R.China
Phone: +86-21-51558072
Telefax: +86 21-62418781

Shandong Chuangying Chemical Co., Ltd.

Shandong Chuangying Chemical Co., Ltd. is located in the new material trading center of Tianqiao District, Jinan City, Shandong Province. It mainly deals in acrylates, alcohols, phenenes, ethers, esters, alkanes, amines, plasticizers, resins and emulsions. Chemical products such as chemicals, and established long-term and stable cooperative relations with many manufacturers and agents. Shandong Chuangying Chemical Co., Ltd. has a full range of products at reasonable prices. We are seller of Potassium perfluorobutanesulfonate. T ...
Country: P.R.China   Phone: +86 18853181302  

Newstar Chem Enterprise Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-572-2722882
Telefax: +86-574-2722892
Newstar Chem Enterprise Ltd. is a technology based company located in Huzhou. We have our own factories in Zhejiang Province, Jiangsu province and Shandong province, mainly producing pharmaceutical/veterinary raw material, Food/feed additives, herbal extracts, intermediates and other fine chemicals. Through decades years development, we also established a good long term business relationship with thousands of manufacturers in China and becomes sales agent for them. We sell Rosuvastatin calcium as well. Most of th ...

Kingreat Chemistry Company Limited

Kingreat Chemistry is an independent company which was founded in 2003 with the aim of supplying a wide range of fine chemicals and intermediates to various industries throughout the world. 2-Hydroxy-5-methoxybenzaldehyde is also served by Kingreat Chemistry Company Limited. We have much experience in supply of complex chemicals to a multitude of industries, covering pharmaceuticals, Agrochem, Painting & Coating ,Plastic addtives.
Country: P.R.China
Phone: +86-592-2299609
Telefax: +86-592-2299601

Purestar Chem Enterprise Co., Ltd.

Company type: Supplier
We are supplier of Glycerol monolaurate. Purestar Chem Enterprise Co., Ltd. (also known as Huzhou Purestar Biochem Co.,Ltd),is located in Huzhou,150km from Shanghai,we have our own factory in Zhejiang,which covers an area of 3,5000 m2,with complete R&D,manufacture,sales,QC,QA,warehouse departments.And equipped with complete extraction, fermentation, purification etc.facilities, and HPLC, UV, GC, spectrophotometer and other quality control instrument. Meanwhille,as we continue to grow and expand since 2005,we also e ...
Country: P.R.China   Phone: +86-572-2157374   Telefax: +86-572-2146389

Wuhan PharmChem Co., LTD.

Company type: Import & export company
Country: P.R.China
Phone: +86 27 85835203
Telefax: +86 27 85835203
Wuhan PharmChem CO., LTD. has been a premier chemical supplier distributing high-quality chemicals to businesses in various industries for the whole world. At Wuhan PharmChem, we are committed to excellence.From manufacturing to packaging and delivery, we provide quality, reliability and the highest degree of customer service.Our scope of service is organized/structured around the unique needs of each client.Our mission is establish long-term relationships with our clients b ...

OPQ Chemical Co., Ltd

OPQ Chemical is a high tech enterprise,located in China Spring city(Jinan).Mainly engages in the development and production of phenolic and quinones,additive agents, dying stuffs, and pesticide intermediates,and also has been involved in other fine chemicals,cosmetic raw materials etc.And actively practices the business philosophy of "MY heart, let you feel more assured". 2-Bromoisobutyryl bromide is also served by OPQ Chemical Co., Ltd. OPQ has international advanced production technology and equipment, the company's marketing network thro ...
Company type: Producer
Country: P.R.China
Phone: +86-17615852982

Simagchem Corporation

Company type: Bulk chemical producer
Your partner in China for chemicals business. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation. We are supplier of 1,4-Cyclohexanedimethanol (trans).
Country: P.R.China   Phone: +86 592 2680 277   Telefax: +86 592 2680 237

Sancai Industry Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88913079
Telefax: +86-531-88913079
Sancai Industry is involved in supplying of fine chemicals, food and nutrition,personal care, medical intermediate etc, We can also customize chemicals for our customers.Taking advantage of innovative technology and excellent talents and through over 15 years of development,We have stabled good relation with clients in and abroad. In order to be competitive on the market. We have established the global marketing network, independent research center, testing center, and key ...

Shandong Minglang Chemical Co., Ltd

Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. Additionally Oxymetholone is supplied by us. In recent years,t ...
Company type: Producer
Country: P.R.China
Phone: +86-13220566916
Telefax: +86 531 58990167

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. We sell di-Isopropanolamine as well. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.
Country: P.R.China   Phone: +86 13583185792   Telefax: +86 531 88905468

Hangzhou Keying Chem Co., Ltd.

Country: P.R.China
Phone: +86-571-85378921
Telefax: +86-571-85378913
Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. As a technology innovative and service professional enterprise, Our company mainly engages in global pharmaceutical, chemical and biological service. After years of development, our company has accumulated abundant products resources in local China and international market which increasingly satisfy development requirements of customers. bis-(Dichlorosilyl)methane will be also provided by us. The p ...

Xingrui Industry Co., Limited

Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. 2,2-bis-(4-Hydroxy-3-methylphenyl)propane will be also provided by us. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...
Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. We provide PHMB as well. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...
Country: P.R.China   Phone: +86-13011713125   Telefax: +86-13011713125

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557
Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. n-Hexadecyl pyridinium chloride 1-hydrate will be also provided by us. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are seller of D-2-Aminoadipic acid. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...
Country: P.R.China
Phone: +86-531-88909322
Telefax: +86-531-88909322

Finetech Industry Limited

Company type: Producer
Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the pharmaceutical industry. 6-Iodoquinoline will be also provided by us. Most of our products were exported to the North America, Europe and Oceania. Our factory is in China,we supply Fluorochemicals, Pyrimidines, Pyridines, Amines, Nitriles, Carboxylic Acids or Ester, Phenols or Alcohols, Aldehydes, Piperidines, Piperazines, Pyrazines, Boric Acids, Amino Acids, ...
Country: P.R.China   Phone: +86-27-8746 5837   Telefax: +86-27-8777 2287

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We are supplier of Dimethylchlorophosphine. We expect to cooperate with more partners in ...

Nantong Xindao Biotech Ltd

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. Additionally L-Cystine is supplied by us. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Company type: Leading producer
Country: P.R.China
Phone: +86 19033786557

Capot Chemical Co., Ltd.

Company type: Leading producer
Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We supply our chemical product 4-Propoxybenzene-1,2-diamine. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Country: P.R.China   Phone: +86-571-85586718   Telefax: +86-571-85864795

BOC Sciences

Company type: Supplier
Country: USA
Phone: +1-631-485-4226
Telefax: +1-631-614-7828
BOC Sciences provides a wide range of customer services, bulk and specialty compounds to the pharmaceutical, agrochemical and biotechnology industries. We intend to offer you the products and services of the highest quality at the most reasonable, cost efficient prices. Most of our compounds can be supplied ranging from mg to kg and arrive with analytic report. BOC Sciences also offers Diclofenac epolamine. We hope to add immense value to your research projects!

Hangzhou Lingrui Chemical Co., Ltd.

Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Hangzhou Lingrui Chemical Co., Ltd. is a seller of 2-Methylbutyryl chloride. In our R&D centre, we have a staff of skilled and experienced research chemists. This has enabled us to meet the special requirements of our customers and it has enabled us to provide quality products at competitive prices. Lingrui’s credo is committed to your reliable business partne ...
Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908

Shandong SanYoung Industry Co., Ltd

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. 2-Allyloxyethanol is also served by Shandong SanYoung Industry Co., Ltd. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Our company has a large number of customers with good reputation at home and abroad, ...
Country: P.R.China   Phone: +86 155-64526813   Telefax: +86 531-56897532

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. We provide 2,2,4-Trimethyl-3-cyclohexene-1-methanethiol as well.

AK Scientific, Inc.

AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. All these products are stocked in multiple, convenient, sizes to fit your specific needs. We supply our chemical product Imidafenacin hydrochloride. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific products can be searched by Name (or ...
Company type: Supplier
Country: USA
Phone: +1 (510) 429-8835
Telefax: +1 (510) 429-8836

Skyrun Industrial Co., Ltd.

Company type: Leading producer
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Skyrun Industrial Co., Ltd. also offers Indoxacarb. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Country: P.R.China   Phone: +86-576-84015261   Telefax: +86-576-84015261

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

BIOZOL Diagnostica Vertrieb GmbH

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. We are seller of 3-Bromo-2-hydroxy-5-(trifluoromethyl)pyridine. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...
Company type: Supplier of chemical products
Country: Germany
Phone: +49-871-966346-0
Telefax: +49-871-966346-13

BuGuCh & Partners

Company type: Producer
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Country: Germany  

Safety Information

Hazard Classes:
Risk Codes:
43 (R)
Safety Codes:
28-36/37 (S)
Storage temperature:
Store at?0-5 °C

What other providers are available for CAS 3081-61-6?

In addition to the providers presented here for L-Theanine with the CAS number 3081-61-6, there are other 16 providers with slightly different product names available for this CAS number.

+1 additional providers that we know from the past
+2 additional providers that we know from the past
Hangzhou Zhongqi Chem Co., Ltd | BuGuCh & Partners +7 additional providers that we know from the past
BLD Pharmatech Ltd +2 additional providers that we know from the past




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