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L-Tryptophan

BGC Id:650866173730
CAS No:73-22-3
Synonyms:eh121 ; eltrip ; trp ; lyphan ; h-trp-oh ; l-trp ; l-ttp ; tryptan ; trofan ; eh 121
Molecular Formula:C11H12N2O2
Molecular Weight:204.22518
EINECS:200-795-6
Structural Formula
Se enumeran 31 proveedores internacionales y confiables para L-Tryptophan. Vienen de 5 países alrededor del mundo. Estos proveedores pertenecen a 31 diferentes tipos de negocio como 'Bulk chemical producer' y 'Bulk and laboratory supplier'
Póngase en contacto con todos los distribuidores / fabricantes de L-Tryptophan que se indican a continuación y pregunte por los precios, las normas de los envases y las posibilidades de transporte. Nuestros distribuidores registrados le ayudarán a obtener toda la información necesaria y las especificaciones del producto.


supplier ww
Proveedores registrados de L-Tryptophan en todo el mundo

The most competitive supplier in 2025

The following 31 notable providers have been checked and can be recommended.
Chemical-Suppliers
Wuhan PharmChem LTD.
EINECS: 200-795-6 Molecular formula: C11H12N2O2
Chemical-Suppliers
Simagchem
Appearance & Physical State White crystals or powder
Melting Point 289-290 °C (dec.)(lit.)
Water Solubility 11.4 g/L
Chemical-Suppliers
Sancai Industry
Assay More Than 98.0%
Specific rotation [α ]D20° +14.5°~+16.0°
PH 5.5~6.5
State of solution(Transmittance) More Than 98.0%;
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The last intensive check and update was carried out on 2025/09/30.

Identify

Synonyms:
eh121 ; eltrip ; trp ; lyphan ; h-trp-oh ; l-trp ; l-ttp ; tryptan ; trofan ; eh 121
CAS:
73-22-3
EINECS:
200-795-6
Molecular Formula:
C11H12N2O2
MDL:
MFCD00064340
SMILES:
C1=CC=C2C(=C1)C=CC=C2NC(=O)CCCl

Properties

Molecular Weight:
204.22518 g·mol−1
Density:
1.34
Melting point:
289-290 °C (dec.)(lit.)
Solubility:
20% NH3: 0.1 g/mL at 20 °C, clear, colorless
download Download Molfile

Suppliers

Beckmann-Kenko GmbH

Tipo de compañía: Internat. trading company
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. Además 4,4'-Oxydianiline es suministrada por nosotros. Located in Bassum, Germany we also have our own office in Shanghai, China and warehouse facilities of 3000 square meters within t ...
País: Germany   Teléfono: +49 4241 9308-0   Fax: +49 4241 9308-30

Newstar Chem Enterprise Ltd.

Tipo de compañía: Leading producer
País: P.R.China
Teléfono: +86-572-2722882
Fax: +86-574-2722892
Newstar Chem Enterprise Ltd. is a technology based company located in Huzhou. Además Folic acid es suministrada por nosotros. 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. Most of th ...

Purestar Chem Enterprise Co., Ltd.

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Tipo de compañía: Supplier
País: P.R.China
Teléfono: +86-572-2157374
Fax: +86-572-2146389

Changzhou Union Chemicals Co.,Ltd.

Tipo de compañía: International trading company
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País: P.R.China   Teléfono: +86 519 8680 2352   Fax: +86 519 8639 6223

Zyntex Ltd

Tipo de compañía: Bulk chemical supplier
País: Türkiye
As Zyntex, we have been providing reliable solutions at global standards in the pharmaceutical raw materials and specialty chemicals sector since our establishment. The mission of contributing to human health and supporting technological progress is at the center of our activities. Our wide range of products ranges from pharmaceutical active ingredients to food supplements, from feed additives to innovative chemical products. Our Quality and Trust-Oriented Approach Zyntex ...

Wuhan PharmChem Co., LTD.

Wuhan PharmChem CO., LTD. Ofrecemos 2,6-di-tert-Butyl-4-methylphenol también. 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 ...
Tipo de compañía: Import & export company
País: P.R.China
Teléfono: +86 27 85835203
Fax: +86 27 85835203

Xi'an Taicheng Chem Co., Ltd

Tipo de compañía: Producer
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País: P.R.China   Teléfono: +86-29-85439295   Fax: +86-29-85439295

Simagchem Corporation

Tipo de compañía: Bulk chemical producer
País: P.R.China
Teléfono: +86 592 2680 277
Fax: +86 592 2680 237
Your partner in China for chemicals business. Suministramos nuestros productos (+/-)-3-Hydroxy-gamma-butyrolactone química. 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.

FUDAW INDUSTRY LTD

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País: P.R.China
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Unilong Industry Co.,Ltd

Tipo de compañía: Bulk chemical producer
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Sancai Industry Co.,Ltd.

Tipo de compañía: Leading producer
País: P.R.China
Teléfono: +86-531-88913079
Fax: +86-531-88913079
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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. tert-Butyl-(3S)-amino-2,3,4,5-tetrahydro-1H-[1]benazepin-2-one-1-acetate también será proporcionada por nosotros. In recent years,t ...
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País: P.R.China
Teléfono: +86-13220566916
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Shandong Lanhai Industry Co.,Ltd.

Tipo de compañía: Producer
Shandong Lanhai Industry Co., Ltd established in 2015. The headquartered located in the beautiful Spring city Jinan. The company's factory is located in Coal Chemical Industrial Park, Juye County, Heze City Shandong province.Lanhai Industry is a high-tech enterprise in Shandong Province. The company integrates science, industry and trade, specializing in the research, development, production and operation of fluorosilicone products, OLED intermediates and agricultural fertili ...
País: P.R.China   Teléfono: +86-15953182965  

H&Z Industry Co.,Ltd

País: P.R.China
Teléfono: +86 13583185792
Fax: +86 531 88905468
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Hangzhou Keying Chem Co., Ltd.

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. Somos vendedor de Ethyl 4-(1-hydroxy-1-methylethyl)-2-propylimidazole-5-carboxylate. After years of development, our company has accumulated abundant products resources in local China and international market which increasingly satisfy development requirements of customers. The p ...
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Xingrui Industry Co., Limited

Tipo de compañía: Leading producer
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País: P.R.China   Teléfono: +86-531-88980365   Fax: +86-531-88980365

Lori Industry Co., Ltd

Tipo de compañía: Bulk chemical producer
País: P.R.China
Teléfono: +86-13011713125
Fax: +86-13011713125
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Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

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País: P.R.China
Teléfono: +86 571 88026825
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Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. 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. 3-Bromo-2-hydroxy-5-methylpyridine también es servida por Zehao Industry Co., Ltd.. Our capabilities are comprised of our manufacturi ...
País: P.R.China   Teléfono: +86-531-88909322   Fax: +86-531-88909322

Hangzhou Zhongqi Chem Co., Ltd

Tipo de compañía: Leading producer
País: P.R.China
Teléfono: +86-571-86976032
Fax: +86-571-86972162
Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Además 2-Benzylacrylic acid es suministrada por nosotros. Our advantage : 1.We do not simply provide chemicals , we provide chemical solutions and expertise; 2.We have trained, highly effective team to solve the problem at the first time; 3.Our QMS (quality management system) ensures the product quality strictly; 4.Strong research and deve ...

Finetech Industry Limited

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Tipo de compañía: Producer
País: P.R.China
Teléfono: +86-27-8746 5837
Fax: +86-27-8777 2287

Nantong Xindao Biotech Ltd

Tipo de compañía: Leading producer
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. Nantong Xindao Biotech Ltd también ofrece 3,5-Dibenzyloxyacetophenone. 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 ...
País: P.R.China   Teléfono: +86 19033786557  

Capot Chemical Co., Ltd.

Tipo de compañía: Leading producer
País: P.R.China
Teléfono: +86-571-85586718
Fax: +86-571-85864795
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. Cytidine-5'-monophosphoric acid también será proporcionada por nosotros. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...

Hangzhou Lingrui Chemical Co., Ltd.

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Tipo de compañía: Producer
País: P.R.China
Teléfono: +86-571-88092529
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Carbone Scientific Co., Ltd.

Tipo de compañía: Supplier
Carbone scientific is located at London, UK. We are mainly engaged in the marketing development, R&D, technical support and service. Carbone scientific provides fine chemicals, pharmaceutical intermediates, and active pharmaceutical ingredients to the global marketplaces. Our aim is to make those most popular products available to these pharmaceutical and biotech companies, research organizations and university labs worldwide. 4,6-Dichloro-5-fluoropyrimidine también es servida por Carbone Scientific Co., Ltd.. Our online catalogue has already listed over 50 ...
País: U.K.   Teléfono: +44 (0)203 769 4441 ext 1   Fax: +44 (0)203 769 4441 ext 2

AK Scientific, Inc.

Tipo de compañía: Supplier
País: USA
Teléfono: +1 (510) 429-8835
Fax: +1 (510) 429-8836
AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Somos vendedor de 4-Iodo-3-methylaniline. 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. 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 ...

Iris Biotech GmbH

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Tipo de compañía: Supplier
País: Germany
Teléfono: +49-(0)9231-97121-0
Fax: +49-(0)9231-97121-99

Skyrun Industrial Co., Ltd.

Tipo de compañía: 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. Somos vendedor de 2-Chloro-2-hydroxyiminoacetic acid ethyl ester. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
País: P.R.China   Teléfono: +86-576-84015261   Fax: +86-576-84015261

Leap Chem Co., Ltd

Tipo de compañía: Bulk and laboratory supplier
País: P.R.China
Teléfono: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. Methyl ethanesulfonate también será proporcionada por nosotros. 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 ...

Haihang Industry Co., Ltd.

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País: P.R.China
Teléfono: +86 13386404752
Fax: +86-531-85821093

BuGuCh & Partners

Tipo de compañía: 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 ...
País: Germany  

Safety Information

Hazard Classes:
Risk Codes:
33-40-62-41-37/38-36/37/38-22 (R)
Safety Codes:
24/25-36/37/39-36-26 (S)
WGK Germany:
2
RTECS:
YN6130000
Storage temperature:
Store at RT.

What other providers are available for CAS 73-22-3?

In addition to the providers presented here for L-Tryptophan with the CAS number 73-22-3, there are other 63 providers with slightly different product names available for this CAS number.

BLD Pharmatech Ltd +13 additional providers that we know from the past
Iris Biotech GmbH
+1 additional providers that we know from the past
Leap Chem Co., Ltd +7 additional providers that we know from the past
Kingreat Chemistry Company Limited | Dayang Chem (Hangzhou) Co.,Ltd. | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +20 additional providers that we know from the past
+2 additional providers that we know from the past
Xiamen Equation Chemical Co.,Ltd +1 additional providers that we know from the past
+1 additional providers that we know from the past
+1 additional providers that we know from the past
+2 additional providers that we know from the past
+4 additional providers that we know from the past
+2 additional providers that we know from the past




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