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Melatonin

BGC Id:400128957667
CAS No:73-31-4
Synonyms:mlt ; melovine ; melatonin ; mlklak ; circadin ; melatonine ; primex ; mlk7 ; melotonin ; mlt1
Molecular Formula:C13H16N2O2
Molecular Weight:232.28
EINECS:200-797-7
Structural Formula
Listed are 23 international and reliable suppliers for Melatonin. They are coming from 4 countries around the world. These vendors belong to 23 different business types like 'Bulk chemical producer' and 'Trading company'
Please contact all the below listed distributors/manufacturers for Melatonin and ask for prices, package standards and transport possibilities. Our registered distributors will help you to get all necessary information and product specifications.


supplier ww
registered suppliers of Melatonin worldwide

The most competitive supplier in 2026

The following 23 notable providers have been checked and can be recommended.
Chemical-Suppliers
Wuhan PharmChem LTD.
EINECS :200-797-7 Molecular formula :C13H16N2O2
Chemical-Suppliers
Senzhuo Industry
Purity : 99,0%
Chemical-Suppliers
Caesar & Loretz
Alternative name Melatonin, API Further description Melatoninum Monograph DAC/NRF 2015/1 Pharmaceutical status prescription only UEXDES Chemicals solid
Chemical-Suppliers
Sancai Industry
Content   MIN 99.5% Appearance   White crystalline powder Odour   Characteristic Particle size   100% pass 80 mesh Shelf Life   Two years Storage   Store in cool & dry place,Keep away from strong light and heat
Chemical-Suppliers
H&Z Industry
Assay:99.5%min USP grade
Chemical-Suppliers
Zehao Industry
Appearance White or off-white crystalline powder Assay(anhydrous substance) 98.5%~101.5% Choride and sulfate ≤ 0.02% Residue on ignition ≤ 0.1% Heavy metal ≤ 20ppm Individual impurity ≤ 0.1% Total impurity ≤ 1%

Chemical-Suppliers
BOC Sciences
Molecular Weight : 232.28 Molecular Formula : C13H16N2O2 Canonical SMILES : CC(=O)NCCC1=CNC2=C1C=C(C=C2)OC InChI : InChI=1S/C13H16N2O2/c1-9(16)14-6-5-10-8-15-13-4-3-11(17-2)7-12(10)13/h3-4,7-8,15H,5-6H2,1-2H3,(H,14,16) InChIKey : DRLFMBDRBRZALE-UHFFFAOYSA-N Boiling Point : 512.8±40.0°C at 760 Torr Melting Point : 117°C Purity : > 98% Solubility : Soluble in Ethanol Application : Ingredient of health
Chemical-Suppliers
Win-Win Chemical
Purity : 0.98 Chemical Formula : C13H16N2O2 Molecular Weight (g/mol) : 232.278 Delivery time : 5Day(s) Application : For R&D
Chemical-Suppliers
Molekula
Molecular Weight : 232.28 Formula : C13H16N2O2 HS Code : 2937900000 Categories : Bioactive Small Molecules,Research Organics & Inorganics
Chemical-Suppliers
Leap Chem
Molecular Formula: C13H16N2O2 Molecular Weight: 232.28

The last intensive check and update was carried out on 2026/06/11.

Identify

Synonyms:
mlt ; melovine ; melatonin ; mlklak ; circadin ; melatonine ; primex ; mlk7 ; melotonin ; mlt1
CAS:
73-31-4
EINECS:
200-797-7
Molecular Formula:
C13H16N2O2
MDL:
MFCD00005655
SMILES:
CC1=NC(=CC=C1)CN

Properties

Molecular Weight:
232.28 g·mol−1
Density:
1.18 g/cm3 (Predicted)
Melting point:
116.5-118 °C(lit.)
Boiling point:
512.83° C at 760 mmHg (Predicted)
Solubility:
Soluble in water (0.1 mg/ml), ethanol (8 mg/ml), benzene, chloroform, methanol, DMSO (50 mM), toluene, and dilute aqueous acid, and very slightly soluble in petroleum ether.
download Download Molfile

Suppliers

New Natural Biotechnology Co.,Ltd.

Company type: Producer
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. We sell Magnolol oil as well. Our Products include herbal extract, plant extract, essential oil and etc. These produc ...
Country: P.R.China   Phone: +86-21-51558072   Telefax: +86 21-62418781

Purestar Chem Enterprise Co., Ltd.

Company type: Supplier
Country: P.R.China
Phone: +86-572-2157374
Telefax: +86-572-2146389
Purestar Chem Enterprise Co., Ltd. (also known as Huzhou Purestar Biochem Co., Ltd.) is a professional supplier of high-quality botanical extracts and ingredients for the dietary supplement, functional food, and nutrition industries. Bilberry extract will be also provided by us. Located in Huzhou, Zhejiang Province, China, we have been serving customers worldwide since 2005. Our product portfolio focuses on plant extracts, mushroom extracts, nutritional ingredients, natural active compounds, amino acids, vitamins, and o ...

Wuhan PharmChem Co., LTD.

Wuhan PharmChem CO., LTD. We supply our chemical product Ethyl gallate. 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 ...
Company type: Import & export company
Country: P.R.China
Phone: +86 27 85835203
Telefax: +86 27 85835203

Senzhuo Industry Co.,Ltd

Senzhuo Industry Co., Ltd. (“Senzhuo”) established in 2009, is a key chemical manufacturer and supplier in China. We are engaged in supply high quality pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. We also customize high value-added chemicals and intermediates for the customer. Senzhuo industy Co.,Ltd factory located in both Zhangqiu industrial zone and Jiangshu industrial zone. Sales office in Jinan city ...
Country: P.R.China   Phone: +86-15165036020   Telefax: +86-88902568

Caesar & Loretz GmbH

Country: Germany
Phone: +49 2103-49940
Our assortment of products contains approximately 1,100 raw materials (pharmaceutical, food, cosmetic and technical grades) in more than 3,000 quantity units in our standard assortment and many special sizes. We sell Zinc oxide, tetrapodal, API as well. In addition we offer contract manufacturing for liquids, semi-solid forms, powders and teas – as finished products or premixes. Our quality guidelines are based on the following standards: • EU GMP guidelines (good manufacturing practice) • German Pharmaceuti ...

Xi'an Taicheng Chem Co., Ltd

Xi'an Taicheng Chemco, Ltd is a international company specialized in R&D, Production and Sales in Pharmacetical raw material, nutritional, cosmetic and biochemical products. We are seller of Methyl indole-3-carboxylate. Founded in 2006, with rapidly development, now we have one herb extracts plant, one chemical plant (synthetci products) and a lab.
Company type: Producer
Country: P.R.China
Phone: +86-29-85439295
Telefax: +86-29-85439295

Shandong Ench Chemical Co.,Ltd

Company type: Producer
Shandong Ench Chemical Co.Ltd is a professional manufacturers and supplier in the world ,the main product include chemical pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. It is a privet-owned enterprise and located in Zhangqiu industrial park, We believe that quality is the life of our company. Shandong Ench Chemical Co.,Ltd also offers 1-Isobutyl-4-piperidone. We manufacture our products in strict accordance with ISO9001: 2000 quality management system during the whole entire ...
Country: P.R.China   Phone: +86-13869131854   Telefax: +86 531-8637666

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. 5-Acetyl-2-norbornene is also served by Sancai Industry Co.,Ltd.. We have established the global marketing network, independent research center, testing center, and key ...

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. Additionally 3-Hydroxy-p-butyrophenetidine is supplied by us. 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 Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Company type: Producer
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. 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. Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) also offers 4-Benzylthiomorpholine-1,1-dioxide. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
Country: P.R.China   Phone: +86 571 88026825   Telefax: +86 571 88282557

Zehao Industry Co., Ltd.

Country: P.R.China
Phone: +86-531-88909322
Telefax: +86-531-88909322
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. We sell 2-Chloro-3,6-difluorobenzylamine as well. 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 ...

Finetech Industry Limited

Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the pharmaceutical industry. Most of our products were exported to the North America, Europe and Oceania. Finetech Industry Limited also offers Chloromethyl butyrate. 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, ...
Company type: Producer
Country: P.R.China
Phone: +86-27-8746 5837
Telefax: +86-27-8777 2287

BOC Sciences

Company type: Supplier
BOC Sciences provides a wide range of customer services, bulk and specialty compounds to the pharmaceutical, agrochemical and biotechnology industries. We sell (1R, 2S, 5R)-5-methyl-2-isopropylcyclohexyl-5-oxo-L-prolinate as well. 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. We hope to add immense value to your research projects!
Country: USA   Phone: +1-631-485-4226   Telefax: +1-631-614-7828

Hangzhou Lingrui Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908
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. In our R&D centre, we have a staff of skilled and experienced research chemists. Additionally Ketoprofen nitrile is supplied by us. 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 ...

Carbone Scientific Co., Ltd.

Carbone scientific is located at London, UK. We are supplier of 2,4,6-Trihydroxybenzaldehyde. 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. Our online catalogue has already listed over 50 ...
Company type: Supplier
Country: U.K.
Phone: +44 (0)203 769 4441 ext 1
Telefax: +44 (0)203 769 4441 ext 2

Win-Win Chemical Co., Limited

Company type: Bulk chemical supplier
Established in 2007, Win-Win chemical CO., Ltd was set up by Professor of Zhejiang University, Wenzhou University and Shanghai Science and Technology University which is located in Longwan Industry District, Wenzhou, China. We have high-tech research capability, and advanced production and inspecting equipment. We are especially engaged in customize production of aromatic fluoride compounds, chiral building blocks, and heterocyclic compounds. We can provide our customers with ...
Country: P.R.China   Phone: +86-577-64498589   Telefax: +86-577-56994596

Shandong SanYoung Industry Co., Ltd

Country: P.R.China
Phone: +86 155-64526813
Telefax: +86 531-56897532
Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. p-Chlorophenacyl cyanide 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, ...

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. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry Co., Limited also offers Solvent yellow 114. 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

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer
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.
Country: P.R.China   Phone: +86 592 6515854   Telefax: +86 592 6515854

Molekula GmbH

Company type: Trading company
Country: Germany
Phone: +49 (0) 89 360 900 900
Telefax: +49 (0) 89 360 900 901
Molekula supplies speciality chemicals and biochemicals to the fine chemical, research and diagnostic community. Our core competence is in the area of heterocycles for combinatorial chemistry, small building blocks for discovery and large scale synthesis for pilot teams and production. In the field of biochemicals, Molekula is a major supplier of key reabents used in the area of diagnostics, microbiology and biotechnology.

Leap Chem Co., Ltd

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. Additionally Pigment Blue 28 is supplied by us. Our client list includes many major pharmac ...
Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658

BIOZOL Diagnostica Vertrieb GmbH

Company type: Supplier of chemical products
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 Cbz-R-3-Amino isobutyric acid. 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 ...
Country: Germany   Phone: +49-871-966346-0   Telefax: +49-871-966346-13

BuGuCh & Partners

Company type: Producer
Country: Germany
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 ...

Safety Information

Hazard Classes:
Risk Codes:
60-39/23/24/25-23/24/25-11 (R)
Safety Codes:
24/25-99-53-45-36/37-16-7 (S)
WGK Germany:
2
RTECS:
AC5955000
Storage temperature:
-15°C

What other providers are available for CAS 73-31-4?

In addition to the providers presented here for Melatonin with the CAS number 73-31-4, there are other 25 providers with slightly different product names available for this CAS number.

AK Scientific, Inc. | BuGuCh & Partners +7 additional providers that we know from the past
+2 additional providers that we know from the past
+6 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
+2 additional providers that we know from the past




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