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Trimethoprim

BGC Id:150046835512
CAS No:738-70-5
Synonyms:trimpex ; bw56-72 ; wr5949 ; abaprim ; ipral ; tiempe ; uretrim ; 5-(3,4 ; baktar ; nih 204
Molecular Formula:C14H18N4O3
Molecular Weight:290.32
EINECS:212-006-2
Structural Formula
Listed are 21 international and reliable suppliers for Trimethoprim. They are coming from 4 countries around the world. These vendors belong to 21 different business types like 'Trading company' and 'Bulk and laboratory supplier'
Please contact all the below listed distributors/manufacturers for Trimethoprim 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 Trimethoprim worldwide

The most competitive supplier in 2026

The following 21 notable providers have been checked and can be recommended.
Chemical-Suppliers
Wuhan PharmChem LTD.
EINECS :212-006-2 Molecular formula :C14H18N4O3
Chemical-Suppliers
Sancai Industry
Appearance White or yellowish-white powder Solubility Very slightly soluble in water, slightly soluble in alcohol. Identification A Melting point 199-203 B Specific absorbance Max.287nm, 240-250 C IR-spectrum Complies with reference spectrum D Chemical reaction Green fluorescence at 365nm Appearance of solution Not more intensely colored than Reference Solution BY7 Related substances Method A by HPLC Impurity F
Chemical-Suppliers
Zehao Industry
Appearance White or yellowish-white powder Melting point 199-203℃ Specific absorbance Max 287nm Any single impurity ≤ 0.1% Total impurities ≤ 0.2% Heavy metals ≤ 20ppm Residual methanol ≤ 3000ppm Residual DMSO ≤ 5000ppm Loss on drying ≤ 1.0% Sulphated ash ≤ 0.1% Assay 98.5%~101.0%

Chemical-Suppliers
Molekula
Molecular Weight : 290.32 Formula : C14H18N4O3 HS Code : 2933599590 Categories : Antibiotics,Bioactive Small Molecules
Chemical-Suppliers
Leap Chem
Molecular Formula: C14H18N4O3 Molecular Weight: 290.32

The last intensive check and update was carried out on 2026/04/12.

Identify

Synonyms:
trimpex ; bw56-72 ; wr5949 ; abaprim ; ipral ; tiempe ; uretrim ; 5-(3,4 ; baktar ; nih 204
CAS:
738-70-5
EINECS:
212-006-2
Molecular Formula:
C14H18N4O3
MDL:
MFCD00036761
SMILES:
C1C(=NN(C1=O)C2=CC=CC=C2)C(F)(F)F

Properties

Molecular Weight:
290.32 g·mol−1
Density:
~1.3 g/cm3 (Predicted)
Melting point:
199-203 °C
Boiling point:
~405.2° C at 760 mmHg (Predicted)
Solubility:
DMSO: soluble
download Download Molfile

Suppliers

B.M.P. Bulk Medicines & Pharmaceuticals GmbH

Company type: Bulk med & pharma supplier
B.M.P. Tylosin phosphate will be also provided by us. GmbH – a GMP and ISO certified company - was founded in 1979 and is part of the B.M.P. Pharma Trading AG which went public in 2001 at the German stock market. The main activities of B.M.P. are focused on the distribution of raw materials to the pharmaceutical, health-food and nutraceutical industries. Our strongest products are amino acids, vitamins, health-food supplements and veterinary products. For most of our products we can supply full product documentation inc ...
Country: Germany   Phone: +49-40-645568-0   Telefax: +49-40-645568-85

AXO Industry SA

Country: Belgium
Phone: +32 10 24 67 28
Telefax: +32 10 24 59 12
Distributor of pharmaceutical, nutraceutical, cosmetic and food raw materials. The raw material in bulk or in tailor-made packings.

Zyntex Ltd

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 ...
Company type: Bulk chemical supplier
Country: Türkiye

Wuhan PharmChem Co., LTD.

Company type: Import & export company
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 ...
Country: P.R.China   Phone: +86 27 85835203   Telefax: +86 27 85835203

Xi'an Taicheng Chem Co., Ltd

Company type: Producer
Country: P.R.China
Phone: +86-29-85439295
Telefax: +86-29-85439295
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 Naringin. Founded in 2006, with rapidly development, now we have one herb extracts plant, one chemical plant (synthetci products) and a lab.

Shandong Ench Chemical Co.,Ltd

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 Adapalene. We manufacture our products in strict accordance with ISO9001: 2000 quality management system during the whole entire ...
Company type: Producer
Country: P.R.China
Phone: +86-13869131854
Telefax: +86 531-8637666

Sancai Industry Co.,Ltd.

Company type: Leading producer
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. 4-Bromobenzaldehyde is also served by Sancai Industry Co.,Ltd.. We have established the global marketing network, independent research center, testing center, and key ...
Country: P.R.China   Phone: +86-531-88913079   Telefax: +86-531-88913079

H&Z Industry Co.,Ltd

Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468
H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. Additionally Diethyl(2-oxopropyl)phosphonate 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.

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. We sell Taurine as well. In recent years,t ...
Company type: Producer
Country: P.R.China
Phone: +86-13220566916
Telefax: +86 531 58990167

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 supply our chemical product 2-(4-Fluorophenyl)pyridine. 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 ...
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. 2,6-Dimethylquinoline will be also provided by us. 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 ...

Hangzhou Zhongqi Chem Co., Ltd

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. We are supplier of 6-Chloro-3,4-dihydro-4-methyl-3-oxo-2H-1,4-benzoxanine-8-carboxylic acid. 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 ...
Company type: Leading producer
Country: P.R.China
Phone: +86-571-86976032
Telefax: +86-571-86972162

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
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 sell 2,2,3,3,4,4,5,5,6,6,7,7,7-Tridecafluoro-1-heptanol as well. 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 expect to cooperate with more partners in ...
Country: P.R.China   Phone: +86-571-88938639   Telefax: +86-571-8893-8652

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. We provide 2,3-Difluoro-6-nitrobenzenamine as well. 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. We sell 5-Acetylamino-2-methoxybenzenesulfonyl chloride as well. 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. Additionally 1-Octylphosphonic acid is supplied by us. 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. Our client list includes many major pharmac ...
Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658

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 Olivetol. 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

BIOZOL Diagnostica Vertrieb GmbH

Company type: Supplier of chemical products
Country: Germany
Phone: +49-871-966346-0
Telefax: +49-871-966346-13
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 producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. We are supplier of 3,7-Diamino-2-methoxyphenoxazin-5-ium chloride. 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 ...

BuGuCh & Partners

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 ...
Company type: Producer
Country: Germany

Safety Information

Hazard Classes:
6.1(b)
Hazardous Substances Data:
Non-Regulated Material ¹
Risk Codes:
25 (R)
Safety Codes:
45 (S)
WGK Germany:
3
RID / ADR:
3249
RTECS:
UV8225000
Storage temperature:
2-8°C

What other providers are available for CAS 738-70-5?

In addition to the providers presented here for Trimethoprim with the CAS number 738-70-5, there are other 16 providers with slightly different product names available for this CAS number.

+5 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
AK Scientific, Inc. +6 additional providers that we know from the past




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