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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Rifaximin Manufacturer/High quality/Best price/In stock

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

Rifaximin ( china best supplier) CAS NO.80621-81-4

Cas:80621-81-4

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

Wuhan Fortuna Chemical Co.,Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:white powder Storage:Orange powder Package:1kg/foil bag; 1kg

Manufacturer supply Rifaximin CAS 80621-81-4 with good quality

Cas:80621-81-4

Min.Order:25 Kilogram

FOB Price: $400.0

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

T he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality service Appearance:White

Rifaximin

Cas:80621-81-4

Min.Order:1 Gram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory Price API 99% Rifaximin 80621-81-4 GMP Manufacturer

Cas:80621-81-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

We are a professional chemicals, APIs and plant extract leading manufacturer in China. We are specialized in chemical synthesis, process development of pharmaceutical intermediates, active pharmaceutical ingredients (APIs), plant extract and rare

Rifaximin

Cas:80621-81-4

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva

Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

New production CAS 80621-81-4 with best quality

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Rifaximin

Cas:80621-81-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

Rifaximin CAS80621-81-4

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $289.0 / 499.0

Type:Trading Company

inquiry

Hubei Vanz Pharm Co.,Ltd

MOQ: 1kg Form: Powder Colour: White Test: HPLC Function: anti antiviral Grade: Pharm Appearance:white Storage:room Package:drum Application:anti antiviral Port:S

cas 80621-81-4 99% rifaximin powder

Cas:80621-81-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name Rifaximin CAS No 80621-81-4 MF C43H51N3O11 MW

Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white crystalline powder Storage:Store in sealed containers

Pharmaceutical Intermediate Rifaximin CAS 80621-81-4

Cas:80621-81-4

Min.Order:100 Gram

Negotiable

Type:Other

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

Hanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hu

High quality antibiotics raw material Rifaximin CAS 80621-81-4 for sale Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $480.0 / 550.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

Rifaximin 80621-81-4

Cas:80621-81-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

Antibacterial drugs Rifaximin/CAS:80621-81-4

Cas:80621-81-4

Min.Order:5 Kilogram

FOB Price: $245.0 / 288.7

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Rifaximin CAS:80621-81-4 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates,

Rifaximin CAS:80621-81-4

Cas:80621-81-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

We have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful

Chinese suppliers CAS 80621-81-4 Rifaximin

Cas:80621-81-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

factory supply high purity Rifaximin cas no 80621-81-4

Cas:80621-81-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C

Rifaximin manufacturer with low price

Cas:80621-81-4

Min.Order:1 Gram

Negotiable

Type:Trading Company

inquiry

Wuhan Wonda Pharm Limited

1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competi

manufacturer Rifaximin powder CAS 80621-81-4 with wholesales price rifaximin for Anti-inflammatory

Cas:80621-81-4

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:80621-81-4

Cas:80621-81-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Appearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Ai

Rifaximin

Cas:80621-81-4

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Rifaximin

Cas:80621-81-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 100000.0

Type:Lab/Research institutions

inquiry

Zhengzhou Yuanli Biological Technology Co., Ltd.

Product Name:Rifaximin CAS No.:80621-81-4 MF:C43H51N3O11 MW:785.89 Assay : 98% EINECS NO : 617-130-4 Shipping: Timely delivery after your payment Advantages: We could give you: 1.Lower Price with higher quality; 2.Professional documents for

Factory supply top grade 98% Rifaximin;normix

Cas:80621-81-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Taizhou Crene Biotechnology co.ltd

Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-

Rifaximin 80621-81-4

Cas:80621-81-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

C43H50N3O11(1+)*Br(1-)

C43H50N3O11(1+)*Br(1-)

rifaximin
80621-81-4

rifaximin

Conditions
ConditionsYield
With ascorbic acid
2-Amino-4-methylpyridine
695-34-1

2-Amino-4-methylpyridine

rifaximin
80621-81-4

rifaximin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CHCl3 / 2 h / Ambient temperature
2: ascorbic acid
View Scheme
3-bromorifamicin S
57375-25-4

3-bromorifamicin S

rifaximin
80621-81-4

rifaximin

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CHCl3 / 2 h / Ambient temperature
2: ascorbic acid
View Scheme

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