1. High-quality products, cost-effective prices, best reputation and professional services. 2. Strong technology team and service team, Professional data management system. 3. Professional synthesis and formulations laboratory and producti
As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:14487-05-9
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryThe 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
Cas:14487-05-9
Min.Order:1
Negotiable
Type:Other
inquiry1. 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
Cas:14487-05-9
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryCangzhou 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
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be sent
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
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
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
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $38.0 / 59.0
Type:Trading Company
inquiry1.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
Cas:14487-05-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur 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
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $45.0 / 55.0
Type:Trading Company
inquiryRifamycin O CAS:14487-05-9 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
Cas:14487-05-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
Cas:14487-05-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan 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:14487-05-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:14487-05-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:Yellow solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:Rifaximin inte
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Product name:Fifamycin-O CAS No.:14487-05-9 Molecule Formula:C39H47NO14 Molecule Weight:753.80 Purity: 90.0% Package: 25kg/drum Description:Pale yellow to yellow powder Manufacture Standards:Enterprise Standard TES
Cas:14487-05-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:14487-05-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Rifamycin B
rifamycin O
Conditions | Yield |
---|---|
With air Ambient temperature; | 80% |
Rifamycin B
B
rifamycin O
Conditions | Yield |
---|---|
With ammonium persulfate In methanol; aq. phosphate buffer at 60℃; for 4h; Solvent; Reagent/catalyst; |
2-methoxy-phenylamine
rifamycin O
4-(2-methoxy-phenylimino)-1-oxo-1,4-dihydro-1,4-dideoxy-rifamycin
Conditions | Yield |
---|---|
In methanol |
rifamycin O
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid hydrazide In methanol |
rifamycin O
(16ξH)-16,17,18,19-tetrahydro-4-deoxy-rifamycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: TsNHNH2 / methanol 2: H2 / Pd-C / ethyl acetate View Scheme |
Conditions | Yield |
---|---|
Stage #1: 2-Amino-4-methylpyridine; rifamycin O In ethanol; water at 47℃; for 5h; Stage #2: With ascorbic acid In ethanol; water at 20℃; for 1h; Stage #3: With hydrogenchloride In ethanol; water at 20℃; for 0.5h; pH=2; | |
In ethanol; water at 20 - 47℃; | |
In water; isopropyl alcohol at 20℃; for 16h; Reagent/catalyst; Solvent; |
rifamycin O
Conditions | Yield |
---|---|
In aq. phosphate buffer; dimethyl sulfoxide at 60℃; for 1h; pH=7.5; pH-value; Temperature; |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: trifluoroacetic acid / dichloromethane View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile / 1 h / 20 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile / 3.5 h / 20 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile / 3.5 h / 20 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile / 18 h / 20 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile / 1 h / 20 °C 5: manganese(IV) oxide / dichloromethane / 0.5 h / 20 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C View Scheme |
rifamycin O
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: ethanol / 4 h / 70 °C 2: manganese(IV) oxide / dichloromethane / 1 h / 40 °C 3: ascorbic acid / acetonitrile 4: acetonitrile View Scheme |
rifamycin O
Conditions | Yield |
---|---|
In ethanol for 10h; | 0.13 g |
rifamycin O
2-amino-4-hydroxymethylpyridine
Conditions | Yield |
---|---|
In ethanol at 70℃; for 4h; | 3.6 g |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View