Dayangchem's 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. DayangChem can provide different quantities
Cas:7681-76-7
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:7681-76-7
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryXi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
Cas:7681-76-7
Min.Order:1 Kilogram
FOB Price: $89.0 / 109.0
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
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
Cas:7681-76-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai 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
Cas:7681-76-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryOur 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
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
Cas:7681-76-7
Min.Order:1 Gram
FOB Price: $1200.0 / 1500.0
Type:Trading Company
inquiryWITH 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:7681-76-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. 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:7681-76-7
Min.Order:1 Metric Ton
FOB Price: $20.0 / 30.0
Type:Trading Company
inquiryName: Ronidazole Synonyms: 1-methyl-5-nitroimidazol-2-ylmethyl carbamate CAS:7681-76-7 MF: C6H8N4O4 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:By sea or by air Transportat
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
Cas:7681-76-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe 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
Cas:7681-76-7
Min.Order:10 Gram
FOB Price: $1.16
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:7681-76-7
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 prese
Cas:7681-76-7
Min.Order:1 Kilogram
FOB Price: $132.0 / 158.0
Type:Trading Company
inquiryRONIDAZOLE CAS:7681-76-7 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:7681-76-7
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
We have overseas warehouses in California, Nuevo Laredo, Mexico, Vancouver, Canada, Amsterdam, The Netherlands and Melbourne, Australia. Overseas warehouses can provide some of the best selling products. We look forward to cooperating with strong loc
Cas:7681-76-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:7681-76-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryQ1: Are you a manufacturer?Answer: Yes, we are factory founded on 2002. Q2: How to contact with us?Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours. Q3:Which kind of payment terms do yo
Cas:7681-76-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryOur 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
J&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
Cas:7681-76-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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:7681-76-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:Used as Pharmaceutical Intermediates Transporta
Cas:7681-76-7
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryProduct name: Ronidazole CAS No.: 7681-76-7 Molecule Formula:C6H8N4O4 Molecule Weight:200.15 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:7681-76-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
GMP 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,
Cas:7681-76-7
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryRONIDAZOLE Basic information Product Name: RONIDAZOLE Synonyms: 1-METHYL-2-[CARBAMOYLOXYMETHYL]-5-NITROIMIDAZOLE;TIMTEC-BB SBB006916;RONIDAZOL;RONIDAZOLE;1-methyl-5-nitro-1h-imidazole-2-methanocarbamate(ester);1-methyl-5-nitro-1h-imidazole-2-m
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:Active Pharmaceutical I
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
(1-methyl-5-nitro-1H-imidazol-2-yl)methyl 4-nitrophenyl carbonate
ronidazole
Conditions | Yield |
---|---|
With ammonium hydroxide In dichloromethane at 0 - 10℃; for 3h; Inert atmosphere; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / dichloromethane / 20 °C / Inert atmosphere 2: ammonium hydroxide / dichloromethane / 3 h / 0 - 10 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 94% |
Conditions | Yield |
---|---|
In ethanol; acetone for 24h; Reflux; | 89% |
potassium tetrachloroplatinate(II)
ronidazole
(NO2CCHNC(CH2OC(O)NH2)N(CH3))2PtCl2
Conditions | Yield |
---|---|
In water solid ligand added to aq. soln. of K2(PtCl4), stirred at 50 °C for 1 h; ppt. filtered, washed with EtOH/Et2O, Et2O, dried in vac.; elem. anal.; | 81% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 81% |
Conditions | Yield |
---|---|
In ethanol; acetone for 4h; Reflux; | 78.86% |
Conditions | Yield |
---|---|
In ethanol; acetone for 24h; Reflux; | 78.67% |
Conditions | Yield |
---|---|
In ethanol; acetone for 4h; Reflux; | 76.86% |
Conditions | Yield |
---|---|
In ethanol; dichloromethane; acetone for 4h; Reflux; | 74.96% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 73% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 73% |
Conditions | Yield |
---|---|
In ethanol; acetone for 24h; Reflux; | 69% |
Conditions | Yield |
---|---|
In ethanol; acetone for 4h; Reflux; | 68.04% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 62% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 60% |
Conditions | Yield |
---|---|
With ammonia; potassium carbonate In methanol at 50℃; for 18h; | 59% |
Conditions | Yield |
---|---|
In ethanol; acetone for 4h; Reflux; | 58.71% |
Conditions | Yield |
---|---|
In ethanol; acetone for 2.5h; Reflux; | 58% |
Conditions | Yield |
---|---|
With sodium hydroxide; NaH2PO4 buffer at 37℃; for 120h; | 36 % Chromat. |
Conditions | Yield |
---|---|
at 20 - 100℃; for 18h; Inert atmosphere; |
ronidazole
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 18 h / 20 - 100 °C / Inert atmosphere 2: triethylamine; thionyl chloride / dichloromethane / 0 °C / Reflux; Inert atmosphere 3: dichloromethane; acetonitrile / 20 - 60 °C / Inert atmosphere View Scheme |
ronidazole
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 18 h / 20 - 100 °C / Inert atmosphere 2: triethylamine; thionyl chloride / dichloromethane / 0 °C / Reflux; Inert atmosphere 3: dichloromethane; acetonitrile / 20 - 60 °C / Inert atmosphere View Scheme |
ronidazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 18 h / 20 - 100 °C / Inert atmosphere 2: triethylamine; thionyl chloride / dichloromethane / 0 °C / Reflux; Inert atmosphere View Scheme |
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