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:66357-35-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiry1. Usage of Riluzole (1) Currently the most widely used treatment of ulcer disease drugs (2) 1,1-Ethenediamine, N-[2-[[[5-[(Dimethylamino)methyl]-2-furanyl]methyl]thio]ethyl]-N'-methyl-2-nitro- 2. Sinoway's advantage: (1) I
Cas:66357-35-5
Min.Order:100 Gram
FOB Price: $100.0
Type:Trading Company
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:66357-35-5
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryAPIs Appearance:White or off-white crystalline powder. Storage:Desiccate at +4°C Package:25kg/drum or acc to customers' request Application:Potent, selective and competitive histamine H 2 receptor antagonist (pA 2 = 6.95-7.2). In vivo, inhibits gas
Cas:66357-35-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:66357-35-5
Min.Order:1 Gram
FOB Price: $0.1
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
Cas:66357-35-5
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so
Cas:66357-35-5
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:66357-35-5
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
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:66357-35-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. 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 conta
Cas:66357-35-5
Min.Order:10 Gram
Negotiable
Type:Other
inquiry1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: Ranitidine hydrochloride Structure: Formula: C13H22N4O3S Molecular Weight : 314.4 Synonyms: E)-N1'-[2-[[5-[(dimethylamino)methyl]-2-furanyl]methylthio
Cas:66357-35-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:66357-35-5
Min.Order:1 Gram
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:66357-35-5
Min.Order:1 Kilogram
FOB Price: $36.0 / 40.0
Type:Trading Company
inquiryRanitidine CAS:66357-35-5 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:66357-35-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWe 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 d
Cas:66357-35-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHebei Mojin Biotechnology Co., Ltd,Our business covers more than 30 countries, most of the big customers come from Europe, America and other countries in the world, we can guarantee the quality and price. In recent decades, with the efforts of all em
Cas:66357-35-5
Min.Order:1 Gram
FOB Price: $50.0
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:66357-35-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:66357-35-5
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Lab/Research institutions
inquiryAppearance: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
Cas:66357-35-5
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other
Cas:66357-35-5
Min.Order:1 Kilogram
FOB Price: $3.0 / 5.0
Type:Trading Company
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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
Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
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:66357-35-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryRanitidineAppearance:Pls see the Details Storage:Keep away of light, hot, water, Store in dry, dark and ventilated place Package:according to customers' requirements Application:Steroids, Cosmetics Ingredients, APIs, Intermediates, OLED&Battery Ingre
Superior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Tr
Cas:66357-35-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryEstablished 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
Cas:66357-35-5
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryhebei 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 developmen
Our 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
Cas:66357-35-5
Min.Order:0
Negotiable
Type:Trading Company
inquiry(E-)-N-methyl-1-(methylthio)-2-nitroethanamine
5-{[(2-aminoethyl)thio]methyl}-N,N-dimethyl-2-furfurylamine
Ranitidine
Conditions | Yield |
---|---|
In water at 55℃; | 92% |
1,1-dichloro-2-nitro ethylene
2-mercaptoethylamine hydrochloride
methylamine
Ranitidine
Conditions | Yield |
---|---|
Stage #1: 1,1-dichloro-2-nitro ethylene; 2-mercaptoethylamine hydrochloride With sodium hydroxide at 50℃; for 1h; Stage #2: methylamine With calcium oxide In ethanol at 20℃; for 12h; Stage #3: 5-(N,N'-dimethylaminomethyl)-2-chloromethyl-furan In ethanol; water at 45℃; for 2h; Temperature; | 90% |
Ranitidine
Conditions | Yield |
---|---|
Stage #1: (Z)-1-β-hydroxyethylamino-1-methylamino-2-nitroethene; 5-(N,N-dimethylaminomethyl)-2-thiomethylfuran hydrobromide With hydrogenchloride at 0℃; for 40h; Stage #2: With sodium hydroxide; sodium chloride at 0℃; pH=9; | 17.3% |
nitromethane
N-methyl-N'-(2-<(5-dimethylaminomethyl)-furan-2-ylmethylthio>-ethyl)-carbodiimide
Ranitidine
Conditions | Yield |
---|---|
With sodium hydride 1.) DMF, 30 min, room temp., 2.) DMF, 90 min; Yield given. Multistep reaction; |
N,N-dimethylammonium chloride
A
Ranitidine
Conditions | Yield |
---|---|
With sodium acetate; sodium cyanoborohydride In methanol 1) -70 deg C, 3 h, 2) -18 deg C; Yield given; |
N-methyl-N'-(2-<(5-dimethylaminomethyl)-furan-2-ylmethylthio>-ethyl)-urea
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 52 percent / (C6H5)3PBr2, (C2H5)3N / CH2Cl2 / 2 h 2: 1.) NaH / 1.) DMF, 30 min, room temp., 2.) DMF, 90 min View Scheme |
Conditions | Yield |
---|---|
With methylamine In acetonitrile |
2-(nitromethylene)thiazolidine
Ranitidine
Conditions | Yield |
---|---|
With sodium hydroxide; methylamine In water; isopropyl alcohol | |
With sodium acetate; potassium carbonate; methylamine In 4-methyl-2-pentanone; acetonitrile |
Conditions | Yield |
---|---|
With hydrogenchloride; ammonia; sodium cyanoborohydride; sodium carbonate; acetic acid; dimethyl amine In tetrahydrofuran; methanol; ethanol; water |
pyrographite
Ranitidine
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; ethanol; water |
Conditions | Yield |
---|---|
With hydrogenchloride; sodium cyanoborohydride; sodium carbonate; acetic acid; dimethyl amine In tetrahydrofuran; water; 4-methyl-2-pentanone; acetone |
N,N-dimethylammonium chloride
Ranitidine
Conditions | Yield |
---|---|
With hydrogenchloride; sodium borohydrid; sodium carbonate; dimethyl amine In tetrahydrofuran; ethanol; water | |
With hydrogenchloride; ammonia; sodium cyanoborohydride; sodium carbonate; dimethyl amine In tetrahydrofuran; ethanol; dichloromethane; Isopropyl acetate; water; acetic acid |
Conditions | Yield |
---|---|
With sodium carbonate In tetrahydrofuran; hydrogenchloride |
ethyleneimine
Ranitidine
Conditions | Yield |
---|---|
In water; 4-methyl-2-pentanone |
Ranitidine
Conditions | Yield |
---|---|
With hydrogenchloride; sodium borohydrid; ammonia; acetic acid; dimethyl amine In tetrahydrofuran; ethanol |
Ranitidine
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; water; magnesium sulfate | |
With potassium hydroxide; sodium carbonate In tetrahydrofuran; water |
Ranitidine
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran; water; 4-methyl-2-pentanone |
5-{[(2-aminoethyl)thio]methyl}-N,N-dimethyl-2-furfurylamine
pyrographite
1,1-di(methylsulfanyl)-2-nitroethylene
Ranitidine
Conditions | Yield |
---|---|
In methanol; methanolic methylamine; acetonitrile |
(5-dimethylaminomethyl-furan-2-yl)-methanol
Ranitidine
Conditions | Yield |
---|---|
In hydrogenchloride |
(furan-2-ylmethyl)dimethylamine
Ranitidine
Conditions | Yield |
---|---|
With paraformaldehyde In hydrogenchloride; acetic acid |
5-hydroxymethyl-2-furfuraldehyde
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: hydrogenchloride / dichloromethane / 20 °C 2.1: sodium hydride / tetrahydrofuran / 0.5 h / Inert atmosphere 2.2: 20 °C / Inert atmosphere 3.1: methanol / 0.67 h / 20 °C 3.2: 0.33 h / 0 °C 4.1: water / 2.5 h / Reflux; Alkaline conditions 5.1: water / 55 °C View Scheme |
5-chloromethylfurfural
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium hydride / tetrahydrofuran / 0.5 h / Inert atmosphere 1.2: 20 °C / Inert atmosphere 2.1: methanol / 0.67 h / 20 °C 2.2: 0.33 h / 0 °C 3.1: water / 2.5 h / Reflux; Alkaline conditions 4.1: water / 55 °C View Scheme |
5-[[(2-acetamidoethyl)thio]methyl]furfural
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: methanol / 0.67 h / 20 °C 1.2: 0.33 h / 0 °C 2.1: water / 2.5 h / Reflux; Alkaline conditions 3.1: water / 55 °C View Scheme |
5-[[(2-acetamidoethyl)thio]methyl]-N,N-dimethyl-2-furanmethanamine
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: water / 2.5 h / Reflux; Alkaline conditions 2: water / 55 °C View Scheme |
Ranitidine
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: 1-butyl-3-methylimidazolium chloride; sulfuric acid / 60 °C 2.1: hydrogenchloride / dichloromethane / 20 °C 3.1: sodium hydride / tetrahydrofuran / 0.5 h / Inert atmosphere 3.2: 20 °C / Inert atmosphere 4.1: methanol / 0.67 h / 20 °C 4.2: 0.33 h / 0 °C 5.1: water / 2.5 h / Reflux; Alkaline conditions 6.1: water / 55 °C View Scheme |
Ranitidine
ranitidine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol at 0℃; pH=4.5 - 6.5; Temperature; pH-value; | 93.84% |
With hydrogenchloride for 2.03333h; |
Conditions | Yield |
---|---|
In ethyl acetate Product distribution / selectivity; | |
In methanol; 2-methylpropyl acetate Product distribution / selectivity; |
Conditions | Yield |
---|---|
In acetone at 25℃; for 24h; |
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