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:81403-68-1
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:81403-68-1
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryUnique advantages for Alfuzosin hydrochloride Cas 81403-68-1 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:powder Storage:Store at RT Package:1kg/foil bag, 25kg/dr
Cas:81403-68-1
Min.Order:1 Gram
FOB Price: $20.0
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
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
Cas:81403-68-1
Min.Order:1 Gram
Negotiable
Type:Manufacturers
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:81403-68-1
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
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
Cas:81403-68-1
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 5 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 on.
Cas:81403-68-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur 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:81403-68-1
Min.Order:1 Gram
FOB Price: $1.0 / 99.0
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:81403-68-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:81403-68-1
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:81403-68-1
Min.Order:10 Gram
FOB Price: $1.45
Type:Trading Company
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:81403-68-1
Min.Order:1 Gram
FOB Price: $10.0 / 20.0
Type:Trading Company
inquiryAlfuzosin hydrochloride CAS:81403-68-1 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 i
Cas:81403-68-1
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:81403-68-1
Min.Order:1 Kilogram
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:81403-68-1
Min.Order:1 Kilogram
FOB Price: $20.0 / 30.0
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:81403-68-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:81403-68-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:81403-68-1
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryOur 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-
Cas:81403-68-1
Min.Order:100 Milligram
Negotiable
Type:Lab/Research institutions
inquiryPharmaceutical intermediate Alfuzosin hydrochloride CAS 81403-68-1 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and es
Cas:81403-68-1
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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
Advantage 1: The product passed the professional production process and quality inspection, the purity is 99% +. 2: Highly qualified engineers to provide technical documents and service. 3: We could provide sample for your test. 4: High qualit
Cas:81403-68-1
Min.Order:100 Gram
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:81403-68-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:81403-68-1
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality Appearance:White to Off-White Solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:α1-Adrenoceptor antagonist structurally simil
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
Cas:81403-68-1
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:81403-68-1
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:81403-68-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryalfuzosin
alfuzosin hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol at 20 - 25℃; | 88% |
With hydrogenchloride In methanol; isopropyl alcohol at 20℃; for 0.5h; pH=3 - 4; Product distribution / selectivity; | 85% |
With hydrogenchloride In isopropyl alcohol at 20℃; for 0.75 - 1h; Product distribution / selectivity; | 82% |
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Stage #1: N1-(4-amino-6,7-dimethoxyquinazol-2-yl)-N1-methyl-N2-(tetrahydrofuro-2-yl)propylenediamine (7,7-dimethyl-2-oxo-bicyclo[2,2,1]hept-1-yl)methanesulfonate With sodium hydroxide In dichloromethane; water at 20℃; for 0.5h; Stage #2: With hydrogenchloride In ethanol; dichloromethane | 87.5% |
N-<3-(methylamino)propyl>tetrahydrofuran-2-carboxamide
2-chloro-6,7-dimethoxyquinazolin-4-amine
alfuzosin hydrochloride
Conditions | Yield |
---|---|
In i-Amyl alcohol for 12h; Heating; | 66% |
In i-Amyl alcohol for 10h; Solvent; Reflux; | 66% |
In i-Amyl alcohol for 6h; Solvent; Reflux; | 65.5% |
tetrahydro-2-furancarboxylic acid
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: Et3N / tetrahydrofuran / 0.25 h / 5 °C 2: tetrahydrofuran / Ambient temperature 3: 68 percent / H2, 10percent ethanolic NH3 / Rh/C / 80 °C / 43440.4 Torr 4: 66 percent / 3-methyl-butan-1-ol / 12 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1: thionyl chloride 2: triethylamine / 1,2-dichloro-ethane / 3 h / 5 - 10 °C 3: i-Amyl alcohol / 6 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1: thionyl chloride / 3 h / 35 °C 2: triethylamine / 1,2-dichloro-ethane / 3 h / 5 - 35 °C 3: palladium on activated charcoal; ammonium formate / methanol / 2 h / Reflux 4: i-Amyl alcohol / 10 h / Reflux View Scheme |
tetrahydro-N-(3-cyanopropyl)-N-methylfurancarboxamide
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 68 percent / H2, 10percent ethanolic NH3 / Rh/C / 80 °C / 43440.4 Torr 2: 66 percent / 3-methyl-butan-1-ol / 12 h / Heating View Scheme |
C8H12O5
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrahydrofuran / Ambient temperature 2: 68 percent / H2, 10percent ethanolic NH3 / Rh/C / 80 °C / 43440.4 Torr 3: 66 percent / 3-methyl-butan-1-ol / 12 h / Heating View Scheme |
N1-methyl-N1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1,3-propanediamine
1-(tetrahydrofuran-2-ylcarbonyl)-1H-imidazole
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Stage #1: N1-methyl-N1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1,3-propanediamine; 1-(tetrahydrofuran-2-ylcarbonyl)-1H-imidazole In dichloromethane at 38 - 40℃; Stage #2: With hydrogenchloride In ethanol; isopropyl alcohol |
(R,S)-N-[3-[(4-amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydro-2-furancarboxamide acetate
alfuzosin hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In isopropyl alcohol Product distribution / selectivity; Heating / reflux; |
tetrahydrofuran-2-carbonyl chloride
N1-methyl-N1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1,3-propanediamine
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Stage #1: tetrahydrofuran-2-carbonyl chloride; N1-methyl-N1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1,3-propanediamine In toluene at 25 - 30℃; Stage #2: With sodium hydrogencarbonate In dichloromethane; water Stage #3: With hydrogenchloride In methanol; isopropyl alcohol pH=1 - 2; |
tetrahydrofuran-2-carbonyl chloride
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: triethylamine / 1,2-dichloro-ethane / 3 h / 5 - 35 °C 2: palladium on activated charcoal; ammonium formate / methanol / 2 h / Reflux 3: i-Amyl alcohol / 10 h / Reflux View Scheme |
10-camphorsufonic acid
alfuzosin hydrochloride
Conditions | Yield |
---|---|
Stage #1: alfuzosin hydrochloride With sodium hydroxide In dichloromethane; water Stage #2: 10-camphorsufonic acid In dichloromethane at 20 - 40℃; Product distribution / selectivity; | 84% |
alfuzosin hydrochloride
alfuzosin
Conditions | Yield |
---|---|
With potassium carbonate In water | |
With sodium hydroxide In dichloromethane; water at 20 - 25℃; for 0.25h; pH=12; Product distribution / selectivity; |
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