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:34183-22-7
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:34183-22-7
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryProcarbazine hydrochloride API 366-70-1 professional supplier Specifications: 1. in very competitive price; 2. Quality Guaranteed; 3. Fast Delivery; 4. Financia
Cas:34183-22-7
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryJinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pu
Cas:34183-22-7
Min.Order:1 Gram
Negotiable
Type:Manufacturers
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 powder Storage:2-8°C Package:1kg/foil bag; 25kg/fiber d
Cas:34183-22-7
Min.Order:1 Kilogram
FOB Price: $900.0 / 1100.0
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
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:34183-22-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryName:Propafenone hcl Other name:Propafenone hcl CAS:34183-22-7 Stangdard:USP/EP/BP Stock:Fresh Appearance:whilt powder Storage:cool and dryer Package:durm Application:API Transportation:by sea or by air Port:shanghai
Cas:34183-22-7
Min.Order:1 Kilogram
Negotiable
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:34183-22-7
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryName:Propafenone HCl CAS NO: 34183-22-7 Grade:Medical scientific research and export Molecular formula: C21H28ClNO3 Molecular weight:377.9049 Product Quality 12 years of chemical raw materials Mature operation of the industry System stab
Cas:34183-22-7
Min.Order:25 Kilogram
FOB Price: $2.0 / 3.0
Type:Other
inquiryOur advantage:Our 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 Scient
Cas:34183-22-7
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:34183-22-7
Min.Order:1 Kilogram
FOB Price: $9.0 / 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:34183-22-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct Name: Propafenone hydrochloride Synonyms: 1-[2-(2-Hydroxy-3-(propylamino)propoxy)phenyl]-3-phenyl-1-propanone hydrochloride CAS: 34183-22-7 MF: C21H28ClNO3 MW: 377.905 Appear
Our Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High quality gua
Cas:34183-22-7
Min.Order:10 Gram
Negotiable
Type:Other
inquiryHanways 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 Hubei Pr
Cas:34183-22-7
Min.Order:1 Kilogram
FOB Price: $110.0 / 130.0
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:34183-22-7
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 present
Cas:34183-22-7
Min.Order:1 Kilogram
FOB Price: $64.0 / 80.0
Type:Trading Company
inquiryPropafenone Hydrochloride CAS: 34183-22-7 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 organi
Cas:34183-22-7
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
Cas:34183-22-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1. One of the domestic largest manufacturers of API; 2. High quality,competitive price and delivery in time; 3. Supplier of safe and ecofriendly products ; 4. Stable supply and efficient service; 5. Cooperate with scientific research in
Cas:34183-22-7
Min.Order:0 Metric Ton
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:34183-22-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylpropan-1-one hydrochloride Synonyms: PROPAFENONE HYDROCHLORIDE;1-(2-(2-hydroxy-3-(propylamino)propoxy)phenyl)-3-phenyl-1-propanonhydroc;2’-(2-hydroxy-3-(propylamino)propo
Cas:34183-22-7
Min.Order:100 Gram
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:34183-22-7
Min.Order:10 Kilogram
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
Cas:34183-22-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:34183-22-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:34183-22-7
Min.Order:0 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:34183-22-7
Min.Order:1 Kilogram
FOB Price: $3.0 / 5.0
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
Cas:34183-22-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:34183-22-7
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquirypropylamine
1-(2-(oxiran-2-ylmethoxy)phenyl)-3-phenylpropan-1-one
propafenone hydrochloride
Conditions | Yield |
---|---|
Stage #1: propylamine; 1-(2-(oxiran-2-ylmethoxy)phenyl)-3-phenylpropan-1-one for 4h; Reflux; Stage #2: With hydrogenchloride In water for 1h; Reflux; | 85% |
Stage #1: propylamine; 1-(2-(oxiran-2-ylmethoxy)phenyl)-3-phenylpropan-1-one at 20 - 50℃; for 6h; Stage #2: With hydrogenchloride for 1h; Reflux; | 74.5% |
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 8 h / 110 °C 2.1: 6 h / 20 - 50 °C 2.2: 1 h / Reflux View Scheme |
1-(2-hydroxyphenyl)-3-phenylprop-2-en-1-one
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 2-Phenylbenzothiazolin; aluminum (III) chloride / toluene / 2 h / 110 °C 1.2: 6 h / 20 - 25 °C 2.1: 8 h / 110 °C 3.1: 6 h / 20 - 50 °C 3.2: 1 h / Reflux View Scheme | |
Multi-step reaction with 3 steps 1.1: tris(pentafluorophenyl)borate; triethylsilane; 1,1,1,3',3',3'-hexafluoro-propanol / 1 h / 40 °C 2.1: 4 h / Reflux 3.1: 4 h / Reflux 3.2: 1 h / Reflux View Scheme |
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 48 h / 20 °C 2.1: 4 h / Reflux 2.2: 1 h / Reflux View Scheme |
2'-hydroxy-3-phenylpropiophenone
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 4 h / Reflux 2.1: 4 h / Reflux 2.2: 1 h / Reflux View Scheme |
2'-allyloxychalcone
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: tris(pentafluorophenyl)borate; triethylsilane; 1,1,1,3',3',3'-hexafluoro-propanol / 1 h / 40 °C 2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 48 h / 20 °C 3.1: 4 h / Reflux 3.2: 1 h / Reflux View Scheme |
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 0 - 22℃; for 12h; Inert atmosphere; | 83% |
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 50℃; for 12h; | 68% |
propafenone hydrochloride
[(1-[2-[2-oxy-3-(propylamino)propoxy]phenyl]-3-phenyl-1-propanone(1-))2 (copper(II))2 (chloride)2]
Conditions | Yield |
---|---|
With NaOH In methanol at room temp., methanolic soln. of hydrochloride of the ligand mixed with soln. of CuCl2*2H2O in the same solvent (ratio 1:1), dropwise additionof NaOH; pptn., crystals filtered, washed with methanol, dried over P2O5; elem. anal.; | 60% |
propafenone hydrochloride
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-piperidine; tris(pentafluorophenyl)borate; water-d2 In tetrahydrofuran at 100℃; for 12h; Inert atmosphere; regioselective reaction; | 46% |
propafenone hydrochloride
trans-N-[(1-[2-[2-oxy-3-(propylamino)propoxy]phenyl]-3-phenyl-1-propanone(1-))2 copper(II)]
Conditions | Yield |
---|---|
With NaOH In methanol at room temp. CuCl2*2H2O in MeOH added to the hydrochloride of the ligand in the same solvent (ratio 1:10), dropwise addition of NaOH; pptn. of crystals after 5 d, crystals filtered, washed with methanol, recrystallized from ethanol, dried over P2O5; elem. anal.; | 35% |
propafenone hydrochloride
Conditions | Yield |
---|---|
With mercaptoethyl alcohol; sepharose bound UDP-glucuronyltransferase; magnesium chloride In ethanol at 37℃; for 4h; Product distribution; Tris-HCl buffer; pH and concentrations varied; enzyme activity; | |
With mercaptoethyl alcohol; magnesium chloride In ethanol at 37℃; for 4h; Sepharose bound UDP-glucuronyltransferase, Tris-HCl buffer pH 7.5; Yield given; |
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / dichloromethane / 0 - 22 °C / Inert atmosphere 2: triethylamine / acetonitrile / 12 h / 0 - 22 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: 1H-imidazole / dichloromethane / 12 h / 0 - 22 °C / Inert atmosphere 2: triethylamine / acetonitrile / 12 h / 0 - 22 °C / Inert atmosphere View Scheme |
propafenone hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: triethylamine / dichloromethane / 0 - 22 °C / Inert atmosphere 2: triethylamine / acetonitrile / 12 h / 0 - 22 °C / Inert atmosphere 3: [(2)H6]acetone; tris(pentafluorophenyl)borate / toluene / 3 h / 150 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1: 1H-imidazole / dichloromethane / 12 h / 0 - 22 °C / Inert atmosphere 2: triethylamine / acetonitrile / 12 h / 0 - 22 °C / Inert atmosphere 3: [(2)H6]acetone; tris(pentafluorophenyl)borate / toluene / 3 h / 150 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 22℃; Inert atmosphere; |
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