1. We integrate research and development, production, and sales. A 1800 square meter research and development center,The company has conducted over 50 research and development and technical service projects annually, applied for more than 10 patents,
Cas:149-64-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Trading Company
inquiryAs 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:149-64-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWe 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:149-64-4
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 or almost white crystalline powder Storage:-20°C Freeze
Cas:149-64-4
Min.Order:10 Gram
FOB Price: $10.0 / 25.0
Type:Trading Company
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:149-64-4
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:149-64-4
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiry
Cas:149-64-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Cas:149-64-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryName:(-)scopolamine N-butyl bromide CAS NO:149-64-4 Grade:For chemical industry, scientific research and export Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without
Cas:149-64-4
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryStock products, own laboratory Appearance:white powder Storage:2-8°C Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:shanghai
Cas:149-64-4
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
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 R&
Cas:149-64-4
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryNow 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
Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:149-64-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 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:149-64-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:powder Storage:Store in dry、dark、ven
Cas:149-64-4
Min.Order:100 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 prese
Cas:149-64-4
Min.Order:10 Gram
FOB Price: $15.0 / 20.0
Type:Trading Company
inquiryBeluga chemical professional supply High quality Scopolamine butylbromide CAS 149-64-4 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made i
Cas:149-64-4
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:149-64-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists
Cas:149-64-4
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:149-64-4
Min.Order:10 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:149-64-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:white powder 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/Air/Courie
Cas:149-64-4
Min.Order:100 Metric Ton
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:149-64-4
Min.Order:1 Kilogram
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:149-64-4
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:149-64-4
Min.Order:1 Kilogram
FOB Price: $8.0 / 11.0
Type:Trading Company
inquiryProName:Hot selling Scopolamine butylbromide C... CasNo:149-64-4 Molecular Formula:C21H30BrNO4 Appearance:White or almost white crystalline powd... Application:Anticholinergic DeliveryTime:3~5 days PackAge:10g/bottle; 100g/foil bag; 1kg/tin
Cas:149-64-4
Min.Order:1 Gram
FOB Price: $5.0 / 6.0
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:149-64-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products raw materials. Binbo is engaged in R&D with perfect equipm
Cas:149-64-4
Min.Order:1 Kilogram
FOB Price: $0.1 / 0.2
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:149-64-4
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:149-64-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
In acetonitrile Ambient temperature; |
Conditions | Yield |
---|---|
With acetonitrile |
hyoscine-N-butyl bromide
Conditions | Yield |
---|---|
With sodium methylate In methanol at 40℃; for 3h; | 64% |
Conditions | Yield |
---|---|
With CH3COONa buffer; acetic acid In water pH 4.20; |
Conditions | Yield |
---|---|
In ethanol; water for 0.25h; |
hyoscine-N-butyl bromide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium methylate / methanol / 3 h / 40 °C 2: chloroform / 5 h / 40 °C View Scheme |
hyoscine-N-butyl bromide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium methylate / methanol / 3 h / 40 °C 2: chloroform / 5 h / 40 °C 3: hydrogenchloride / water View Scheme |
Conditions | Yield |
---|---|
With ruthenium trichloride; potassium metaperiodate; diperiodatocuprate(III) dihydrate; water; potassium nitrate; potassium hydroxide at 28℃; for 6h; Kinetics; Catalytic behavior; Concentration; Temperature; Inert atmosphere; |
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