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:5579-84-0
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:5579-84-0
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
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 developm
Cas:5579-84-0
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
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 to slightly yellow crystalline powder Storage:Store at
Cas:5579-84-0
Min.Order:10 Kilogram
FOB Price: $90.0 / 120.0
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:5579-84-0
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:5579-84-0
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:5579-84-0
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
Cas:5579-84-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryChinese name: betahistine hydrochloride English synonyms: N - methyl - 2 - pyridine rimantadine hydrochloride; Betahistine hydrochloride; Resistance to spin; Resistance to being dizzy; His; His group; Methylamine ethyl pyridine hydrochloride; Hydr
Cas:5579-84-0
Min.Order:100 Kilogram
FOB Price: $2.0 / 5.0
Type:Other
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:5579-84-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryBetahistine dihydrochloride Basic information Product Name: Betahistine dihydrochloride Synonyms: BetahistineHCl;n-methyl-2-pyridineethanamindihydrochloride;METHYL(
Cas:5579-84-0
Min.Order:1 Kilogram
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:5579-84-0
Min.Order:1 Kilogram
FOB Price: $70.0 / 90.0
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:5579-84-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryName: Betahistine dihydrochloride Synonyms: 2-(2-(Methylamino)ethyl)pyridine dihydrochloride; N-methyl-2-(pyridin-2-yl)ethanamine dihydrochloride CAS: 5579-84-0 MF: C8H14Cl2N2 Appearance: White powder Storage:Store in cool and dry place, away from
1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: Betahistine dihydrochloride Structure: Formula: C8H14Cl2N2 Molecular Weight : 209.12 Synonyms: BetahistineHCl;n-methyl-2-pyridineethanamindihydrochloride;M
Cas:5579-84-0
Min.Order:1 Kilogram
Negotiable
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:5579-84-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryBetahistine dihydrochloride CAS:5579-84-0 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:5579-84-0
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:5579-84-0
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 of highly qualifie
Cas:5579-84-0
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:5579-84-0
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
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:5579-84-0
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:5579-84-0
Min.Order:1 Kilogram
FOB Price: $1.0 / 100000.0
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:5579-84-0
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:5579-84-0
Min.Order:50 Gram
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:5579-84-0
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:5579-84-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:5579-84-0
Min.Order:4 Kilogram
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:5579-84-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryBetahistine dihydrochlorideAppearance:White or Almost White crystalline powder Storage:Store in refrigerator Package:according to customers' requirements Application:Steroids injection For Body building Transportation:By air(EMS or EUB or FedEx or TN
Conditions | Yield |
---|---|
With hydrogenchloride In isopropyl alcohol pH=2; | |
With hydrogenchloride In water; isopropyl alcohol at 0 - 10℃; pH=2; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 20 h / 125 °C / 3040.2 Torr / Inert atmosphere 2: sodium hydroxide / 2 h / 95 - 100 °C 3: hydrogenchloride / water / 95 - 105 °C 4: hydrogenchloride / water; isopropyl alcohol / 0 - 10 °C / pH 2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium hydroxide / 2 h / 95 - 100 °C 2: hydrogenchloride / water / 95 - 105 °C 3: hydrogenchloride / water; isopropyl alcohol / 0 - 10 °C / pH 2 View Scheme |
5-Chloro-1-phenyl-1-pentanone
[3H]-Betahistine dihydrochloride
C19H24N2O
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 80℃; | 78% |
With potassium carbonate In acetonitrile at 80℃; | 78% |
2-vinylpyridine
[3H]-Betahistine dihydrochloride
N-methyl-2-(pyridin-2-yl)-N-(2-(pyridin-2-yl)ethyl)ethanamine
Conditions | Yield |
---|---|
With ammonium chloride In toluene at 85 - 86℃; for 60h; | 65% |
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