Shanghai 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:1944-12-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryAdvantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of
Cas:1944-12-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryOur 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:1944-12-3
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:1944-12-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:1944-12-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryFENOTEROL HYDROBROMIDE CAS:1944-12-3 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 int
Cas:1944-12-3
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:1944-12-3
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:1944-12-3
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:1944-12-3
Min.Order:0
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:1944-12-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance: white powder 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:An β2-adrenergic a
Cas:1944-12-3
Min.Order:1 Metric Ton
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:1944-12-3
Min.Order:10 Gram
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
GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Our Advantage Q1:How is the quality We can provide free samples for you to test its quality. Q2:Safest and fastest delivery We have adequate stock so that we can deliver the products with 24 hours as soon as receiving the payment. Fast and discre
Cas:1944-12-3
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Trading Company
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:Active Pharmaceutical I
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
Cas:1944-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:API
Cas:1944-12-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryJ&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:1944-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryKONING PHARMCHEM CO., LTD. has committed itself to a strategy of providing a unique service for companies involved in the manufacture of pharmaceuticals, healthcare products, food, cosmetics and other fine chemicals. Our products including but not li
High qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:1944-12-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.Appearanc
1,3-Benzenediol,5-[1-hydroxy-2-[[2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-, hydrobromide(1:1)Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transport
Cas:1944-12-3
Min.Order:0
Negotiable
Type:Other
inquiryConditions | Yield |
---|---|
In methanol; water at 50℃; for 2h; | 97.5% |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol Heating; | 85% |
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 73% |
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 72% |
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 70% |
fenoterol hydrobromide
[Cr(fenoterol(-1H))2(H2O)2]Cl*H2O
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 68% |
fenoterol hydrobromide
[Zn(fenoterol(-1H))2(H2O)2]
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 65% |
Conditions | Yield |
---|---|
In ethanol; water hot soln. of metal salt (60°C) in EtOH-H2O mixt. (1:1) added to hot soln. (60°C) of ligand in the same solvent; mixt. stirred under reflux for 1 h; ppt. filtered; washed (EtOH/H2O (1:1), Et2O); elem. anal.; | 62% |
Conditions | Yield |
---|---|
With potassium methanolate |
fenoterol hydrobromide
NBD chloride
Conditions | Yield |
---|---|
With borate buffer at 60℃; for 0.333333h; pH=7.2; |
Conditions | Yield |
---|---|
With CHIRALPAK AD-H In diethylamine; isopropyl alcohol; acetonitrile Resolution of racemate; | A 35 mg B 40 mg |
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