1.low price with good quality 2.Veterinary Drugs 3.Antibiotics Appearance:A white crystalline powder Storage:storage in ambient temperature Package:5-25kg/drum or bag Application:antibiotic Port:ShangHai
Cas:7704-67-8
Min.Order:50 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryDayangchem’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 quantiti
Cas:7704-67-8
Min.Order:100 Gram
Negotiable
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:7704-67-8
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquirySuperiority kono chem is a leading manufacturer and supplier of chemicals in China. We develop ,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best
Cas:7704-67-8
Min.Order:1 Kilogram
FOB Price: $800.0 / 1000.0
Type:Other
inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline powder Storage:cool dry place Package:25kg/drum Application:Veterinary antibiotic products 7704
Cas:7704-67-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHebei yanxi chemical co. LTD. has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. After many years of efforts, we have established stable
Cas:7704-67-8
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Manufacturers
inquiryXi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
Cas:7704-67-8
Min.Order:1 Kilogram
FOB Price: $48.0 / 68.0
Type:Manufacturers
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn
Cas:7704-67-8
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiry1. We are one of the domestic largest manufacturers of API; 2. We are always the supplier of products with higher quality and at more competitive price; 3. We are supplier of safe and ecofriendly products ; 4. We provide stable supply and
Cas:7704-67-8
Min.Order:25 Kilogram
Negotiable
Type:Trading Company
inquiryErythromycin thiocyanate CAS No.:7704-67-8 Name: Erythromycin thiocyanate Molecular Structure Molecular Formula: C37H67NO13.HCNS Molecular Weight: 793.02 CAS Registry Nu
Cas:7704-67-8
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Other
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
Erythromycin Thiocyanate 7704-67-8 CAS: 7704-67-8 EINECS: 231-723-1 Assay: Not less than 750U/mg. Standard:CPV2010 Packing: 25Kg/drum. Categories: Veterinaries Appearance:White crystalline powder
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Cas:7704-67-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiryName:erythromycin thiocyanate CAS NO: 7704-67-8 Grade:Medical scientific research and export Molecular formula:C38H68N2O13S Molecular weight:793.0171 Product Quality 12 years of chemical raw materials Mature operation of the industry Syste
Cas:7704-67-8
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryOur company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company
Cas:7704-67-8
Min.Order:1 Kilogram
Negotiable
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:7704-67-8
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:7704-67-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:7704-67-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProudct Name: Erythromycin Thiocyanate CAS No.: 7704-67-8 MF: C37H67NO13 MW: 793.02 EINECS: 231-723-1 Standard: CPV, animal pharmaceutical Erythromycin Thiocyanate Erythromycin belongs to the group of macrolide antibiotics. Eryth
Cas:7704-67-8
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
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:7704-67-8
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
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 Crystalline Powder Storage:Store in sealed conta
Cas:7704-67-8
Min.Order:10 Gram
Negotiable
Type:Other
inquiryAppearance:White powder Storage:R.T Package:25kg/drum Application:It is mainly used to treat infections caused by penicillin-resistant staphylococci and streptococcus Transportation:Express/Sea/Air Port:Any port in China
Cas:7704-67-8
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
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:7704-67-8
Min.Order:1 Kilogram
FOB Price: $200.0 / 400.0
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" Onchem specialized in APIs, chemical intermediate
Cas:7704-67-8
Min.Order:25 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:7704-67-8
Min.Order:10 Gram
FOB Price: $0.6
Type:Trading Company
inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
Cas:7704-67-8
Min.Order:100 Kilogram
FOB Price: $1.0 / 2.0
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:7704-67-8
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Trading Company
inquiryErythromycin thiocyanate CAS:7704-67-8 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:7704-67-8
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:7704-67-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
Stage #1: erythromycin In acetone at 35℃; pH=8.5; Stage #2: sodium thiocyanide In acetone Concentration; pH-value; Temperature; Solvent; | 85.1% |
Stage #1: erythromycin With LACTIC ACID; water at 5 - 40℃; Stage #2: sodium thiocyanide In water at -15 - 10℃; Product distribution / selectivity; | |
Stage #1: erythromycin In acetone at 35℃; pH=8.5; Stage #2: sodium thiocyanide In acetone | 85.1 %Chromat. |
Conditions | Yield |
---|---|
Stage #1: erythromycin lactate In acetone at 40℃; pH=9; Stage #2: ammonium thiocyanate In acetone pH-value; | 84.9% |
Conditions | Yield |
---|---|
Stage #1: erythromycin lactate In acetone at 40℃; pH=9.0; Stage #2: ammonium thiocyanate In acetone at 45℃; pH-value; Reagent/catalyst; | 84.9 %Chromat. |
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 40℃; pH=9-9.8; | 99.33% |
With ammonia In dichloromethane; water at 25 - 35℃; | |
In dichloromethane; water at 37℃; pH=12; Product distribution / selectivity; | |
With ammonia In water at 35 - 70℃; for 1.5h; Reagent/catalyst; | 106 g |
erythromycin A thiocyanate
erythromycin A oxime thiocyanate
Conditions | Yield |
---|---|
Stage #1: erythromycin thiocyanate A With hydroxylamine hydrochloride In ethanol at 20℃; for 0.5h; Large scale; Stage #2: With pyridine In ethanol at 20℃; for 3h; Reflux; Large scale; | 95% |
With hydroxylamine hydrochloride; triethylamine In methanol at 30 - 55℃; for 52h; pH=6.3 - 6.7; |
erythromycin A thiocyanate
erythromycin-hydrazone
Conditions | Yield |
---|---|
With hydrazine hydrate In methanol at 60 - 70℃; for 12h; Temperature; Solvent; | 94.3% |
erythromycin A thiocyanate
Conditions | Yield |
---|---|
Stage #1: erythromycin thiocyanate A With ammonia In dichloromethane; water at 25℃; Stage #2: With hydroxylamine hydrochloride; triethylamine In methanol at 20 - 55℃; for 25.1667h; Heating / reflux; Stage #3: With sodium hydroxide; ammonia; sodium hydrogencarbonate; acetic acid; p-toluenesulfonyl chloride more than 3 stages; | 90% |
erythromycin A thiocyanate
caprylohydroxamic acid
9-deoxo-6-deoxy-6,9-epoxy-9,9a-didehydro-9a-aza-homoerythromycin A
Conditions | Yield |
---|---|
Stage #1: erythromycin thiocyanate A; caprylohydroxamic acid In acetonitrile at 20℃; for 0.166667h; Stage #2: With sulfuric acid In dimethyl sulfoxide; acetone at 80℃; for 16h; Concentration; Temperature; Reagent/catalyst; Solvent; | 90% |
erythromycin A thiocyanate
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; ammonium bicarbonate In methanol at -10 - 80℃; pH=6 - 7; |
erythromycin A thiocyanate
(9-E)-deoxo-9-hydroximinoerythromycin A
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride In dichloromethane at 20℃; for 1.5h; pH=7; Beckmann Rearrangement; | |
With hydroxylamine hydrochloride; ammonium bicarbonate; sodium iodide In methanol at 56 - 60℃; Reagent/catalyst; | 89 g |
erythromycin A thiocyanate
9-deoxo-6-deoxy-6,9-epoxy-9,9a-didehydro-9a-aza-homoerythromycin A
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydroxylamine hydrochloride / dichloromethane / 1.5 h / 20 °C / pH 7 2: sodium hydrogencarbonate; p-toluenesulfonyl chloride / dichloromethane / 1.5 h / 20 °C View Scheme |
erythromycin A thiocyanate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydroxylamine hydrochloride / dichloromethane / 1.5 h / 20 °C / pH 7 2: sodium hydrogencarbonate; p-toluenesulfonyl chloride / dichloromethane / 1.5 h / 20 °C 3: potassium borohydride / dichloromethane; chloroform / 4.5 h / 20 °C View Scheme |
erythromycin A thiocyanate
Zithromax(R)
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: hydroxylamine hydrochloride / dichloromethane / 1.5 h / 20 °C / pH 7 2: sodium hydrogencarbonate; p-toluenesulfonyl chloride / dichloromethane / 1.5 h / 20 °C 3: potassium borohydride / dichloromethane; chloroform / 4.5 h / 20 °C 4: formic acid / chloroform / 9 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1.1: hydroxylamine hydrochloride; triethylamine / methanol / 52 h / 30 - 55 °C / pH 6.3 - 6.7 2.1: sodium hydrogencarbonate; p-toluenesulfonyl chloride / acetone / 4 h / 0 - 10 °C 3.1: phosphoric acid; potassium borohydride / water / 8 h / 0 - 5 °C / pH 7 - 9 3.2: 3 h / 0 - 5 °C / pH 2.5 - 3 4.1: formic acid / acetone / 4 h / 30 - 55 °C View Scheme |
erythromycin A thiocyanate
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; acetic acid; triethylamine In methanol; water at 55℃; for 24h; pH=6.5 - 6.9; pH-value; | 133.6 g |
erythromycin A thiocyanate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydroxylamine hydrochloride; triethylamine / methanol / 52 h / 30 - 55 °C / pH 6.3 - 6.7 2: sodium hydrogencarbonate; p-toluenesulfonyl chloride / acetone / 4 h / 0 - 10 °C View Scheme |
erythromycin A thiocyanate
9-Deoxo-9a-aza-9a-homoerythromycin A
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydroxylamine hydrochloride; triethylamine / methanol / 52 h / 30 - 55 °C / pH 6.3 - 6.7 2.1: sodium hydrogencarbonate; p-toluenesulfonyl chloride / acetone / 4 h / 0 - 10 °C 3.1: phosphoric acid; potassium borohydride / water / 8 h / 0 - 5 °C / pH 7 - 9 3.2: 3 h / 0 - 5 °C / pH 2.5 - 3 View Scheme |
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