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
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:74-55-5
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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:74-55-5
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:powder Storage:Store in sealed containers at cool & dry pla
Cas:74-55-5
Min.Order:100 Gram
Negotiable
Type:Other
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:74-55-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: Ethambutol Synonyms: ETHAMBUTOL;(+)-2,2-(Ethylenediimino)di-1-butanol;(+)-2,2’-(ethylenediimino)di-1-butanol;(+)-n,n’-bis(1-(hydroxymethyl)propyl)ethylenediamine;(+)-s,s-ethambutol;(r)-2,2’-(1,2-ethanediyldiimino
Our 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:74-55-5
Min.Order:1 Kilogram
FOB Price: $60.0 / 90.0
Type:Trading Company
inquiryEthambutol CAS:74-55-5 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 intermediates, st
Cas:74-55-5
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:74-55-5
Min.Order:1 Kilogram
Negotiable
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:74-55-5
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
Hangzhou 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
J&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
The 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
Zibo 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:74-55-5
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:10g/bag,or as your request Application:Used as Pharmaceutical Intermediates Transporta
Cas:74-55-5
Min.Order:1 Gram
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
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Our 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,
Product Name: Ethambutol Synonyms: ETHAMBUTOL;(+)-2,2-(Ethylenediimino)di-1-butanol;(+)-2,2’-(ethylenediimino)di-1-butanol;(+)-n,n’-bis(1-(hydroxymethyl)propyl)ethylenediamine;(+)-s,s-ethambutol;(r)-2,2’-(1,2-ethanediyldiimino)b
Cas:74-55-5
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High 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
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
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
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Conditions | Yield |
---|---|
In ethanol at 78 - 80℃; for 9.5h; Solvent; Temperature; | 98.01% |
(heating); |
ethambutol
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 10h; Reflux; | 91% |
(S,S)-N1,N2-bis(1-tert-butyldimethylsilyloxybutan-3-yl)oxamide
ethambutol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran for 24h; Heating; | 80% |
ethambutol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran Heating; | 75% |
Stage #1: (S,S)-2-[[[1-(methoxycarbonyl)propylamino]oxalyl]amino]butyric acid methyl ester With lithium aluminium tetrahydride In tetrahydrofuran for 48h; Heating / reflux; Stage #2: With sodium hydroxide In tetrahydrofuran; water at 20℃; for 0.5h; | 36% |
2,2'-bis(4-ethyloxazoline)
ethambutol
Conditions | Yield |
---|---|
With hydrogen; rhodium(IV) oxide; platinum In ethanol Ambient temperature; |
Conditions | Yield |
---|---|
With potassium hydroxide |
ethambutol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In diethyl ether Heating; |
(-)-(S)-N,N'-Bis-(2-hydroxy-1-aethyl-aethyl)-oxalsaeurediamid
ethambutol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran; diethyl ether | |
Multi-step reaction with 3 steps 1: SOCl2 2: NaOH / methanol / 1 h / Heating 3: H2 / Pt-RhO2 / ethanol / Ambient temperature View Scheme |
ethambutol
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; 3percent Pd/C In methanol at 20℃; under 760.051 Torr; for 48h; Hydrogenolysis; |
(S,S)-2-[[[1-(methoxycarbonyl)-3-(methylsulfanyl)propylamino]oxalyl]amino]-4-(methylsulfanyl)butyric acid methyl ester
ethambutol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 64 percent / W-4 Raney nickel / methanol; H2O / Heating 2: 75 percent / lithium aluminum hydride / tetrahydrofuran / Heating View Scheme |
(2S,2'S)-(ethylenediimino)-bis(3-buten-1-yl)benzyl ether
ethambutol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / 3percent Pd/C / methanol / 12 h / 20 °C / 760.05 Torr 2: H2; HCl / 3percent Pd/C / methanol / 48 h / 20 °C / 760.05 Torr View Scheme |
(2S,2'S)-(oxalamido)-bis(3-buten-1-yl)benzyl ether
ethambutol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 78 percent / Red-Al / toluene / 20 h / 45 °C 2: H2 / 3percent Pd/C / methanol / 12 h / 20 °C / 760.05 Torr 3: H2; HCl / 3percent Pd/C / methanol / 48 h / 20 °C / 760.05 Torr View Scheme |
N,N'-bis-((S)-1-chloromethyl-propyl)-oxalamide
ethambutol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaOH / methanol / 1 h / Heating 2: H2 / Pt-RhO2 / ethanol / Ambient temperature View Scheme |
ethambutol
Conditions | Yield |
---|---|
With sodium hydroxide In water |
ethambutol
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol at 65℃; pH=1.3; pH-value; | 96.3% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dimethyl sulfoxide at 30℃; Temperature; | 96% |
Conditions | Yield |
---|---|
With potassium fluoride; potassium tert-butylate; water In dimethyl sulfoxide at 130℃; for 3h; Sealed tube; | 95% |
Conditions | Yield |
---|---|
With potassium fluoride; dimethylsulfoxide-d6; potassium tert-butylate; water-d2 at 130℃; for 3h; Sealed tube; | 95% |
ethambutol
Conditions | Yield |
---|---|
With hexaethylphosphoric triamide In toluene for 1h; Condensation; Heating; | 81% |
ethambutol
Conditions | Yield |
---|---|
With lithium chloride In methanol according Wilkinson, Shepard, Thomas, Baughn J. Am. Chem. Soc., 1961, 83, 2212-2214; Wilkinson, Cantrall, Shepard, J. Med. Pharm. Chem., 1962, 835-845; Grandi, Farmaco, 1969, 24, 490-495; Pt-complex and amine treated with aq. LiCl; 80°C, 5 h;; elem. anal.;; | 80% |
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