DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product specif
Cas:37248-47-8
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:37248-47-8
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryHigh quality Validamycin Cas 37248-47-8 with good price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fi
Cas:37248-47-8
Min.Order:10 Kilogram
FOB Price: $10.0
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:37248-47-8
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryColorcom 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
Our 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
Name: Validamycin CAS no. : 37248-47-8 Molecular formula: C20H35NO13 Molecular weight:497.49 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability
Cas:37248-47-8
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
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
Cas:37248-47-8
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
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:37248-47-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:37248-47-8
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
1.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:37248-47-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryValidamycin CAS:37248-47-8 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 intermediate
Cas:37248-47-8
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:37248-47-8
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:37248-47-8
Min.Order:20 Metric Ton
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
Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)
1. 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:37248-47-8
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiryBest quality/price/service Professional manufacturing FAO Standards Appearance:white powder Package:Solid:50g,100g,200g,250g,400g,500g,1kg,10kg bag ,20kg, 25kg,40kg bag,50kg,600kg, 900kg; Aluminum Foil Bag,plastic bag, fiber bag, fiber drum,wa
Cas:37248-47-8
Min.Order:0 Metric Ton
Negotiable
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
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:37248-47-8
Min.Order:10 Gram
Negotiable
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:37248-47-8
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
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
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 providing h
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,
High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:37248-47-8
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:37248-47-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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
Cas:37248-47-8
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology 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 chemicals. W
7,2'',3'',4'',6''-penta-O-acetyl-2,3,4',5',6',7'-hexa-O-benzylvalidamycin A
validamycin A
Conditions | Yield |
---|---|
With ammonia; sodium In tetrahydrofuran at -78℃; for 6h; | |
With ammonium chloride; sodium 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h; Multistep reaction; |
validamycin A undeca-O-acetate
validamycin A
Conditions | Yield |
---|---|
With sodium methylate In methanol for 5h; Ambient temperature; |
validamycin A undecabenzyl ether
validamycin A
Conditions | Yield |
---|---|
With ammonium chloride; sodium 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h; Multistep reaction; |
D-Glucose
A
validamine
B
valienamine
C
validoxylamine A
D
validamycin A
Conditions | Yield |
---|---|
With Streptomyces hygroscopicus var. limoneus In water at 28℃; for 168h; Further byproducts.; |
Conditions | Yield |
---|---|
With Streptomyces hygroscopicus var. limoneus In water at 28℃; for 168h; Further byproducts.; |
2,3,4',5',6',7'-hexa-O-benzylvalidoxylamine A
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 55.7 percent / imidazole / CHCl3 / 40 h / Heating 2: 74.2 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 4.5 h / Ambient temperature 3: 1) sodium, 2) ammonium chloride / 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h View Scheme | |
Multi-step reaction with 3 steps 1: 61 percent / imidazole / CHCl3 / 48 h / Heating 2: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 3: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
7-O-acetyl-2,3,4',5',6',7'-hexa-O-benzylvalidoxylamine A
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 74.2 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 4.5 h / Ambient temperature 2: 1) sodium, 2) ammonium chloride / 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h View Scheme | |
Multi-step reaction with 2 steps 1: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 2: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
2,3,4',5',6',7'-hexa-O-benzyl-4,7-O-benzylidenevalidoxylamine A
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 59 percent / aq acetic acid (80percent) / 20 h / 60 °C 2: 55.7 percent / imidazole / CHCl3 / 40 h / Heating 3: 74.2 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 4.5 h / Ambient temperature 4: 1) sodium, 2) ammonium chloride / 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h View Scheme | |
Multi-step reaction with 4 steps 1: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 2: 61 percent / imidazole / CHCl3 / 48 h / Heating 3: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 4: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
4,7-O-benzylidenevalidoxylamine A hexa-O-acetate
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 1)methanolic sodium methoxyde (1M), 2) sodium hydride / 1) methanol, room temp., 50 min, 2) DMF, room temp., 23 h 2: 59 percent / aq acetic acid (80percent) / 20 h / 60 °C 3: 55.7 percent / imidazole / CHCl3 / 40 h / Heating 4: 74.2 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 4.5 h / Ambient temperature 5: 1) sodium, 2) ammonium chloride / 1) liq NH3, THF, -70 deg C, 4 h 20 min, 2) room temp., 4.5 h View Scheme |
1D-(1,3,6/2)-6-amino-4-benzyloxymethyl-1,2,3-tri-O-benzyltrihydroxycyclohex-4-ene
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 75 percent / propan-2-ol / 110 h / 120 °C 2: 89 percent / sodium hydride, di-imidazolyl sulphone / dimethylformamide / 1.5 h / 50 °C 3: 91 percent / propan-2-ol / 4 h / 80 °C 4: 75 percent / H2 / Ranei nickel T-4 / dioxane; ethanol / 6 h / 60 °C 5: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 6: 61 percent / imidazole / CHCl3 / 48 h / Heating 7: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 8: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
(1aR,2S,3S,3aR,5R,7aS,7bR)-2,3-Bis-benzyloxy-5-phenyl-hexahydro-1,4,6-trioxa-cyclopropa[a]naphthalene
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 75 percent / propan-2-ol / 110 h / 120 °C 2: 89 percent / sodium hydride, di-imidazolyl sulphone / dimethylformamide / 1.5 h / 50 °C 3: 91 percent / propan-2-ol / 4 h / 80 °C 4: 75 percent / H2 / Ranei nickel T-4 / dioxane; ethanol / 6 h / 60 °C 5: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 6: 61 percent / imidazole / CHCl3 / 48 h / Heating 7: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 8: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
(1S,2R,5R,7R,8S,10S)-8,9-dibenzyloxy-11-<(1S)-(1,4,6/5)-4,5,6-tribenzyloxy-3-benzyloxymethylcyclohex-2enyl>-5-phenyl-4,6-dioxa-11-azatricyclo<8.1.0.0.2,7>undecane
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 91 percent / propan-2-ol / 4 h / 80 °C 2: 75 percent / H2 / Ranei nickel T-4 / dioxane; ethanol / 6 h / 60 °C 3: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 4: 61 percent / imidazole / CHCl3 / 48 h / Heating 5: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 6: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
2,3,4',5',6',7'-hexa-O-benzyl-4,5-O-benzyllidenevalidoxylamine B
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: 89 percent / sodium hydride, di-imidazolyl sulphone / dimethylformamide / 1.5 h / 50 °C 2: 91 percent / propan-2-ol / 4 h / 80 °C 3: 75 percent / H2 / Ranei nickel T-4 / dioxane; ethanol / 6 h / 60 °C 4: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 5: 61 percent / imidazole / CHCl3 / 48 h / Heating 6: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 7: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
2,3,4',5',6',7'-hexa-O-benzyl-4,7-O-benzylidene-6-p-toluenesulphenylvalidoxylamine A
validamycin A
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 75 percent / H2 / Ranei nickel T-4 / dioxane; ethanol / 6 h / 60 °C 2: 86 percent / aq. 80percent acetic acid / 9 h / 50 °C 3: 61 percent / imidazole / CHCl3 / 48 h / Heating 4: 84 percent / silver trifluoromethanesulphonate, 1,1,3,3-tetramethylurea / CH2Cl2 / 10 h / Ambient temperature 5: liquid ammonia, sodium / tetrahydrofuran / 6 h / -78 °C View Scheme |
(+)-validoxylamine A
validamycin A
Conditions | Yield |
---|---|
With recombinant His6-tagged validamycin glycosyltransferase at 30℃; pH=7.5; aq. buffer; Enzymatic reaction; |
acetic anhydride
validamycin A
validamycin A undeca-O-acetate
Conditions | Yield |
---|---|
In pyridine Ambient temperature; | 60% |
Yield given; |
validamycin A
1L-(1,2,4/3)-1-Methyl-2,3,4-cyclohexantriol
Conditions | Yield |
---|---|
(reduction); |
validamycin A
5a-carba-1,5-anhydro-L-iditol
Conditions | Yield |
---|---|
(reduction); |
Conditions | Yield |
---|---|
With sodium hydride 1) DMF, r.t., 1 h, 2) r.t., 23 h; Yield given. Multistep reaction; |
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
acetic anhydride
validamycin A
A
N-(tert-butyloxycarbonyl)-4,5,6-tri-O-acetyl-valienamine-3-aldehyde
Conditions | Yield |
---|---|
Multistep reaction; | A 8 mg B n/a |
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
acetic anhydride
validamycin A
Conditions | Yield |
---|---|
Multistep reaction. Title compound not separated from byproducts; |
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
acetic anhydride
validamycin A
mono-4-methoxytrityl chloride
Conditions | Yield |
---|---|
Multistep reaction. Title compound not separated from byproducts; |
validamycin A
A
(+)-validoxylamine A
B
validamine
C
valienamine
Conditions | Yield |
---|---|
With ammonium sulfate; Flavobacterium saccharophilum IFO 13984; magnesium sulfate In phosphate buffer for 96h; pH=7.1; Hydrolysis; Title compound not separated from byproducts; |
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
validamycin A
N-(tert-butyloxycarbonyl)-valienamide
Conditions | Yield |
---|---|
Stage #1: validamycin A With ammonium sulfate; Flavobacterium saccharophilum IFO 13984; magnesium sulfate In phosphate buffer for 96h; pH=7.1; Hydrolysis; Stage #2: 2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile In 1,4-dioxane; water at 20℃; Acylation; Stage #3: N-(tert-butyloxycarbonyl)-valienamide With dmap; triethylamine In dichloromethane at 20℃; for 168000h; Etherification; Title compound not separated from byproducts; |
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
validamycin A
A
N-(tert-butyloxycarbonyl)-valienamide
Conditions | Yield |
---|---|
Stage #1: validamycin A With ammonium sulfate; Flavobacterium saccharophilum IFO 13984; magnesium sulfate In phosphate buffer for 96h; pH=7.1; Hydrolysis; Stage #2: 2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile In 1,4-dioxane; water at 20℃; Acylation; Title compound not separated from byproducts; |
validamycin A
(+)-validoxylamine A
Conditions | Yield |
---|---|
With acid | |
With sulfuric acid; acetic acid Inert atmosphere; |
validamycin A
C21H29NO8
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid; acetic acid / Inert atmosphere 2: toluene-4-sulfonic acid / N,N-dimethyl-formamide / 3 h / 60 °C / Inert atmosphere View Scheme |
validamycin A
A
1D-(1,3,6/2)-6-amino-4-benzyloxymethyl-1,2,3-tri-O-benzyltrihydroxycyclohex-4-ene
B
2,3,4,7-tetra-O-benzylvalidamine
C
(2R,3S,4R,5R)-2,3,4-tris(benzyloxy)-5-[(benzyloxy)methyl]cyclohexanone
D
(4R,5S,6R)-4,5,6-tris(benzyloxy)-3-((benzyloxy)methyl)-2-cyclohexen-1-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid; acetic acid / Inert atmosphere 2: sodium hydride / N,N-dimethyl-formamide / Inert atmosphere 3: N-Bromosuccinimide / water; acetonitrile / 15 h / 20 °C / Inert atmosphere View Scheme |
validamycin A
((1R,2R,3S,4S,5S)-2,3,4-tris(benzyloxy)-5-(((1S,4R,5S,6S)-4,5,6-tris(benzyloxy)-3-((benzyloxy)methyl)cyclohex-2-en-1-yl)amino)cyclohexyl)methanol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sulfuric acid; acetic acid / Inert atmosphere 2.1: toluene-4-sulfonic acid / N,N-dimethyl-formamide / 3 h / 60 °C / Inert atmosphere 3.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 0 °C / Inert atmosphere 3.2: 3 h / 20 °C / Inert atmosphere 4.1: diisobutylaluminium hydride / hexane; dichloromethane / 6.5 h / 0 - 20 °C / Inert atmosphere View Scheme |
validamycin A
(4aR,6S,7S,8S,8aR)-7,8-bis(benzyloxy)-2-phenyl-N-((1S,4R,5S,6S)-4,5,6-tris(benzyloxy)-3-((benzyloxy)methyl)cyclohex-2-en-1-yl)hexahydro-4H-benzo[d][1,3]dioxin-6-amine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sulfuric acid; acetic acid / Inert atmosphere 2.1: toluene-4-sulfonic acid / N,N-dimethyl-formamide / 3 h / 60 °C / Inert atmosphere 3.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 0 °C / Inert atmosphere 3.2: 3 h / 20 °C / Inert atmosphere View Scheme |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View