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:1404-64-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:1404-64-4
Min.Order:1 Kilogram
FOB Price: $1.0
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
Our 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:1404-64-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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:1404-64-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquirySPARSOMYCIN CAS:1404-64-4 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,
Cas:1404-64-4
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
Henan 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
Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis: Trading(Raw Mater
Cas:1404-64-4
Min.Order:0 Metric Ton
FOB Price: $18.0 / 20.0
Type:Lab/Research institutions
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:1404-64-4
Min.Order:10 Gram
FOB Price: $100.0
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
Shandong 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
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:1404-64-4
Min.Order:0
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Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Cas:1404-64-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
Sparsomycin cas 1404-64-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
SparsomycinAppearance:white powder Storage:stay in dry, cool place and be well-sealed Package:foil bag or as customer's requirment Application:for medical research or Pharmaceutical intermediates Transportation:By express (Door to door) such as FEDEX
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
O-(methoxymethyl)sparsomycin
sparsomycin
Conditions | Yield |
---|---|
With Dowex(R) 50W H(1+) form In methanol at 50℃; for 2h; | 74% |
With methanol; Dowex 50W at 50℃; | 73% |
With hydrogenchloride In methanol at 50℃; for 5h; | 65% |
Conditions | Yield |
---|---|
With Streptomyces sparsogenes var. sparsogenes at 32℃; for 240h; Mechanism; Streptomyces sparsogenes var. spartogenes; other labeled (2)H and (13)C educts; |
S-Oxo-S<(methylthio)methyl>-D-cysteinol
(E)-β-(2,4-Dioxo-6-methyl-1,2,3,4-tetrahydropyrimidin-5-yl)acrylic acid
sparsomycin
Conditions | Yield |
---|---|
With chloroformic acid ethyl ester; triethylamine 1.) THF/DMF, 0 deg C, 4 h; 2.) THF/DMF, room temp., 48 h; Yield given. Multistep reaction; |
(RS)-O-(methoxymethyl)-S-((methylthio)methyl)-D-cysteinol S-oxide
sparsomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 88 percent / dicyclohexyl carbodiimide; 1-hydroxy-7-azabenzotriazole / dimethylformamide / 12 h / 20 °C 2: 74 percent / Dowex(R) 50W H(1+) form / methanol / 2 h / 50 °C View Scheme | |
Multi-step reaction with 2 steps 1: 38 percent / 1,3-dicyclohexylcarbodiimide, 1-hydroxybenzo-7-azatriazole / tetrahydrofuran; dimethylformamide / Ambient temperature 2: 73 percent / Dowex 50W, MeOH / 50 °C View Scheme | |
Multi-step reaction with 2 steps 1: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 2: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: 77 percent / aq. NaOH / H2O / 40 h / 25 °C 2: 60 percent / ceric ammonium nitrate / H2O / 25 °C 3: 75 percent / dimethylsulfoxide / 50 h / 25 °C 4: 90 percent / 3 N aq. NaOH / methanol; dioxane / 24 h / 25 °C 5: 1.) triethylamine / 1.) DMF, THF, 0 deg C, 5 min, 2.) RT, 4 h 6: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 7: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 60 percent / ceric ammonium nitrate / H2O / 25 °C 2: 75 percent / dimethylsulfoxide / 50 h / 25 °C 3: 90 percent / 3 N aq. NaOH / methanol; dioxane / 24 h / 25 °C 4: 1.) triethylamine / 1.) DMF, THF, 0 deg C, 5 min, 2.) RT, 4 h 5: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 6: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme | |
Multi-step reaction with 4 steps 1: 63 percent / K2S2O8, AgNO3 / H2O / 1.) 90-100 deg C; 2.) room temp. 16 h 2: 40 percent / dimethylformamide / 96 h / Ambient temperature 3: 90 percent / NaOH / methanol; dioxane; H2O / 16 h / 40 °C 4: 1.) Triethylamine, Ethyl chloroformate / 1.) THF/DMF, 0 deg C, 4 h; 2.) THF/DMF, room temp., 48 h View Scheme |
1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidinecarbaldehyde
sparsomycin
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 75 percent / dimethylsulfoxide / 50 h / 25 °C 2: 90 percent / 3 N aq. NaOH / methanol; dioxane / 24 h / 25 °C 3: 1.) triethylamine / 1.) DMF, THF, 0 deg C, 5 min, 2.) RT, 4 h 4: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 5: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme | |
Multi-step reaction with 3 steps 1: 40 percent / dimethylformamide / 96 h / Ambient temperature 2: 90 percent / NaOH / methanol; dioxane; H2O / 16 h / 40 °C 3: 1.) Triethylamine, Ethyl chloroformate / 1.) THF/DMF, 0 deg C, 4 h; 2.) THF/DMF, room temp., 48 h View Scheme |
sparsomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 2: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme |
(E)-β-(2,4-Dioxo-6-methyl-1,2,3,4-tetrahydropyrimidin-5-yl)acrylic acid
sparsomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1.) triethylamine / 1.) DMF, THF, 0 deg C, 5 min, 2.) RT, 4 h 2: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 3: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme |
Ethyl (E)-3-(2,4-Dioxo-6-methyl-5-pyrimidinyl)acrylate
sparsomycin
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 90 percent / 3 N aq. NaOH / methanol; dioxane / 24 h / 25 °C 2: 1.) triethylamine / 1.) DMF, THF, 0 deg C, 5 min, 2.) RT, 4 h 3: tetrahydrofuran; dimethylformamide / 36 h / Ambient temperature 4: 65 percent / 1 N HCl / methanol / 5 h / 50 °C View Scheme | |
Multi-step reaction with 2 steps 1: 90 percent / NaOH / methanol; dioxane; H2O / 16 h / 40 °C 2: 1.) Triethylamine, Ethyl chloroformate / 1.) THF/DMF, 0 deg C, 4 h; 2.) THF/DMF, room temp., 48 h View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 73 percent / 5percent aq NaOH / H2O / 16 h / Ambient temperature 2: 63 percent / K2S2O8, AgNO3 / H2O / 1.) 90-100 deg C; 2.) room temp. 16 h 3: 40 percent / dimethylformamide / 96 h / Ambient temperature 4: 90 percent / NaOH / methanol; dioxane; H2O / 16 h / 40 °C 5: 1.) Triethylamine, Ethyl chloroformate / 1.) THF/DMF, 0 deg C, 4 h; 2.) THF/DMF, room temp., 48 h View Scheme |
sparsomycin
methyl iodide
>-N-<1-(hydroxymethyl)-2-<<(methylthio)methyl>sulfinyl>ethyl>-3-(1,2,3,4-tetrahydro-1,3,6-trimethyl-2,4-dioxo-5-pyrimidinyl)-2-propenamide
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide for 3h; Ambient temperature; | 75% |
Conditions | Yield |
---|---|
In pyridine; dichloromethane Ambient temperature; | 30% |
sparsomycin
isosparsomycin
Conditions | Yield |
---|---|
In water for 0.833333h; Irradiation; |
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