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
Cas:76066-07-4
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FOB Price: $1.2 / 5.0
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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 o
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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
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inquiry2-Bromo-3-methoxy-6-nitropyridine CAS:76066-07-4 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
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Min.Order:1 Gram
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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
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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
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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
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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
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Min.Order:10 Gram
FOB Price: $100.0
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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
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Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
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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
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Min.Order:1 Gram
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inquiry1.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
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Min.Order:1 Metric Ton
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inquiryWe 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
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inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;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
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inquiryTIANFU CHEM 2-Bromo-3-methoxy-6-nitropyridine Application:TIANFU CHEM 2-Bromo-3-methoxy-6-nitropyridine
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Min.Order:0
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Type:Other
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Pharm intermediate
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:clear liquid Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
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inquiry2-BROMO-3-METHOXY-6-NITROPYRIDINEAppearance: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
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inquiry1. 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
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inquiry76066-07-4 Application:intermediate
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Type:Lab/Research institutions
inquiryTIANFU CHEM 2-Bromo-3-methoxy-6-nitropyridineAppearance:White powder Storage:room temperature Package:as requested Application:Intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport)
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inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
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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:any port in China
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
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Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiry2-bromo-3-methoxypyridine
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid at 2 - 55℃; | 83% |
With sulfuric acid; nitric acid at 60℃; for 1h; | 80% |
With sulfuric acid; nitric acid at 50℃; for 4h; | 80% |
3-HYDROXYPYRIDINE
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 35 percent / Br2, 10percent aq. NaOH / 24 h 2: 1.) NaOCH3 / 1.) MeOH, DMF; 2.) DMF, RT, 1.5 h 3: 80 percent / fuming HNO3, conc. H2SO4 / 1 h / 60 °C View Scheme |
2-bromo-pyridin-3-ol
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) NaOCH3 / 1.) MeOH, DMF; 2.) DMF, RT, 1.5 h 2: 80 percent / fuming HNO3, conc. H2SO4 / 1 h / 60 °C View Scheme |
2-bromo-3-methoxypyridine
sulfuric acid
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
With nitric acid In water |
2-bromo-3-methoxy-6-nitropyridine
2-amino-5-methoxypyridine
Conditions | Yield |
---|---|
With hydrazine; palladium 10% on activated carbon In ethanol for 0.75h; Heating / reflux; | 96% |
With hydrazine; palladium 10% on activated carbon In ethanol; water for 0.75h; Heating / reflux; | 96% |
With hydrazine hydrate; palladium on activated charcoal In ethanol for 1.5h; Heating; | 95% |
methanol
2-bromo-3-methoxy-6-nitropyridine
2,3-dimethoxy-6-nitropyridine
Conditions | Yield |
---|---|
With sodium In dimethyl sulfoxide at 30℃; for 2h; | 81% |
zinc(II) cyanide
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 120℃; for 4h; | 78% |
sodium methylate
2-bromo-3-methoxy-6-nitropyridine
2,3-dimethoxy-6-nitropyridine
Conditions | Yield |
---|---|
In methanol; dimethyl sulfoxide at 20 - 35℃; for 49.5h; | 76% |
methanol
sodium methylate
2-bromo-3-methoxy-6-nitropyridine
2,3-dimethoxy-6-nitropyridine
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 20 - 35℃; for 49.5h; | 76% |
2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-bromo-3-methoxy-6-nitropyridine
2-allyl-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 66℃; for 20h; | 75% |
With tetrakis(triphenylphosphine) palladium(0); cesium fluoride In tetrahydrofuran at 66℃; for 20h; | 75% |
With tetrakis(triphenylphosphine) palladium(0); cesium fluoride In tetrahydrofuran at 66℃; for 20h; | 75% |
2-bromo-3-methoxy-6-nitropyridine
2-isopropenyl-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
3-methoxy-6-nitro-2-(prop-1-en-2-yl)pyridine
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In water; dimethyl amine at 150℃; for 0.333333h; Microwave irradiation; Sealed tube; | 66% |
With tetrakis(triphenylphosphine) palladium(0); cesium fluoride In aq. phosphate buffer; N,N-dimethyl acetamide; water at 150℃; for 0.333333h; | 66% |
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl acetamide; water at 150℃; for 0.333333h; Microwave irradiation; Sealed tube; | 66% |
2-bromo-3-methoxy-6-nitropyridine
6-bromo-5-methoxypyridin-2-amine
Conditions | Yield |
---|---|
With ammonium hydroxide In dichloromethane; water | 50% |
2-bromo-3-methoxy-6-nitropyridine
6-bromo-5-methoxypyridin-2-amine
Conditions | Yield |
---|---|
With hydrogen; platinum(IV) oxide In ethanol under 760 Torr; | 46% |
2-bromo-3-methoxy-6-nitropyridine
2-bromo-5-methoxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling View Scheme |
2-bromo-3-methoxy-6-nitropyridine
5-methoxy-2-pyridinecarboxaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: aq. HCl View Scheme |
2-bromo-3-methoxy-6-nitropyridine
3-(5-Methoxypyridin-2-ylmethyl)-1-methyl-2,3-dihydro-1H-indol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 40 percent / tetrahydrofuran; hexane / -100 °C 4.1: 85 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 1.5 h / 20 °C / 52504.2 Torr 5.1: 71 percent / NaBH3CN; TFA / acetic acid View Scheme |
2-bromo-3-methoxy-6-nitropyridine
3-(5-Methoxypyridin-2-ylmethyl)-2,3-dihydroindol-1-carbonsaeuremethylester
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: NaBH3CN / methanol; acetic acid / 3.5 h 4.2: 82 percent / NaBH3CN; TFA / 16.5 h 5.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr 6.1: 94 percent / aq. NaHCO3 / diethyl ether / 0 °C View Scheme | |
Multi-step reaction with 7 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr 5.1: 86 percent / TFA; NaBH3CN / acetic acid 6.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr 7.1: 94 percent / aq. NaHCO3 / diethyl ether / 0 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: NaBH3CN / methanol; acetic acid / 3.5 h 4.2: 82 percent / NaBH3CN; TFA / 16.5 h 5.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr 6.1: 94 percent / aq. NaHCO3 / diethyl ether / 0 °C 7.1: 92 percent / acetone / 120 h View Scheme | |
Multi-step reaction with 8 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr 5.1: 86 percent / TFA; NaBH3CN / acetic acid 6.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr 7.1: 94 percent / aq. NaHCO3 / diethyl ether / 0 °C 8.1: 92 percent / acetone / 120 h View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1‐(5‐methoxypyridin‐2‐yl)ethan‐1‐one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: tetrahydrofuran; hexane / -100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
3-(5-Methoxypyridin-2-ylmethyl)-2,3-dihydro-1H-indol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: NaBH3CN / methanol; acetic acid / 3.5 h 4.2: 82 percent / NaBH3CN; TFA / 16.5 h 5.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr View Scheme | |
Multi-step reaction with 6 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr 5.1: 86 percent / TFA; NaBH3CN / acetic acid 6.1: 95 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 45003.6 Torr View Scheme |
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 10 percent / tetrahydrofuran; hexane / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-(1H-Indol-3-yl)-1-(5-methoxypyridin-2-yl)-methanol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 10 percent / tetrahydrofuran; hexane / -100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-(1-Methoxymethyl-1H-indol-3-yl)-1-(5-methoxypyridin-2-yl)-methanol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 40 percent / tetrahydrofuran; hexane / -100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-Methoxymethyl-3-(5-methoxypyridin-2-ylmethyl)-1H-indol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 40 percent / tetrahydrofuran; hexane / -100 °C 4.1: 85 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 1.5 h / 20 °C / 52504.2 Torr View Scheme |
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / -105 - -100 °C 3.2: 34 percent / tetrahydrofuran; hexane / -100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-Benzyl-3-(5-methoxypyridin-2-ylmethyl)-1H-indol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-Benzyl-3-(5-methoxypyridin-2-ylmethyl)-2,3-dihydro-1H-indol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: NaBH3CN / methanol; acetic acid / 3.5 h 4.2: 82 percent / NaBH3CN; TFA / 16.5 h View Scheme | |
Multi-step reaction with 5 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol; aq. HCl / 3 h / 20 °C / 52504.2 Torr 5.1: 86 percent / TFA; NaBH3CN / acetic acid View Scheme |
2-bromo-3-methoxy-6-nitropyridine
1-(1-Benzyl-1H-indol-3-yl)-1-(5-methoxypyridin-2-yl)-methanol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: NaBH3CN / methanol; acetic acid / 3.5 h 4.2: NaBH3CN; TFA / 16.5 h View Scheme |
2-bromo-3-methoxy-6-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 95 percent / N2H4*H2O / 5 percent Pd/C / ethanol / 1.5 h / Heating 2.1: Br2 / aq. HBr / cooling 2.2: 67 percent / aq. NaNO2 / 0.5 h / cooling 3.1: BuLi / tetrahydrofuran; hexane / 0.33 h / -105 - -100 °C 3.2: 60 percent / tetrahydrofuran; hexane / 1.5 h / -100 °C 4.1: aq. HCl View Scheme |
2-bromo-3-methoxy-6-nitropyridine
5'-Hydroxypiroxicam
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 59 percent / H2, NaOH / 10percent Pd/C / ethanol 2: 59 percent / xylene / 24 h / Heating 3: 30percent HBr, AcOH / 120 h / 100 °C View Scheme |
2-bromo-3-methoxy-6-nitropyridine
N-(5'-methoxy-2'-pyridyl)-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 59 percent / H2, NaOH / 10percent Pd/C / ethanol 2: 59 percent / xylene / 24 h / Heating View Scheme |
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