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
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inquiryFactory supply 5-Bromo-2-methyl-3-nitropyridine CAS 911434-05-4 with fast delivery Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediat
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/1664.html Product Name 5-Bromo-2-methyl-3-nitropyridine
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inquiry5-Bromo-2-methyl-3-nitropyridine Basic information Product Name: 5-Bromo-2-methyl-3-nitropyridine Synonyms: 5-Bromo-2-methyl-3-nitropyridine;5-Bromo-3-nitropicoline;5-Bromo-2-methyl-3-ni
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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
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inquiryProduct Name: 5-Bromo-2-methyl-3-nitropyridine CAS: 911434-05-4 MF: C6H5BrN2O2 MW: 217.02 EINECS: 200-258-5 Mol File: 911434-05-4.mol 5-Bromo-2-methyl-3-nitropyridine Structure 5-Bromo-2-methyl-3-nitropyridine Chemical Properties
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inquiry5-Bromo-2-methyl-3-nitropyridine CAS:911434-05-4 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 qualit
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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&
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By Se
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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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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inquiryWhy Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
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
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inquirySuperior quality Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceutical Intermediates Transportation:BY AIR Port
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inquiryProduct name: 5-Bromo-2-Methyl-3-Nitropyridine CAS No.:911434-05-4 Molecule Formula:C6H5BrN2O2 Molecule Weight:217.02 Purity: 97.0% Package: 25kg/drum Description:Yellow powder Manufacture Standards:Enterprise Standard TESTING IT
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inquiryWe are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
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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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inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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inquiry2-(5-bromo-3-nitro-pyridin-2-yl)-malonic acid diethyl ester
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With hydrogenchloride; water for 5h; Heating / reflux; | 96% |
With hydrogenchloride In water Reflux; | 95% |
With hydrogenchloride; water for 5h; Reflux; | 89.7% |
5-bromo-2-chloro-3-nitropyridine
diethyl malonate
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
Stage #1: 5-bromo-2-chloro-3-nitropyridine; diethyl malonate With sodium hydride In tetrahydrofuran at 20℃; for 3.5h; Stage #2: With hydrogenchloride; water Heating / reflux; Stage #3: With water; sodium carbonate pH=9; | 63.3% |
Stage #1: 5-bromo-2-chloro-3-nitropyridine; diethyl malonate With sodium hydride In tetrahydrofuran at 20℃; for 3.5h; Stage #2: With hydrogenchloride; water Heating / reflux; Stage #3: With sodium carbonate pH=9; | 63.3% |
Stage #1: 5-bromo-2-chloro-3-nitropyridine; diethyl malonate With sodium hydride In tetrahydrofuran at 20℃; for 3.5h; Stage #2: With hydrogenchloride; water Heating / reflux; Stage #3: With water; sodium carbonate pH=9; | 63.3% |
Stage #1: diethyl malonate With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.333333h; Stage #2: 5-bromo-2-chloro-3-nitropyridine In N,N-dimethyl-formamide; mineral oil at 20 - 40℃; for 1.5h; Stage #3: With hydrogenchloride In water at 100℃; for 13h; | |
Stage #1: diethyl malonate With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; Stage #2: 5-bromo-2-chloro-3-nitropyridine at 20 - 40℃; for 1.5h; |
5-bromo-2-chloro-3-nitropyridine
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydride / N,N-dimethyl-formamide / 40 °C / Inert atmosphere 2: hydrogenchloride / water / 110 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0 - 20 °C 1.2: 2 h / 100 °C 2.1: hydrogenchloride; water / 18 h / Reflux 2.2: 0 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 0 - 20 °C 1.2: 2 h / 100 °C 2.1: hydrogenchloride; water / 18 h / Reflux 2.2: 0 °C View Scheme |
5-bromo-2-methyl-3-nitropyridine
N,N-dimethyl-formamide dimethyl acetal
(E)-2-(5-bromo-3-nitropyridin-2-yl)-N,N-dimethylethen-1-amine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 90℃; for 4h; | 98% |
In N,N-dimethyl-formamide at 90℃; for 4h; | 76% |
In N,N-dimethyl-formamide at 20 - 90℃; for 7.5h; Large scale; |
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With potassium carbonate; rac-diaminocyclohexane; copper(I) bromide In toluene at 90 - 100℃; Reagent/catalyst; Solvent; Inert atmosphere; | 96.3% |
5-bromo-2-methyl-3-nitropyridine
N,N-dimethyl-formamide dimethyl acetal
2-(5-bromo-3-nitropyridin-2-yl)-N,N-dimethylethenamine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 90℃; for 4.25h; Inert atmosphere; | 95.2% |
In N,N-dimethyl-formamide at 90℃; for 0.25h; | 95.2% |
In N,N-dimethyl-formamide at 10℃; for 5h; | |
In N,N-dimethyl-formamide at 100℃; for 1h; |
tert-butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)piperidine-1-carboxylate
5-bromo-2-methyl-3-nitropyridine
tert-butyl 4-[4-(6-methyl-5-nitropyridin-3-yl)-1H-pyrazol-1-yl]piperidine-1-carboxylate
Conditions | Yield |
---|---|
Stage #1: 5-bromo-2-methyl-3-nitropyridine; tetrakis(triphenylphosphine) palladium(0) In 1,2-dimethoxyethane at 20℃; for 0.333333h; Stage #2: tert-butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)piperidine-1-carboxylate With potassium carbonate In 1,2-dimethoxyethane; isopropyl alcohol at 20 - 85℃; | 95% |
(4,4,5,5-tetramethyl-2-[4-(methylsulfonyl)phenyl])-1,3,2-dioxaborolane
5-bromo-2-methyl-3-nitropyridine
2-methyl-3-nitro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate In 1,4-dioxane at 80℃; for 12h; Inert atmosphere; | 94% |
5-bromo-2-methyl-3-nitropyridine
trimethylsilylacetylene
2-methyl-3-nitro-5-[(trimethylsilyl)ethynyl]pyridine
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 80℃; for 4h; | 91% |
N,N-Dimethylpropargylamin
5-bromo-2-methyl-3-nitropyridine
N,N-dimethyl-3-(6-methyl-5-nitropyridin-3-yl)prop-2-yn-1-amine
Conditions | Yield |
---|---|
With diethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In N,N-dimethyl-formamide at 20℃; for 15h; Product distribution / selectivity; | 91% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine at 20℃; Darkness; Reflux; | 91% |
5-bromo-2-methyl-3-nitropyridine
5-bromo-2-methylpyridin-3-ylamine
Conditions | Yield |
---|---|
With hydrogenchloride; iron In methanol; water for 2h; Reflux; | 90% |
With iron; ammonium chloride In ethanol; water at 90℃; for 0.666667h; | 90% |
With iron; ammonium chloride In ethanol; water at 90℃; for 0.666667h; | 90% |
5-bromo-2-methyl-3-nitropyridine
N-tert-Butoxycarbonyl-1-amino-3-propyne
tert-butyl [3-(6-methyl-5-nitropyridin-3-yl)prop-2-yn-1-yl]carbamate
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 70℃; for 2.5h; Inert atmosphere; | 79% |
1-methyl-piperazine
5-bromo-2-methyl-3-nitropyridine
1-methyl-4-(6-methyl-5-nitropyridin-3-yl)piperazine
Conditions | Yield |
---|---|
With caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane at 150℃; for 22h; sealed tube; Inert atmosphere; | 71% |
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II); triethylamine In water at 45℃; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; Sealed tube; | 67% |
5-bromo-2-methyl-3-nitropyridine
bis(pinacol)diborane
2-methyl-3-nitro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
Conditions | Yield |
---|---|
With potassium acetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride In 1,4-dioxane at 100℃; for 1.5h; Microwave irradiation; | 66% |
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate In 1,4-dioxane at 100℃; for 6h; Inert atmosphere; |
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II); triethylamine In water at 45℃; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; Sealed tube; | 64% |
5-bromo-2-methyl-3-nitropyridine
tert-butyl 3,3-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,6-dihydropyridine-1-carboxylate
tert-butyl 3',3',6-trimethyl-5-nitro-3',6'-dihydro-3,4'-bipyridine-1'(2'H)-carboxylate
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 80℃; for 24h; Inert atmosphere; | 60% |
5-bromo-2-methyl-3-nitropyridine
N,N-dimethyl-formamide dimethyl acetal
6-bromo-1H-pyrrolo[3,2-b]pyrridine
Conditions | Yield |
---|---|
Stage #1: 5-bromo-2-methyl-3-nitropyridine; N,N-dimethyl-formamide dimethyl acetal In N,N-dimethyl-formamide at 100℃; for 1h; Stage #2: With iron; acetic acid at 100℃; for 20h; Inert atmosphere; | 60% |
1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl )-1,2,3,6-tetrahydropyridine
5-bromo-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane; water at 80℃; Inert atmosphere; | 56% |
5-bromo-2-methyl-3-nitropyridine
tert-butyl 4-methylidenepiperidine-1-carboxylate
Conditions | Yield |
---|---|
With potassium acetate; palladium diacetate; triphenylphosphine In N,N-dimethyl-formamide at 100℃; Sealed tube; | 42% |
5-bromo-2-methyl-3-nitropyridine
3-ethynyloxetan-3-ol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diethylamine at 20℃; | 40% |
5-bromo-2-methyl-3-nitropyridine
vinyl magnesium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran at -50 - -40℃; for 0.5h; Inert atmosphere; | 36.6% |
In tetrahydrofuran at -50 - -40℃; for 0.5h; Inert atmosphere; | 36.6% |
5-bromo-2-methyl-3-nitropyridine
(2,2'-bipyride-kN1,kN1')(1,1,1-trifluoromethanethiolato-kS)-copper
Conditions | Yield |
---|---|
In 1,4-dioxane at 110℃; for 15h; Inert atmosphere; | 23% |
5-bromo-2-methyl-3-nitropyridine
5-bromo-3-nitropicolinic acid
Conditions | Yield |
---|---|
With potassium permanganate In acetonitrile at 80 - 100℃; | 2.4% |
5-ethynylpyrimidine-2-amine
5-bromo-2-methyl-3-nitropyridine
5-(6-methyl-5-nitro-pyridin-3-ylethynyl)-pyrimidin-2-ylamine
Conditions | Yield |
---|---|
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In N,N-dimethyl-formamide at 60℃; for 3h; |
5-bromo-2-methyl-3-nitropyridine
N-(6-(5-(4-methoxyphenylsulfonamido)-6-methylpyridin-3-yl)benzo[d]thiazol-2-yl)acetamide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: water; iron; acetic acid / 1.25 h / 20 °C / Inert atmosphere; Cooling 2: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium carbonate / 1,2-dimethoxyethane; water / 1.33 h / 100 °C / Inert atmosphere 3: pyridine; dmap / tetrahydrofuran / 6 h / 65 °C / Inert atmosphere View Scheme |
5-bromo-2-methyl-3-nitropyridine
6-bromo-1H-pyrazolo[4,3-b]pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydrogenchloride; iron / ethanol; water / 40 °C / Reflux 2.1: triethylamine / dichloromethane / 0 - 20 °C 3.1: acetic anhydride; potassium acetate; acetic acid / chloroform / 0.25 h / 20 °C 3.2: 40 - 60 °C 3.3: 0 - 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: hydrogenchloride; iron / water; industrial methylated spirit / 2 h / Reflux 2: triethylamine / dichloromethane / 90 h / 20 °C 3: acetic anhydride; potassium acetate; isopentyl nitrite / chloroform; acetic acid / 20 - 60 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: acetic acid; iron / 2 h / Reflux 2.1: triethylamine / dichloromethane / 18 h 2.2: 1 h 3.1: acetic anhydride; potassium acetate; acetic acid; isopentyl nitrite / toluene / 3 h / Reflux 4.1: potassium carbonate; methanol / 1 h / Reflux View Scheme |
5-bromo-2-methyl-3-nitropyridine
N-(5-bromo-2-methyl-pyridin-3-yl)-acetamide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride; iron / ethanol; water / 40 °C / Reflux 2: triethylamine / dichloromethane / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride; iron / water; industrial methylated spirit / 2 h / Reflux 2: triethylamine / dichloromethane / 90 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: acetic acid; iron / 2 h / Reflux 2.1: triethylamine / dichloromethane / 18 h 2.2: 1 h View Scheme |
5-bromo-2-methyl-3-nitropyridine
1H-pyrazolo[4,3-b]pyridine-6-carboxylic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride; iron / ethanol; water / 40 °C / Reflux 2.1: triethylamine / dichloromethane / 0 - 20 °C 3.1: acetic anhydride; potassium acetate; acetic acid / chloroform / 0.25 h / 20 °C 3.2: 40 - 60 °C 3.3: 0 - 20 °C 4.1: triethylamine / 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; palladium dichloride / acetonitrile / 18 h / 100 °C / 15001.5 Torr View Scheme | |
Multi-step reaction with 4 steps 1: hydrogenchloride; iron / water; industrial methylated spirit / 2 h / Reflux 2: triethylamine / dichloromethane / 90 h / 20 °C 3: acetic anhydride; potassium acetate; isopentyl nitrite / chloroform; acetic acid / 20 - 60 °C 4: triethylamine / (S)-(1,1'-binaphthalene)-2,2'-diylbis(diphenylphosphine); palladium dichloride / acetonitrile / 18 h / 100 °C / 15001.5 Torr View Scheme | |
Multi-step reaction with 4 steps 1: iron; ammonium chloride / water; ethanol / 0.17 h / 90 °C 2: acetic acid / 20 °C 3: acetic anhydride; isopentyl nitrite; potassium acetate / toluene / 90 °C / Inert atmosphere 4: triethylamine; bis-triphenylphosphine-palladium(II) chloride / 100 °C / 7600.51 Torr View Scheme |
5-bromo-2-methyl-3-nitropyridine
1H-pyrazolo[4,3-b] pyridine-6-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: hydrogenchloride; iron / ethanol; water / 40 °C / Reflux 2.1: triethylamine / dichloromethane / 0 - 20 °C 3.1: acetic anhydride; potassium acetate; acetic acid / chloroform / 0.25 h / 20 °C 3.2: 40 - 60 °C 3.3: 0 - 20 °C 4.1: triethylamine / 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; palladium dichloride / acetonitrile / 18 h / 100 °C / 15001.5 Torr 5.1: sodium hydroxide; water / methanol / 0 - 20 °C 5.2: pH 5 - 6 View Scheme | |
Multi-step reaction with 5 steps 1.1: hydrogenchloride; iron / water; industrial methylated spirit / 2 h / Reflux 2.1: triethylamine / dichloromethane / 90 h / 20 °C 3.1: acetic anhydride; potassium acetate; isopentyl nitrite / chloroform; acetic acid / 20 - 60 °C 4.1: triethylamine / (S)-(1,1'-binaphthalene)-2,2'-diylbis(diphenylphosphine); palladium dichloride / acetonitrile / 18 h / 100 °C / 15001.5 Torr 5.1: sodium hydroxide; water / methanol / 18 h / 20 °C 5.2: pH 5 - 6 View Scheme | |
Multi-step reaction with 5 steps 1: iron; ammonium chloride / water; ethanol / 0.17 h / 90 °C 2: acetic acid / 20 °C 3: acetic anhydride; isopentyl nitrite; potassium acetate / toluene / 90 °C / Inert atmosphere 4: triethylamine; bis-triphenylphosphine-palladium(II) chloride / 100 °C / 7600.51 Torr 5: water; sodium hydroxide / 20 °C View Scheme |
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