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Cas:37699-43-7
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inquiryProduct Description Product website: http://www.finerchem.com Product Name 4-Nitro-2,3-lutidine-N-oxide CAS No. 37699-43-7 Appearan
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inquiry4-Nitro-2,3-lutidine-N-oxide CAS:37699-43-7 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 orga
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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
Best 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
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inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
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inquiryHangzhou 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
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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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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inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
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inquirySuperior quality, moderate price & quick delivery. Appearance:Yellow Solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:as per your request Application:Nitropyridine oxide derivative Transportation:as p
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inquiryProduct name: 2,3-Dimethyl-4-Nitro Pyridine-N-Oxide CAS No.:37699-43-7 Molecule Formula:C7H8N2O3 Molecule Weight:168.15 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard
Cas:37699-43-7
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inquiry4-Nitro-2,3-lutidine-N-oxide Basic information Product Name: 4-Nitro-2,3-lutidine-N-oxide Synonyms: 2,3-DIMETHYL-4-NITROPYRIDINE 1-OXIDE;2,3-DIMETHYL-4-NITROPYRIDINE N-OXIDE;2,3-Dimethyl-4-nitropyridine-N;Pyridine, 2,3-dimethyl-4-nitro-, 1-oxi
Cas:37699-43-7
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inquiry2,3-dimethylpyridine 1-oxide
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With potassium nitrite; sulfuric acid at -10 - 85℃; for 2h; Temperature; Green chemistry; | 92.9% |
With sulfuric acid; nitric acid at 100℃; for 5h; | 78% |
With sulfuric acid; nitric acid at 95℃; for 20h; | 53% |
2-methyl-4-nitropyridine N-oxide
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
Stage #1: 2-methyl-4-nitropyridine N-oxide; methylmagnesium halide In tetrahydrofuran at -60℃; Inert atmosphere; Stage #2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone In tetrahydrofuran at -60 - 20℃; Inert atmosphere; regioselective reaction; | 47% |
2,3-dimethylpyridine 1-oxide
A
3-methoxy-2-methyl-6-nitropyridine 1-oxide
B
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With nitric acid In acetic acid at 80℃; for 33h; |
2,3-dimethylpyridine 1-oxide
dichloromethane
B
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With sodium hydroxide; sulfuric acid; nitric acid In water |
2,3-dimethylpyridine 1-oxide
sodium carbonate
A
4-carboxy-2-nitropyridine N-oxide
B
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
With nitric acid |
2,3-Lutidine
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dihydrogen peroxide; acetic acid / 24 h / Reflux 2: nitric acid; sulfuric acid / 24 h / 90 °C View Scheme | |
Multi-step reaction with 2 steps 1: 3-chloro-benzenecarboperoxoic acid / chloroform / 18 h / 20 °C 2: nitric acid; sulfuric acid / 95 °C View Scheme | |
Multi-step reaction with 2 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 0 - 20 °C 2: sulfuric acid; nitric acid / water / 5 h / 95 °C View Scheme |
2,3-dimethyl-4-nitropyridine N-oxide
4-chloro-2,3-dimethylpyridine-N-oxide
Conditions | Yield |
---|---|
With acetyl chloride In ethanol at 65℃; for 5h; | 100% |
With hydrogenchloride; sodium chloride; benzyltri(n-butyl)ammonium chloride In water; acetonitrile for 12h; Heating / reflux; | 98.5% |
Stage #1: 2,3-dimethyl-4-nitropyridine N-oxide With hydrogenchloride; benzyltri(n-butyl)ammonium chloride; sodium chloride In water; acetonitrile for 12h; Heating / reflux; Stage #2: In water; acetonitrile pH=9; | 98.5% |
2,3-dimethyl-4-nitropyridine N-oxide
Cyclopropylmethanol
4-Cyclopropylmethoxy-2,3-dimethyl-pyridine 1-oxide
Conditions | Yield |
---|---|
With benzyltri(n-butyl)ammonium chloride; potassium hydrogencarbonate In acetonitrile for 24h; Heating; | 100% |
methanol
2,3-dimethyl-4-nitropyridine N-oxide
4-methoxy-2,3-dimethylpyridine 1-oxide
Conditions | Yield |
---|---|
With potassium carbonate for 2h; Heating; | 99% |
With potassium carbonate at 0 - 65℃; for 4h; | 83% |
With potassium carbonate for 20h; Heating; | 82% |
With potassium carbonate In acetonitrile at 0℃; Reflux; | 47% |
With sodium methylate at 40℃; for 16h; |
2,3-dimethyl-4-nitropyridine N-oxide
acetyl chloride
4-chloro-2,3-dimethylpyridine-N-oxide
Conditions | Yield |
---|---|
Stage #1: 2,3-dimethyl-4-nitropyridine N-oxide; acetyl chloride In ethanol at 65℃; Large scale reaction; Stage #2: With sodium hydroxide In ethanol; water; toluene pH=7.5 - 8.5; Large scale reaction; | 96% |
2,3-dimethyl-4-nitropyridine N-oxide
2,3-dimethyl-4-nitropyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dimethyl-4-nitropyridine N-oxide With phosphorus trichloride In dichloromethane at -20 - 15℃; for 1h; Stage #2: With sodium hydroxide; water In dichloromethane at -78℃; | 95% |
With phosphorus trichloride In dichloromethane -20 degC, 15 min, r.t., 15 min; | 92% |
2,3-dimethyl-4-nitropyridine N-oxide
2,2,2-trifluoroethanol
2,3-dimethyl-4-(2,2,2-trifluoroethoxy)-pyridine N-oxide
Conditions | Yield |
---|---|
With potassium tert-butylate at 50 - 60℃; for 42h; | 94% |
With potassium tert-butylate; palladium dichloride In dichloromethane at 83 - 88℃; for 6 - 8h; | 95 - 97 %Chromat. |
With N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate In water; butanone at 20℃; Concentration; Temperature; Time; Pressure; |
2,3-dimethyl-4-nitropyridine N-oxide
4-amino-2,3-dimethylpyridine
Conditions | Yield |
---|---|
With hydrogen; acetic acid; palladium on activated charcoal at 60℃; under 2585.7 Torr; for 12h; | 94% |
With iron; acetic acid In water | 76% |
With iron In acetic acid at 100℃; for 2h; | 56% |
2,3-dimethyl-4-nitropyridine N-oxide
2,3-dimethyl-4-bromopyridine N-oxide
Conditions | Yield |
---|---|
With Acetyl bromide In chloroform for 1h; Heating; | 93% |
With hydrogen bromide In acetic acid at 100℃; for 48h; Heating; |
2,3-dimethyl-4-nitropyridine N-oxide
3-methyl-4-nitro-2-pyridinecarboxaldehyde-N-oxide
Conditions | Yield |
---|---|
With selenium(IV) oxide In 1,4-dioxane for 48h; Heating; | 88% |
2,3-dimethyl-4-nitropyridine N-oxide
2,2,3,3-tetrafluoropropanol
2,3-dimethyl-4-(2,2,3,3-tetrafluoropropoxy)pyridine-1-oxide
Conditions | Yield |
---|---|
With potassium tert-butylate at 50 - 60℃; | 86% |
2,3-dimethyl-4-nitropyridine N-oxide
propargyl alcohol
2,3-Dimethyl-4-prop-2-ynyloxy-pyridine 1-oxide
Conditions | Yield |
---|---|
With benzyltri(n-butyl)ammonium chloride; potassium carbonate In acetonitrile at 90℃; for 3h; | 86% |
2,3-dimethyl-4-nitropyridine N-oxide
5-decyne
Conditions | Yield |
---|---|
With 1,1,1,3',3',3'-hexafluoro-propanol; 9-(2-mesityl)-10-methylacridinium perchlorate In acetone at 50℃; for 48h; Schlenk technique; Glovebox; Inert atmosphere; Sealed tube; Irradiation; regioselective reaction; | 86% |
2,3-dimethyl-4-nitropyridine N-oxide
B
4-amino-2,3-dimethylpyridine
Conditions | Yield |
---|---|
With hydrogenchloride; titanium(III) chloride In water; acetonitrile at 20℃; for 1h; | A 17% B 83% |
2,3-dimethyl-4-nitropyridine N-oxide
2,2,3,3,4,4,5,5-octafluoropentan-1-ol
2,3-Dimethyl-4-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-pyridine 1-oxide
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 90 - 100℃; | 81% |
2,3-dimethyl-4-nitropyridine N-oxide
2,2,3,3,3-pentafluoropropyl alcohol
2,3-Dimethyl-4-(2,2,3,3,3-pentafluoropropoxy)pyridine N-oxide
Conditions | Yield |
---|---|
With N,N,N,N,N,N-hexamethylphosphoric triamide; potassium carbonate In butanone at 70 - 80℃; for 108h; | 74% |
2,3-dimethyl-4-nitropyridine N-oxide
2,2,3,3,4,4,4-heptafluorobutanol
2,3-Dimethyl-4-(2,2,3,3,4,4,4-heptafluorobutoxy)pyridine N-oxide
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 90 - 100℃; for 41h; | 73% |
2,3-dimethyl-4-nitropyridine N-oxide
diphenyl acetylene
Conditions | Yield |
---|---|
Stage #1: 2,3-dimethyl-4-nitropyridine N-oxide; diphenyl acetylene With tetrafluoroboric acid; 9-(2-mesityl)-10-methylacridinium perchlorate In acetonitrile at 50℃; for 24h; Schlenk technique; Glovebox; Inert atmosphere; Irradiation; Stage #2: In acetonitrile at 50℃; for 12h; Schlenk technique; Glovebox; Irradiation; | 67% |
2,3-dimethyl-4-nitropyridine N-oxide
5-decyne
Conditions | Yield |
---|---|
With tetrafluoroboric acid; oxygen; 9-(2-mesityl)-10-methylacridinium perchlorate In acetonitrile at 50℃; for 12h; Schlenk technique; Irradiation; | 65% |
2,3-dimethyl-4-nitropyridine N-oxide
benzyl alcohol
4-(benzyloxy)-2,3-dimethylpyridin-N-oxide
Conditions | Yield |
---|---|
With benzyltri(n-butyl)ammonium chloride; potassium carbonate In acetonitrile at 90℃; for 20h; | 57% |
2,3-dimethyl-4-nitropyridine N-oxide
Methanesulfonic anhydride
Conditions | Yield |
---|---|
In dichloromethane for 12h; Heating; | 54% |
2,3-dimethyl-4-nitropyridine N-oxide
2-methoxy-ethanol
4-(2-Methoxy-ethoxy)-2,3-dimethyl-pyridine 1-oxide
Conditions | Yield |
---|---|
With potassium carbonate for 20h; Heating; | 53% |
2,3-dimethyl-4-nitropyridine N-oxide
acetic anhydride
(3-methyl-4-nitropyridin-2-yl)methyl acetate
Conditions | Yield |
---|---|
at 100℃; for 3h; | 49% |
at 100℃; for 1.5h; | 11.5 g |
2,3-dimethyl-4-nitropyridine N-oxide
p-toluenesulfonylanhydride
Conditions | Yield |
---|---|
In dichloromethane for 12h; Heating; | 37% |
2,3-dimethyl-4-nitropyridine N-oxide
Conditions | Yield |
---|---|
Stage #1: 2,3-dimethyl-4-nitropyridine N-oxide With trichlorophosphate In dichloromethane at 20℃; for 24h; Stage #2: With triethylamine In dichloromethane at 0℃; for 0.5h; | 20% |
Multi-step reaction with 4 steps 1: 75 percent / phosphorus oxychloride / CH2Cl2 / 20 °C 2: 63 percent / 3 h / 100 °C 3: 78 percent / aq. hydrochloric acid / 24 h / 20 °C 4: 43 percent / thionyl chloride / CH2Cl2 / 1 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 75 percent / phosphorus oxychloride / CH2Cl2 / 20 °C 2: 37 percent / phosphorus oxychloride; triethylamine / CH2Cl2 / 2 h / 20 °C View Scheme |
2,3-dimethyl-4-nitropyridine N-oxide
trimethylsilyl cyanide
4-chloro-5,6-dimethyl-2-cyanopyridine
Conditions | Yield |
---|---|
With chloroformic acid ethyl ester In 1,2-dichloro-ethane at -5 - 40℃; | 18% |
2,3-dimethyl-4-nitropyridine N-oxide
ethanol
4-ethoxy-2,3-dimethylpyridine N-oxide
Conditions | Yield |
---|---|
With sodium ethanolate at 70℃; for 24h; Heating; |
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