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
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inquiry2-Amino-4-nitrophenol Basic information Product Name: 2-Amino-4-nitrophenol Synonyms: 2-HYDROXY-5-NITROANILINE;2-AMINO-4-NITROPHENOL;4-NAP;4-NITRO-2-AMINOPHENOL;3-AMINO-4-HYDROXYNITROBEN
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inquiryCAS Number 99-57-0 Product Name 2-amino-4-nitrophenol Synonyms 2-amino-4-nitrophenol; 2-amino-4-nitrophenolate; 3-amino-4-hydrox
Hangzhou 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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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
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inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air
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Hunan chemfish Pharmaceutical co.,Ltd a comprehensive enterprise, is located in High-Tech Science Park,Changsha,Chia . Specializing in R&D, manufacture and marketing, we provide a wide range of products and the most professional services to meet the
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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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:99-57-0
Min.Order:1 Kilogram
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inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
2-Amino-4-nitrophenol 99-57-0 Application:2-Amino-4-nitrophenol 99-57-0
2-Amino-4-nitrophenol cas 99-57-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
2-Amino-4-nitrophenol 99-57-0Appearance:off-white Storage:stored in a cool, dry and ventilated place Package:as per buyer's request Application:Organic Chemicals Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By ai
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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
Quality assurance, stable process and affordable priceAppearance:detailed see specifications Storage:enquiry Package:according to the clients requirement Application:Pharmaceutical intermediates Transportation:Normal Port:chengdu
Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
Conditions | Yield |
---|---|
With hydrazine hydrate at 90℃; for 18h; | 98% |
With hydrazine hydrate In water at 110℃; Sealed tube; Green chemistry; | 95% |
With hydrazine hydrate In isopropyl alcohol at 110℃; for 0.25h; Catalytic behavior; Sealed tube; chemoselective reaction; | 94% |
Conditions | Yield |
---|---|
With 5%-palladium/activated carbon; hydrogen at 70℃; under 4500.45 Torr; for 2h; Temperature; Pressure; Time; Autoclave; | 97.1% |
C6H7BN2O4
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
With iron(III) oxide; oxygen In tetrahydrofuran at 20℃; Irradiation; | 95% |
Conditions | Yield |
---|---|
With nickel; hydrazine hydrate In ethanol; 1,2-dichloro-ethane at 50 - 60℃; for 4h; | A 7% B 92% |
With hydrogen; iron; acetic acid; palladium dichloride In ethanol at 20 - 25℃; under 258.6 - 2327.2 Torr; | A n/a B 79% |
With sodium hydroxide; sodium disulfide | |
With sodium sulfide; 5-hydroxynaphtho-1,4-quinone; water In methanol; phosphate buffer for 12h; pH=2.5; Reduction; |
Conditions | Yield |
---|---|
With nickel ammonium sulfate; nitric acid In chloroform; water at 20℃; for 3h; | 92% |
Multi-step reaction with 2 steps 2: HNO3+H2SO4 / <0 / beim Kochen des Reaktionsprodukts mit Salzsaeure View Scheme | |
With sulfuric acid; nitric acid In chloroform at 8 - 12℃; Solvent; Temperature; Large scale; | 830 kg |
2-azido-4-nitrophenol
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
With ammonium hydroxide at 90℃; for 2.41667h; | 78% |
A
2,4-Dinitrophenol
B
2-hydroxy-5-nitroaniline
C
2-Phenyl-5,6,7,8-tetrahydro-imidazo<1,2-a>pyridin
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 25℃; for 5h; Inert atmosphere; Schlenk technique; Sealed tube; Irradiation; | A 33% B 22% C 75% |
Conditions | Yield |
---|---|
With water; sodium hydroxide at 100℃; for 4h; | 65% |
Conditions | Yield |
---|---|
With sulfuric acid; aminosulfonic acid; nitric acid at 0℃; for 0.5h; | A 26% B 44% |
Conditions | Yield |
---|---|
With sodium hydroxide for 72h; Heating; | 30% |
2-methyl-1,3-benzoxazole
A
2-hydroxy-5-nitroaniline
B
2-Amino-5-nitrophenol
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid beim Kochen des Reaktionsprodukts mit Salzsaeure; |
Conditions | Yield |
---|---|
With sulfuric acid |
2,4-Dinitrophenol
hydrogen sulfide
ammonia
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
at 80 - 90℃; |
Conditions | Yield |
---|---|
bei der elektrolytischen Reduktion; |
Conditions | Yield |
---|---|
With sulfuric acid |
sulfuric acid
3-nitrophenyl azide
A
4-amino-2-nitrophenol
B
2-hydroxy-5-nitroaniline
para-methoxynitrobenzene
A
4-methoxy-aniline
B
2-hydroxy-5-nitroaniline
C
3-amino-4-methoxynitrobenzene
Conditions | Yield |
---|---|
With 3,5-dinitrobenzoic acid; ammonia In water-d2; acetonitrile UV-irradiation; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Na2S2O4; NaOH-solution / <30 3: HNO3+H2SO4 / <0 / beim Kochen des Reaktionsprodukts mit Salzsaeure View Scheme |
2,4-Dinitrophenol
A
4-nitro-phenol
B
1,2-dihydroxy-4-nitrobenzene
E
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
In isopropyl alcohol Mechanism; Irradiation; |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: triethylamine / acetone / 25 °C / Inert atmosphere 2: hydrazine hydrate / methanol; dichloromethane / 8 h / 0 °C / Inert atmosphere 3: hydrogenchloride / ethanol / 25 °C / Inert atmosphere 4: sodium carbonate / dichloromethane / 2 h / 25 °C / Inert atmosphere 5: dimethyl sulfoxide / 5 h / 25 °C / Inert atmosphere; Schlenk technique; Sealed tube; Irradiation View Scheme |
2-(2,4-dinitrophenoxy)-1H-isoindole-1,3(2H)-dione
A
2,4-Dinitrophenol
B
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: hydrazine hydrate / methanol; dichloromethane / 8 h / 0 °C / Inert atmosphere 2: hydrogenchloride / ethanol / 25 °C / Inert atmosphere 3: sodium carbonate / dichloromethane / 2 h / 25 °C / Inert atmosphere 4: dimethyl sulfoxide / 5 h / 25 °C / Inert atmosphere; Schlenk technique; Sealed tube; Irradiation View Scheme |
O-(2,4-dinitrophenyl)hydroxylamine
A
2,4-Dinitrophenol
B
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogenchloride / ethanol / 25 °C / Inert atmosphere 2: sodium carbonate / dichloromethane / 2 h / 25 °C / Inert atmosphere 3: dimethyl sulfoxide / 5 h / 25 °C / Inert atmosphere; Schlenk technique; Sealed tube; Irradiation View Scheme |
A
2,4-Dinitrophenol
B
2-hydroxy-5-nitroaniline
C
2-Phenyl-5,6,7,8-tetrahydro-imidazo<1,2-a>pyridin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium carbonate / dichloromethane / 2 h / 25 °C / Inert atmosphere 2: dimethyl sulfoxide / 5 h / 25 °C / Inert atmosphere; Schlenk technique; Sealed tube; Irradiation View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: triethylamine / 1,2-dichloro-ethane / 65 - 75 °C / Large scale 2.1: hydrogen; platinum on activated charcoal / 1,2-dichloro-ethane / 55 - 65 °C / 4500.45 - 6000.6 Torr / Large scale 3.1: sulfuric acid; sodium nitrite; copper(II) sulfate / isopropyl alcohol; ethyl acetate / Heating; Large scale 4.1: sulfuric acid; nitric acid / dichloromethane / 35 - 45 °C / Large scale 4.2: 100 - 105 °C / 1125.11 - 1875.19 Torr / pH 8 / Large scale View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: palladium on activated charcoal; hydrogen / 1,2-dichloro-ethane / 35 - 40 °C / 1500.15 - 4500.45 Torr / Large scale 2.1: triethylamine / 1,2-dichloro-ethane / 65 - 75 °C / Large scale 3.1: hydrogen; platinum on activated charcoal / 1,2-dichloro-ethane / 55 - 65 °C / 4500.45 - 6000.6 Torr / Large scale 4.1: sulfuric acid; sodium nitrite; copper(II) sulfate / isopropyl alcohol; ethyl acetate / Heating; Large scale 5.1: sulfuric acid; nitric acid / dichloromethane / 35 - 45 °C / Large scale 5.2: 100 - 105 °C / 1125.11 - 1875.19 Torr / pH 8 / Large scale View Scheme |
4-nitrobenzo[d]oxazol-2(3H)-one
A
2-hydroxy-5-nitroaniline
B
2-Amino-5-nitrophenol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydrogen; platinum on activated charcoal / 1,2-dichloro-ethane / 55 - 65 °C / 4500.45 - 6000.6 Torr / Large scale 2.1: sulfuric acid; sodium nitrite; copper(II) sulfate / isopropyl alcohol; ethyl acetate / Heating; Large scale 3.1: sulfuric acid; nitric acid / dichloromethane / 35 - 45 °C / Large scale 3.2: 100 - 105 °C / 1125.11 - 1875.19 Torr / pH 8 / Large scale View Scheme |
chloroacetyl chloride
2-hydroxy-5-nitroaniline
6-nitro-4H-benzo[1,4]oxazin-3-one
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 100% |
With sodium hydrogencarbonate In water; 4-methyl-2-pentanone at 0℃; Heating / reflux; | 100% |
Stage #1: 2-hydroxy-5-nitroaniline With sodium hydrogencarbonate In water at 0℃; for 0.5h; Stage #2: chloroacetyl chloride In water Reflux; | 95% |
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran at 0 - 20℃; for 2h; | 100% |
chloranil
2-hydroxy-5-nitroaniline
8-nitro-1,2,4-trichloro-3H-phenoxazin-3-one
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 24h; | 99% |
With sodium acetate In ethanol | |
With ethanol; sodium acetate at 25℃; |
1,1'-carbonyldiimidazole
2-hydroxy-5-nitroaniline
5-nitro-3H-benzooxazol-2-one
Conditions | Yield |
---|---|
In tetrahydrofuran for 2h; Reflux; | 99% |
In tetrahydrofuran for 3h; Reflux; | 99% |
In dichloromethane at 20℃; for 24h; Inert atmosphere; | 96% |
trifluoroacetic anhydride
2-hydroxy-5-nitroaniline
N-(2'-hydroxy-5'-nitrophenyl)trifluoroacetamide
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran at 20℃; for 16h; | 99% |
Conditions | Yield |
---|---|
With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; | 98% |
Conditions | Yield |
---|---|
With Cl(1-)*C5H14NO(1+)*3ZnCl2 In neat (no solvent) for 0.166667h; Paal-Knorr Pyrrole Synthesis; Sealed tube; Sonication; Green chemistry; | 98% |
With MIL-53(Al) In neat (no solvent) at 80℃; for 0.25h; Paal-Knorr Pyrrole Synthesis; Sonication; | 98% |
With nano-Fe3O4 immoblized lewis acidic ionic liquid In neat (no solvent) at 20℃; for 0.75h; Paal-Knorr Pyrrole Synthesis; Sonication; | 63% |
Conditions | Yield |
---|---|
With lithium chloride In 1-methyl-pyrrolidin-2-one; water; isopropyl alcohol at 20℃; for 1h; Inert atmosphere; Cooling with ice; | 98% |
benzaldehyde
2-hydroxy-5-nitroaniline
2-hydroxy-5-nitro-N-benzylideneaniline
Conditions | Yield |
---|---|
In methanol for 1h; | 97.2% |
In water at 140℃; for 3.5h; Temperature; High pressure; | 64.5% |
formic acid
2-hydroxy-5-nitroaniline
N-(2-hydroxy-5-nitrophenyl)formamide
Conditions | Yield |
---|---|
Stage #1: formic acid With acetic anhydride at 70℃; for 2h; Stage #2: 2-hydroxy-5-nitroaniline In tetrahydrofuran at 20℃; for 3h; | 97% |
Stage #1: formic acid With acetic anhydride at 70℃; for 2h; Stage #2: 2-hydroxy-5-nitroaniline In tetrahydrofuran at 20℃; for 3h; | 97% |
With sodium formate for 2.5h; Heating; | 94% |
With pyridine; acetic anhydride at 20℃; for 18h; |
butyryl chloride
2-hydroxy-5-nitroaniline
N-(2'-hydroxy-5'-nitrophenyl)butyramide
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran Heating; | 97% |
With pyridine In tetrahydrofuran for 60h; Heating; | 97% |
With 4-methyl-morpholine In dichloromethane at 0℃; for 0.5h; | 72% |
potassium ethyl xanthogenate
2-hydroxy-5-nitroaniline
2-mercapto-5-nitrobenzo[d]oxazole
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol | 97% |
In ethanol for 12h; Reflux; | 97% |
In methanol for 6h; Reflux; | 94% |
2,2'-dipyridyl carbonate
2-hydroxy-5-nitroaniline
5-nitro-3H-benzooxazol-2-one
Conditions | Yield |
---|---|
In dichloromethane for 1h; Ambient temperature; | 96% |
2-hydroxy-5-nitroaniline
(Z)-2-<1',2',-bis(tert-butylthio)vinyl>-5-nitrobenzoxazole
Conditions | Yield |
---|---|
In methanol for 2h; Ambient temperature; | 96% |
Conditions | Yield |
---|---|
With Al-Cu-Cl- hydrotalcite at 60℃; for 1h; | 96% |
Heating; | 94% |
In 1,4-dioxane at 210℃; for 0.25h; microwave; | 90% |
acetic anhydride
2-hydroxy-5-nitroaniline
2-methyl-5-nitro-1,3-benzoxazole
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 100℃; Acetylation; cyclization; | 96% |
With toluene-4-sulfonic acid In toluene at 50 - 120℃; for 3h; | |
Stage #1: acetic anhydride; 2-hydroxy-5-nitroaniline In toluene for 1h; Reflux; Stage #2: With toluene-4-sulfonic acid In toluene for 5h; Dean-Stark; | 8 g |
2-hydroxy-5-nitroaniline
S-tert-butyl cyclohexylcarbamoylthioacetate
Conditions | Yield |
---|---|
With silver trifluoroacetate In tetrahydrofuran at 20℃; | 96% |
Conditions | Yield |
---|---|
In methanol at 20℃; | 96% |
Conditions | Yield |
---|---|
With sodium docusate In water at 60℃; for 2.5h; Reagent/catalyst; | 96% |
Conditions | Yield |
---|---|
In water at 60℃; | 95% |
With toluene-4-sulfonic acid In toluene at 100℃; | 82% |
for 0.00277778h; Green chemistry; | 56% |
With acetic acid | |
at 25℃; |
potassium ethyl xanthogenate
2-hydroxy-5-nitroaniline
4-nitro-1,3-benzoaxazolidine-2-thione
Conditions | Yield |
---|---|
With acetic acid In ethanol for 4.5h; pH=5; Reflux; | 95% |
In ethanol Reflux; | 95% |
In pyridine at 120℃; for 16h; | 84% |
Stage #1: potassium ethyl xanthogenate; 2-hydroxy-5-nitroaniline In pyridine for 1h; Heating / reflux; Stage #2: With hydrogenchloride In pyridine; water | 79% |
butyryl chloride
2-hydroxy-5-nitroaniline
2-butyrylamino-4-nitrophenylbutanoate
Conditions | Yield |
---|---|
With triethanolamine In CH2C2; dichloromethane | 95% |
orthoformic acid triethyl ester
2-hydroxy-5-nitroaniline
5-nitro-benzooxazole
Conditions | Yield |
---|---|
at 160℃; for 4h; | 95% |
With 1,1'-((ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl))bis(3-propyl-1H-imidazol-3-ium) bromide In neat (no solvent) for 0.333333h; Heating; | 92% |
at 150℃; for 6h; | 85% |
titanium(IV) isopropylate
salicylaldehyde
2-hydroxy-5-nitroaniline
Ti(C6H3(NO2)(O)NCHC6H4(O))2
Conditions | Yield |
---|---|
byproducts: (CH3)2CHOH, H2O; extn. (THF); elem. anal.; | 94.4% |
(Z)-2-hydroxy-4-oxo-4-phenylbut-2-enoic acid
2-hydroxy-5-nitroaniline
Conditions | Yield |
---|---|
In isopropyl alcohol for 2.5h; Heating; | 94% |
4-chlorobenzoyl chloride
2-hydroxy-5-nitroaniline
2-(4-bromophenyl)-5-nitro-1,3-benzoxazole
Conditions | Yield |
---|---|
In 1,4-dioxane at 210℃; for 0.25h; microwave; | 94% |
Stage #1: 4-chlorobenzoyl chloride; 2-hydroxy-5-nitroaniline In 1,4-dioxane at 210℃; for 0.25h; Irradiation; Stage #2: With sodium hydroxide In 1,4-dioxane; water at 20℃; |
Conditions | Yield |
---|---|
With tin dioxide In ethanol at 20℃; for 0.216667h; Green chemistry; | 94% |
In neat (no solvent) at 140℃; for 6h; | 90% |
Stage #1: benzaldehyde; 2-hydroxy-5-nitroaniline In m-xylene at 120℃; for 0.5h; Inert atmosphere; Stage #2: With oxygen; 4-methoxy-2,2,6,6-tetramethylpiperidin-1-oxyl radical In m-xylene at 120℃; for 10h; | 89% |
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