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Cas:73895-87-1
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inquiryProName: (4-Amino-2-nitrophenyl)carbamic acid e... CasNo: 73895-87-1 Molecular Formula: C9H11N3O4 Appearance: white powder Application: Pharmaceuticals, pesticides, synthetic... DeliveryTime: 3-10 days PackAge: 1kg/Alu bag, 25kgs/Drum Port:
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Min.Order:1 Gram
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Min.Order:100 Gram
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Min.Order:1 Metric Ton
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Type:Trading Company
inquiryLower 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
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Min.Order:0
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Type:Lab/Research institutions
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inquiry(4-Amino-2-nitrophenyl)carbamic acid ethyl ester manufacturer CAS NO.73895-87-1 Application:(4-Amino-2-nitrophenyl)carbamic acid ethyl ester manufacturer CAS NO.73895-87-1
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inquiry(4-Amino-2-nitrophenyl)carbamic acid ethyl ester manufacturer CAS NO.73895-87-1Appearance:White needle crystalls or crystal powder Storage:Store in dry, dark and ventilated place Package:100g/bag, 1kg/bag, 25kg/drum Application:Pharmaceutical Interme
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Type:Lab/Research institutions
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inquiry2-ethoxycarbonylamino-5-phthalimidonitrobenzene
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
With methylamine In water; isopropyl alcohol at 60 - 65℃; for 2h; Concentration; Reagent/catalyst; Solvent; Temperature; Time; | 97.2% |
With hydrazine In 1,2-dimethoxyethane for 1.66667h; Heating / reflux; | 90% |
With hydrazine hydrate In 1,2-dimethoxyethane |
N-(4-aminophenyl)carbamic acid ethyl ester
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid In water at -5 - 0℃; for 0.5h; Inert atmosphere; | 60% |
Stage #1: N-(4-aminophenyl)carbamic acid ethyl ester With sulfuric acid In water at -5℃; Stage #2: With nitric acid In water at 0℃; for 0.5h; Inert atmosphere; | 60% |
Multi-step reaction with 3 steps 1: N,N-dimethyl-formamide / 2.5 h / 20 - 95 °C / Inert atmosphere 2: nitric acid / acetic acid / 20 - 105 °C / Inert atmosphere 3: methylamine / isopropyl alcohol; water / 2 h / 60 - 65 °C View Scheme |
1-ethoxycarbonylamino-4-phthalimidobenzene
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: nitric acid / acetic acid / 20 - 105 °C / Inert atmosphere 2: methylamine / isopropyl alcohol; water / 2 h / 60 - 65 °C View Scheme |
ethyl 4-nitrophenylcarbamate
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ammonium formate; 5%-palladium/activated carbon / tetrahydrofuran; water / 24 h / 50 °C / Inert atmosphere 2: sulfuric acid; nitric acid / water / 0.5 h / -5 - 0 °C / Inert atmosphere View Scheme |
5-amino-2-ethoxycarbonylaminonitrobenzene
4-fluorobenzaldehyde
2-ethoxycarbonylamino-5-(4-fluorobenzylideneamino)nitrobenzene
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 4h; Reflux; | 100% |
In ethanol at 20 - 65℃; Solvent; Temperature; | 97.9% |
Conditions | Yield |
---|---|
Stage #1: 5-amino-2-ethoxycarbonylaminonitrobenzene; 3-Fluorobenzaldehyde With toluene-4-sulfonic acid In toluene for 4h; Reflux; Stage #2: With methanol; sodium tetrahydroborate In ethyl acetate at 10℃; for 4h; | 88.6% |
Conditions | Yield |
---|---|
Stage #1: 5-amino-2-ethoxycarbonylaminonitrobenzene; 2-Fluorobenzaldehyde With toluene-4-sulfonic acid In toluene for 4h; Reflux; Stage #2: With methanol; sodium tetrahydroborate In ethyl acetate at 10℃; for 4h; | 87% |
5-amino-2-ethoxycarbonylaminonitrobenzene
4-fluorobenzaldehyde
2-ethoxycarbonylamino-5-(4-fluorobenzylamino)nitrobenzene
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water; isopropyl alcohol at 20℃; Solvent; Temperature; Time; | 81.7% |
Stage #1: 5-amino-2-ethoxycarbonylaminonitrobenzene With sodium tetrahydroborate; acetic acid In tetrahydrofuran at 35℃; Stage #2: 4-fluorobenzaldehyde In tetrahydrofuran at 35℃; for 1h; |
5-amino-2-ethoxycarbonylaminonitrobenzene
4-(4-chloro-benzenesulfonyl)-3-methyl-thiophene-2-carbaldehyde
C21H18ClN3O6S2
Conditions | Yield |
---|---|
In ethanol for 20h; Heating / reflux; | 61% |
5-Chloro-2-thiophenecarboxaldehyde
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
Stage #1: 5-Chloro-2-thiophenecarboxaldehyde; 5-amino-2-ethoxycarbonylaminonitrobenzene With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 40℃; for 3.5h; Ultrasonic bath; Stage #2: With hydrogenchloride; iron In ethanol; water for 0.166667h; | 56% |
5-methylthiophene-2-carboxaldehyde
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
Amberlite IRC-84 In o-xylene for 5h; Heating / reflux; |
5-amino-2-ethoxycarbonylaminonitrobenzene
5-fluorobenzofuran-3-carbaldehyde
Conditions | Yield |
---|---|
Amberlite IRC-84 In o-xylene for 5h; Heating / reflux; |
5-amino-2-ethoxycarbonylaminonitrobenzene
2-ethoxycarbonylamino-5-(4-fluorobenzylamino)nitrobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: ethanol / 20 - 65 °C 2: sodium tetrahydroborate / isopropyl alcohol; water / 0 - 30 °C View Scheme | |
Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid / toluene / 4 h / Reflux 2: sodium tetrahydroborate; methanol / ethyl acetate / 4 h / 10 °C View Scheme |
5-amino-2-ethoxycarbonylaminonitrobenzene
Retigabine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / isopropyl alcohol; water / 20 °C 2: hydrogen; palladium 10% on activated carbon; ammonia / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave View Scheme | |
Multi-step reaction with 2 steps 1: ethanol / 20 - 65 °C 2: hydrogen; palladium 10% on activated carbon; triethylamine / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave View Scheme | |
Multi-step reaction with 3 steps 1: ethanol / 20 - 65 °C 2: sodium tetrahydroborate / isopropyl alcohol; water / 0 - 30 °C 3: hydrogen; palladium 10% on activated carbon; ammonia / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave View Scheme | |
Multi-step reaction with 2 steps 1.1: acetic acid; sodium tetrahydroborate / tetrahydrofuran / 35 °C 1.2: 1 h / 35 °C 2.1: hydrogenchloride; iron / water; ethanol / 1 h / 25 °C View Scheme | |
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid / toluene / 4 h / Reflux 2: sodium tetrahydroborate; methanol / ethyl acetate / 4 h / 10 °C 3: hydrogen / ethyl acetate / 15 h / 55 - 60 °C / 8250.83 Torr View Scheme |
5-amino-2-ethoxycarbonylaminonitrobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium tetrahydroborate / isopropyl alcohol; water / 20 °C 2: hydrogen; palladium 10% on activated carbon; ammonia / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave 3: hydrogenchloride / methanol / 2 h / 25 - 30 °C View Scheme | |
Multi-step reaction with 3 steps 1: ethanol / 20 - 65 °C 2: hydrogen; palladium 10% on activated carbon; triethylamine / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave 3: hydrogenchloride / methanol / 2 h / 25 - 30 °C View Scheme | |
Multi-step reaction with 4 steps 1: ethanol / 20 - 65 °C 2: sodium tetrahydroborate / isopropyl alcohol; water / 0 - 30 °C 3: hydrogen; palladium 10% on activated carbon; ammonia / methanol / 25 - 30 °C / 2250.23 - 3000.3 Torr / Inert atmosphere; Autoclave 4: hydrogenchloride / methanol / 2 h / 25 - 30 °C View Scheme |
5-amino-2-ethoxycarbonylaminonitrobenzene
4-fluorobenzaldehyde
Retigabine
Conditions | Yield |
---|---|
Stage #1: 5-amino-2-ethoxycarbonylaminonitrobenzene; 4-fluorobenzaldehyde With sodium tetrahydroborate; acetic acid In tetrahydrofuran at 25 - 35℃; Stage #2: With hydrogenchloride; iron In ethanol; water at 25℃; for 1h; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: toluene-4-sulfonic acid / toluene / 4 h / Reflux 1.2: 4 h / 10 °C 2.1: hydrogen / ethyl acetate / 15 h / 55 - 60 °C / 8250.83 Torr View Scheme |
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