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2-Amino-3-nitrophenol
2,3-diaminophenol
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol; ethyl acetate at 20℃; for 4h; | 100% |
With hydrogen; palladium 10% on activated carbon In ethanol at 20℃; for 12h; | 99% |
With hydrogen; palladium 10% on activated carbon In ethanol at 20℃; for 12h; | 99% |
1-methyl-pyrrolidin-2-one
dichlorotriphenylphosphorane
2,3-diaminophenol
Conditions | Yield |
---|---|
In methanol | 91% |
2,3-dinitrophenol
2,3-diaminophenol
Conditions | Yield |
---|---|
With palladium on activated charcoal; ethanol Hydrogenation; | |
With ethanol; nickel Hydrogenation; | |
With hydrogenchloride; tin |
benzo[1,2,5]thiadiazol-4-ol
2,3-diaminophenol
Conditions | Yield |
---|---|
With hydrogenchloride; iron for 0.333333h; Heating; | |
With hydrogenchloride; iron for 0.333333h; Heating; |
meta-nitrophenol
2,3-diaminophenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous nitric acid 2: tin; aqueous HCl View Scheme |
Conditions | Yield |
---|---|
for 0.0833333h; Neat (no solvent); Microwave irradiation; | 95% |
2,3-diaminophenol
para-methylacetophenone
acetone
6-hydroxy-4-(4-methylphenyl)-2,2-dimethyl-2,3-dihydro-1H-1,5-benzodiazepine
Conditions | Yield |
---|---|
With acetic acid for 0.0333333h; Microwave irradiation; | 95% |
2,3-diaminophenol
2-Methoxyacetophenone
6-hydroxy-2,4-bis(2-methoxyphenyl)-2-methyl-2,3-dihydro-1H-1,5-benzodiazepine
Conditions | Yield |
---|---|
With acetic acid for 0.0333333h; Microwave irradiation; | 93% |
2,3-diaminophenol
acetylacetone
Conditions | Yield |
---|---|
With sulfuric acid In ethanol at 20℃; for 0.5h; | 92% |
2,3-diaminophenol
orthoformic acid triethyl ester
4-hydroxy-1H-benzimidazole
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 120℃; | 90% |
Conditions | Yield |
---|---|
In toluene Heating / reflux; | A 90% B n/a |
In toluene Heating / reflux; |
2,3-diaminophenol
1,10-phenanthroline-5,6-dione
6-hydroxydipyrido[3,2-a:2',3'-c]phenazine
Conditions | Yield |
---|---|
In ethanol for 4h; Reflux; | 90% |
In ethanol for 4h; Reflux; | 60% |
In ethanol at 80℃; for 3h; Inert atmosphere; | 58.2% |
In ethanol for 6h; Heating; | 45.9% |
2,3-diaminophenol
1-(3-Methoxyphenyl)ethanone
6-hydroxy-2,4-bis(3-methoxyphenyl)-2-methyl-2,3-dihydro-1H-1,5-benzodiazepine
Conditions | Yield |
---|---|
With acetic acid for 0.0333333h; Microwave irradiation; | 90% |
2,3-diaminophenol
1-(4-methoxyphenyl)ethanone
6-hydroxy-2,4-bis(4-methoxyphenyl)-2-methyl-2,3-dihydro-1H-1,5-benzodiazepine
Conditions | Yield |
---|---|
With acetic acid for 0.05h; Microwave irradiation; | 88% |
2,3-diaminophenol
2-chloro-6-(trifluoromethyl)pyridine-3-carboxylic acid
7-hydroxy-2-(trifluoromethyl)-6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one
Conditions | Yield |
---|---|
With sulfolane at 150℃; | 87% |
In sulfolane at 150℃; Inert atmosphere; |
Conditions | Yield |
---|---|
for 0.0833333h; Neat (no solvent); Microwave irradiation; | 85% |
pyridine
2,3-diaminophenol
Conditions | Yield |
---|---|
In pyridine byproducts: isopropanol; (inert atm.); addn. of alcohol to a stirred soln. of titanium complex inpyridine, heating to dissolve, stirring for 12 h; slow evapn.; elem. anal.; | 84.4% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 0.5h; | 82% |
2,3-diaminophenol
malononitrile
2,7,8-triamino-4-(3-bromo-4,5-dimethoxyphenyl)-4H-chromene-3-carbonitrile
Conditions | Yield |
---|---|
Stage #1: 5-bromoveratralaldehyde; malononitrile With N,N-dimethylisopropyl amine In ethanol at 20℃; for 2h; Stage #2: 2,3-diaminophenol In ethanol at 20℃; | 82% |
2,3-diaminophenol
(4-nitrophenyl)ethanone
6-amino-2-methyl-2,4-bis(4-nitrophenyl)-2,3-dihydro-1,5-benzoxazepine
Conditions | Yield |
---|---|
With acetic acid for 0.05h; Microwave irradiation; | 81% |
2,3-diaminophenol
para-methylacetophenone
6-amino-2-methyl-2,4-bis(4-methylphenyl)-2,3-dihydro-1,5-benzoxazepine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid for 0.0333333h; Microwave irradiation; | 81% |
Conditions | Yield |
---|---|
With diethylamine In N,N-dimethyl-formamide at 90℃; for 5h; | 80% |
Conditions | Yield |
---|---|
for 6h; Reflux; | 78% |
2,3-diaminophenol
(3Z)-1-ethyl-3-[(ethylcarbamoylamino)-methylsulfanyl-methylene]urea
Conditions | Yield |
---|---|
With sulfuric acid; sodium acetate In 1,4-dioxane for 1h; pH=3.5; Heating; | 77% |
2,3-diaminophenol
5-bromoveratralaldehyde
malononitrile
2,7,8-triamino-4-(3-bromo-4,5-dimethoxyphenyl)-4H-chromene-3-carbonitrile
Conditions | Yield |
---|---|
With piperidine In ethanol at 80℃; for 16h; Inert atmosphere; | 76% |
With piperidine In ethanol at 20℃; |
2,3-diaminophenol
3-amino-6-(4-(methylsulfonyl)phenyl)pyrazine-2-carboxylic acid
2-(3-amino-6-(4-(methylsulfonyl)phenyl)pyrazin-2-yl)-1H-benzo[d]imidazol-7-ol
Conditions | Yield |
---|---|
With diethyl cyanophosphonate; triethylamine In 1,2-dimethoxyethane at 170℃; for 1h; Microwave irradiation; | 74% |
2,3-diaminophenol
tert-butylchlorodiphenylsilane
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 20℃; for 48h; | 73% |
With 1H-imidazole In dichloromethane at 20℃; for 48h; | 73% |
2,3-diaminophenol
4"-trifluoromethyl[1",4';1',4]terphenyl-1-carbaldehyde
4-hydroxy-2-(4-trifluoromethyl[1,1':4',1''-terphenyl]-4-yl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
With sodium metabisulfite In ethanol; water at 70 - 80℃; | 70% |
Conditions | Yield |
---|---|
With sodium metabisulfite In ethanol; water at 70 - 80℃; | 70% |
Conditions | Yield |
---|---|
With sodium metabisulfite In ethanol; water at 70 - 80℃; | 68% |
4"-trifluoromethoxy[1",4';1',4]terphenyl-1-carbaldehyde
4-hydroxy-2-(4-trifluoromethoxy[1,1':4',1''-terphenyl]-4-yl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
With sodium metabisulfite In ethanol; water at 70 - 80℃; | 68% |
2,3-diaminophenol
(2E)-3-[6-(acetylamino)-3-pyridinyl]-N-{2-[3-(chloromethyl)-2,4-dichloromethylanilino]-2-oxoethyl}-2-propenamide
(2E)-3-[6-(acetylamino)-3-pyridinyl]-N-{2-[2,4-dichloro-3-[(2,3-diaminophenoxy)methyl]methylanilino]-2-oxoethyl}-2-propenamide
Conditions | Yield |
---|---|
Stage #1: 2,3-diaminophenol With sodium hydride In N,N-dimethyl-formamide for 0.333333h; cooling; Stage #2: (2E)-3-[6-(acetylamino)-3-pyridinyl]-N-{2-[3-(chloromethyl)-2,4-dichloromethylanilino]-2-oxoethyl}-2-propenamide In N,N-dimethyl-formamide at 0 - 20℃; for 2.5h; | 66.6% |
2,3-diaminophenol
[1,1′:4′,1″-terphenyl]-4-carbaldehyde
4-hydroxy-2-([1,1':4',1''-terphenyl]-4-yl)-1H-benzo[d]imidazole
Conditions | Yield |
---|---|
With sodium metabisulfite In ethanol; water at 70 - 80℃; | 65% |
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