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| CAS No.: | 4992-63-6 |
|---|---|
| Name: | 3,4-DIETHOXY NITROBENZENE |
| Molecular Structure: | |
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| Formula: | C10H13 N O4 |
| Molecular Weight: | 211.218 |
| Synonyms: | 1,2-Diethoxy-4-nitrobenzene;1,2-Ethoxy-4-nitrobenzene |
| Density: | 1.158g/cm3 |
| Melting Point: | 75 °C |
| Boiling Point: | 328.6oC at 760 mmHg |
| Flash Point: | 145.8oC |
| PSA: | 64.28000 |
| LogP: | 2.91540 |

| Conditions | Yield |
|---|---|
| With potassium carbonate In DMF (N,N-dimethyl-formamide) at 70℃; for 12h; | 95.6% |
| Stage #1: 1,2-dihydroxy-4-nitrobenzene With sodium hydride In DMF (N,N-dimethyl-formamide) at 20℃; for 0.5h; Stage #2: ethyl iodide at 0 - 20℃; for 12h; | 76% |
| With sodium hydride In 1,4-dioxane | |
| Stage #1: 1,2-dihydroxy-4-nitrobenzene With sodium hydride In N,N-dimethyl-formamide at 50℃; for 0.75h; Stage #2: ethyl iodide In N,N-dimethyl-formamide at 50℃; for 2h; |

| Conditions | Yield |
|---|---|
| With Montmorillonite KSF; nitric acid; hafnium oxychloride In tetrahydrofuran at 20℃; for 18h; | 92% |
| With Yb-Mo-modified montmorillonite HKSF; nitric acid In tetrahydrofuran at 20℃; for 12h; | 66% |
| With nitric acid; acetic acid | |
| (nitration); |

| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: alcoholic KOH-solution 2: glacial acetic acid; nitric acid View Scheme |

| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: KOH / 2-methoxy-ethanol 2: (nitration) View Scheme |

1,2-diethoxy-4-nitrobenzene


2-Ethoxy-4-nitrophenol K-Salt

| Conditions | Yield |
|---|---|
| With potassium hydroxide In water for 9h; Heating; | 98% |

1,2-diethoxy-4-nitrobenzene


3,4-diethoxyaniline

| Conditions | Yield |
|---|---|
| With hydrogen; palladium 10% on activated carbon In ethanol for 6h; | 92.9% |
| With sodium sulfide |

| Conditions | Yield |
|---|---|
| With sodium hydroxide at 100℃; |

1,2-diethoxy-4-nitrobenzene


1,2-diethoxy-4,5-dinitrobenzene

| Conditions | Yield |
|---|---|
| With nitric acid | |
| With ammonium nitrate; sulfuric acid In acetic acid |

1,2-diethoxy-4-nitrobenzene


3-ethoxy-4-hydroxynitrobenzene

| Conditions | Yield |
|---|---|
| With sodium hydroxide | |
| With potassium hydroxide In 2-methoxy-ethanol Heating; | |
| Stage #1: 4-Nitro-1,2-diethoxybenzene With water; potassium hydroxide In 2-methoxy-ethanol for 18h; Reflux; Stage #2: With hydrogenchloride In water pH=1; |

| Conditions | Yield |
|---|---|
| With hydrogen bromide; acetic acid |