704-14-3
5-methoxy-2-nitrophenol
CAS: 704-14-3
Molecular Formula: C7H7NO4
704-14-3 - Names and Identifiers
| Name | 5-methoxy-2-nitrophenol |
| Synonyms | TIMTEC-BB SBB008609 5-methoxy-2-nitrophenol 5-Methoxy-2-nitrophenol 5-METHOXY-2-NITROPHENOL 5-METHOZY-2-NITROPHENOL 3-HYDROXY-4-NITROANISOLE 3-Hydroxy-4-nitroanisole phenol, 5-methoxy-2-nitro- 5-methoxy-2-nitrophenolate 2-Hydroxy-4-methoxynitrobenzene, 3-Hydroxy-4-nitrotoluene |
| CAS | 704-14-3 |
| InChI | InChI=1/C7H7NO4/c1-12-5-2-3-6(8(10)11)7(9)4-5/h2-4,9H,1H3 |
704-14-3 - Physico-chemical Properties
| Molecular Formula | C7H7NO4 |
| Molar Mass | 169.13 |
| Density | 1.367 |
| Melting Point | 92-94°C(lit.) |
| Boling Point | 298.4°C (rough estimate) |
| Flash Point | 133.7°C |
| Solubility | Chloroform (Slightly), Methanol (Slightly) |
| Vapor Presure | 0.000764mmHg at 25°C |
| Appearance | Powder or Crystals |
| Color | Yellow |
| pKa | 6.95±0.13(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.5830 (rough estima |
704-14-3 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29095000 |
| Hazard Class | IRRITANT |
704-14-3 - Introduction
5-methoxy-2-nitrophenol(5-methoxy-2-nitrophenol) is an organic compound with the chemical formula C7H7NO4. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: yellow to orange crystal or powder state.
-Melting point: about 137-140°C.
-Solubility: Can be dissolved in most organic solvents and ethanol, slightly soluble in water.
Use:
- 5-methoxy-2-nitrophenol is often used as a dye or intermediate for dyeing, cosmetics, printing and ink.
Preparation Method:
- 5-methoxy-2-nitrophenol can be synthesized by the reaction of p-nitrophenol with methyl iodide. The specific steps include first dissolving nitrophenol in an aqueous solution of sodium carbonate, and then slowly adding methyl iodide to react to generate 5-methoxy-2-nitrophenol. The target product was finally purified by crystallization.
Safety Information:
- 5-methoxy-2-nitrophenol is highly toxic and is a hazardous substance. Contact with or inhalation of this compound may be hazardous to human health and direct contact with skin, eyes and respiratory tract should be avoided.
-Wear personal protective equipment such as chemical protective gloves, goggles and protective masks during use.
-During storage and handling, the compound should be stored in a closed container and avoid contact with oxidants or flammable substances.
-When handling waste of this compound, appropriate safety measures should be taken to comply with relevant environmental regulations and regulations.
Nature:
-Appearance: yellow to orange crystal or powder state.
-Melting point: about 137-140°C.
-Solubility: Can be dissolved in most organic solvents and ethanol, slightly soluble in water.
Use:
- 5-methoxy-2-nitrophenol is often used as a dye or intermediate for dyeing, cosmetics, printing and ink.
Preparation Method:
- 5-methoxy-2-nitrophenol can be synthesized by the reaction of p-nitrophenol with methyl iodide. The specific steps include first dissolving nitrophenol in an aqueous solution of sodium carbonate, and then slowly adding methyl iodide to react to generate 5-methoxy-2-nitrophenol. The target product was finally purified by crystallization.
Safety Information:
- 5-methoxy-2-nitrophenol is highly toxic and is a hazardous substance. Contact with or inhalation of this compound may be hazardous to human health and direct contact with skin, eyes and respiratory tract should be avoided.
-Wear personal protective equipment such as chemical protective gloves, goggles and protective masks during use.
-During storage and handling, the compound should be stored in a closed container and avoid contact with oxidants or flammable substances.
-When handling waste of this compound, appropriate safety measures should be taken to comply with relevant environmental regulations and regulations.
Last Update：2024-04-09 02:00:47
