4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid
4-Methoxy-2-nitrobenzoic acid
CAS: 33844-21-2
Molecular Formula: C8H7NO5
4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid - Names and Identifiers
| Name | 4-Methoxy-2-nitrobenzoic acid |
| Synonyms | RARECHEM AL BO 1421 2-Nitro-p-anisic Acid 4-METHOXY-2-NITROBENZOIC ACID 4-Methoxy-2-nitrobenzoic acid 2-NITRO-4-METHOXYBENZOIC ACID Benzoic acid, 4-methoxy-2-nitro- benzoic acid, 4-methoxy-2-nitro- 4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid |
| CAS | 33844-21-2 |
| InChI | InChI=1/C8H7NO5/c1-14-5-2-3-6(8(10)11)7(4-5)9(12)13/h2-4H,1H3,(H,10,11) |
4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid - Physico-chemical Properties
| Molecular Formula | C8H7NO5 |
| Molar Mass | 197.14 |
| Density | 1.430±0.06 g/cm3(Predicted) |
| Melting Point | 196.5-200.5 °C (lit.) |
| Boling Point | 372.9±27.0 °C(Predicted) |
| Flash Point | 179.3°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 3.2E-06mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Light yellow to Light orange |
| pKa | 2.46±0.25(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.588 |
4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | 36 - Wear suitable protective clothing. |
| WGK Germany | 2 |
4-Carboxy-3-nitroanisole, 2-Nitro-p-anisic acid - Introduction
4-Methoxy-2-nitrobenzoic acid, chemical formula is C8H7NO5. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 4-Methoxy-2-nitrobenzoic acid is a yellow crystalline powder.
-Solubility: Soluble in some organic solvents, such as dimethyl sulfoxide and ethanol.
-Melting point: about 152-155°C.
Use:
- 4-Methoxy-2-nitrobenzoic acid is commonly used as an intermediate and catalyst in chemical research and laboratories.
-It can also be used in the fields of dyes, pigments and medicine.
Preparation Method:
- 4-Methoxy-2-nitrobenzoic acid can usually be obtained by reacting p-methoxybenzylnitromethane with nitric acid. The reaction conditions are usually carried out in the presence of strong acid.
Safety Information:
- 4-Methoxy-2-nitrobenzoic acid is relatively stable at room temperature and has no obvious explosive properties.
-However, it is a toxic substance and may cause harm to human health.
-use should comply with the relevant safety procedures, avoid direct contact with skin, eyes and respiratory tract. If exposed, rinse immediately with plenty of water and seek medical help.
Nature:
-Appearance: 4-Methoxy-2-nitrobenzoic acid is a yellow crystalline powder.
-Solubility: Soluble in some organic solvents, such as dimethyl sulfoxide and ethanol.
-Melting point: about 152-155°C.
Use:
- 4-Methoxy-2-nitrobenzoic acid is commonly used as an intermediate and catalyst in chemical research and laboratories.
-It can also be used in the fields of dyes, pigments and medicine.
Preparation Method:
- 4-Methoxy-2-nitrobenzoic acid can usually be obtained by reacting p-methoxybenzylnitromethane with nitric acid. The reaction conditions are usually carried out in the presence of strong acid.
Safety Information:
- 4-Methoxy-2-nitrobenzoic acid is relatively stable at room temperature and has no obvious explosive properties.
-However, it is a toxic substance and may cause harm to human health.
-use should comply with the relevant safety procedures, avoid direct contact with skin, eyes and respiratory tract. If exposed, rinse immediately with plenty of water and seek medical help.
Last Update：2024-04-09 20:45:29
