2,3-Dichloro-4-aminophenol
Phenol,4-amino-2,3-dichloro-
CAS: 39183-17-0
Molecular Formula: C6H5Cl2NO
2,3-Dichloro-4-aminophenol - Names and Identifiers
2,3-Dichloro-4-aminophenol - Physico-chemical Properties
| Molecular Formula | C6H5Cl2NO |
| Molar Mass | 178.02 |
| Density | 1.560±0.06 g/cm3(Predicted) |
| Melting Point | >129°C (dec.) |
| Boling Point | 301.9±42.0 °C(Predicted) |
| Solubility | DMSO, Methanol |
| Appearance | Solid |
| Color | Brown |
| pKa | 7.81±0.23(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
2,3-Dichloro-4-aminophenol - Introduction
Phenol,4-amino-2,3-dichloro-is an organic compound with the chemical formula C6H4Cl2NOH. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: Phenol,4-amino-2,3-dichloro-white to light yellow solid.
-Melting point: about 120-123 ℃.
-Solubility: Soluble in alcohol and ketone, slightly soluble in acid and alkali, insoluble in water.
Use:
- Phenol,4-amino-2,3-dichloro-can be used as a dye intermediate, with good dye affinity.
-In organic synthesis, it can also be used as an important synthetic component.
Preparation Method:
- Phenol,4-amino-2,3-dichloro-can be obtained by p-nitrophenol replacement reaction. First, nitrophenol is reacted with sodium nitrite to form p-nitrophenol. The p-nitrophenol is then reduced to the aminophenol with sulfuric acid and ferrous chloride. Finally, the target product is obtained by chlorination with sulfonic acid chloride.
Safety Information:
- Phenol,4-amino-2,3-dichloro-irritating. Avoid inhalation, contact with skin or ingestion.
-Wear appropriate personal protective equipment such as lab gloves, glasses and protective clothing during operation.
-When storing and handling this compound, follow safe operating procedures and ensure good ventilation.
Nature:
-Appearance: Phenol,4-amino-2,3-dichloro-white to light yellow solid.
-Melting point: about 120-123 ℃.
-Solubility: Soluble in alcohol and ketone, slightly soluble in acid and alkali, insoluble in water.
Use:
- Phenol,4-amino-2,3-dichloro-can be used as a dye intermediate, with good dye affinity.
-In organic synthesis, it can also be used as an important synthetic component.
Preparation Method:
- Phenol,4-amino-2,3-dichloro-can be obtained by p-nitrophenol replacement reaction. First, nitrophenol is reacted with sodium nitrite to form p-nitrophenol. The p-nitrophenol is then reduced to the aminophenol with sulfuric acid and ferrous chloride. Finally, the target product is obtained by chlorination with sulfonic acid chloride.
Safety Information:
- Phenol,4-amino-2,3-dichloro-irritating. Avoid inhalation, contact with skin or ingestion.
-Wear appropriate personal protective equipment such as lab gloves, glasses and protective clothing during operation.
-When storing and handling this compound, follow safe operating procedures and ensure good ventilation.
Last Update：2024-04-10 22:29:15
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