491-11-2
3-chloro-4-nitrophenol
CAS: 491-11-2
Molecular Formula: C6H4ClNO3
491-11-2 - Names and Identifiers
| Name | 3-chloro-4-nitrophenol |
| Synonyms | 3-Chlor-4-nitrophenol 3-chloro-4-nitrophenol 3-Chlor-4-nitrobenzolol Phenol, 3-chloro-4-nitro- phenol, 3-chloro-4-nitro- 2-Chloro-4-hydroxynitrobenzene |
| CAS | 491-11-2 |
| EINECS | 207-730-0 |
| InChI | InChI=1/C6H4ClNO3/c7-5-3-4(9)1-2-6(5)8(10)11/h1-3,9H |
491-11-2 - Physico-chemical Properties
| Molecular Formula | C6H4ClNO3 |
| Molar Mass | 173.55 |
| Density | 1.554 |
| Melting Point | 120-121℃ |
| Boling Point | 330.5±27.0 °C(Predicted) |
| Flash Point | 153.7°C |
| Vapor Presure | 8.62E-05mmHg at 25°C |
| pKa | 6.32±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.626 |
491-11-2 - Introduction
3-chloro-4-nitrophenol, chemical formula C6H4ClNO3, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
1. Appearance: 3-chloro-4-nitrophenol is a yellow crystalline solid.
2. Melting Point: about 81-84 degrees Celsius.
3. Solubility: 3-chloro-4-nitrophenol is soluble in alcohol, ether, ketone and other organic solvents, but insoluble in water.
Use:
1. Chemical Synthesis: 3-chroo-4-nitrophenol is an important organic synthesis intermediates, can be used for the synthesis of pesticides, dyes and pharmaceuticals and other chemicals.
2. Preservatives: Due to its antibacterial, antioxidant and preservative properties, 3-chloro-4-nitrophenol is often used as a wood preservative.
Preparation Method:
3-chloro-4-nitrophenol can be prepared by chlorination of p-nitrophenol. Specific steps are as follows:
1. Dissolve nitrophenol in an organic solvent, such as ethanol or methanol.
2. Add hydrogen chloride gas or anhydrous aluminum chloride to the solution, and heat the reaction.
3. After completion of the reaction, the solution was cooled and filtered to obtain the product.
Safety Information:
1. 3-chloro-4-nitrophenol is an organic compound and should be used and handled with appropriate laboratory safety measures, such as protective glasses, gloves and laboratory clothing.
2. Avoid contact with skin, eyes and respiratory tract. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
3. Waste treatment: according to the relevant laws and regulations, can not be directly discharged into the environment.
Please note that when using and handling chemicals, it is important to fully understand the properties and safety information of the substance and follow relevant safety regulations and operating guidelines.
Nature:
1. Appearance: 3-chloro-4-nitrophenol is a yellow crystalline solid.
2. Melting Point: about 81-84 degrees Celsius.
3. Solubility: 3-chloro-4-nitrophenol is soluble in alcohol, ether, ketone and other organic solvents, but insoluble in water.
Use:
1. Chemical Synthesis: 3-chroo-4-nitrophenol is an important organic synthesis intermediates, can be used for the synthesis of pesticides, dyes and pharmaceuticals and other chemicals.
2. Preservatives: Due to its antibacterial, antioxidant and preservative properties, 3-chloro-4-nitrophenol is often used as a wood preservative.
Preparation Method:
3-chloro-4-nitrophenol can be prepared by chlorination of p-nitrophenol. Specific steps are as follows:
1. Dissolve nitrophenol in an organic solvent, such as ethanol or methanol.
2. Add hydrogen chloride gas or anhydrous aluminum chloride to the solution, and heat the reaction.
3. After completion of the reaction, the solution was cooled and filtered to obtain the product.
Safety Information:
1. 3-chloro-4-nitrophenol is an organic compound and should be used and handled with appropriate laboratory safety measures, such as protective glasses, gloves and laboratory clothing.
2. Avoid contact with skin, eyes and respiratory tract. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
3. Waste treatment: according to the relevant laws and regulations, can not be directly discharged into the environment.
Please note that when using and handling chemicals, it is important to fully understand the properties and safety information of the substance and follow relevant safety regulations and operating guidelines.
Last Update：2024-04-09 21:04:16
