3-NITRO-4-CHLOROPHENOL - Names and Identifiers
3-NITRO-4-CHLOROPHENOL - Physico-chemical Properties
Molecular Formula | C6H4ClNO3
|
Molar Mass | 173.55 |
Density | 1.554±0.06 g/cm3(Predicted) |
Melting Point | 125-128 °C (lit.) |
Boling Point | 308.8±27.0 °C(Predicted) |
Flash Point | 140.5°C |
Vapor Presure | 0.000367mmHg at 25°C |
Appearance | Crystalline Powder |
Color | brown |
BRN | 2094546 |
pKa | 7.70±0.10(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.626 |
3-NITRO-4-CHLOROPHENOL - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38 - Irritating to eyes, respiratory system and skin.
R36/37/381 -
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
|
UN IDs | 2811 |
WGK Germany | 3 |
HS Code | 29089000 |
Hazard Class | 6.1 |
Packing Group | III |
3-NITRO-4-CHLOROPHENOL - Introduction
4-chroo-3-nitrophenol is an organic compound with the chemical formula C6H4ClNO3. The following is its nature, use, preparation and safety information:
Nature:
-Appearance: 4-Chloro-3-Nitrophenol is a pale yellow crystalline solid.
-Solubility: It can be partially dissolved in water or organic solvents.
-Melting point: Its melting point is about 88-90 degrees Celsius.
- pH: Its pH is usually acidic.
-Other properties: 4-Chloro-3-Nitrophenol will change color under light.
Use:
-Chemical reagent: 4-chloro-3-nitrophenol is often used as a chemical reagent, a catalyst for organic synthesis reactions or a raw material for dye synthesis.
-Pigment: It can also be used as a raw material for certain pigments, with coloring and stability properties.
-Preservative: This compound can also be used as a preservative in wood treatment.
Preparation Method:
4-chloro-3-nitrophenol can be obtained by chlorination of p-nitrophenol. The specific preparation method may be reacting nitrophenol with a chlorinating agent such as ferrous chloride in a reactor, heating the reaction, and finally carrying out steps such as crystallization and filtration to obtain a product.
Safety Information:
4-chloro-3-nitrophenol has certain toxicity and irritation, so you need to pay attention to the following matters when using it:
-After contact with skin or eyes, rinse immediately with plenty of water.
-Wear appropriate personal protective equipment, such as gloves, protective glasses, etc. during use.
-Avoid inhaling dust or gas.
-Store away from ignition and oxidizing agents.
This information is for reference only. Please refer to the relevant safety data sheet and operating instructions when using and handling this compound.
Last Update:2024-04-10 22:29:15