2-bromo-5-nitrotoluene
2-bromo-5-nitrotoluene
CAS: 7149-70-4;52414-98-9
Molecular Formula: C7H6BrNO2
2-bromo-5-nitrotoluene - Names and Identifiers
2-bromo-5-nitrotoluene - Physico-chemical Properties
| Molecular Formula | C7H6BrNO2 |
| Molar Mass | 216.03 |
| Density | 1.615 |
| Melting Point | 53-55℃ |
| Boling Point | 265℃ |
| Flash Point | 114℃ |
| Vapor Presure | 0.0074mmHg at 25°C |
| Appearance | Brown powder |
| BRN | 1940342 |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.6120 (estimate) |
| MDL | MFCD00007281 |
2-bromo-5-nitrotoluene - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29049090 |
| Hazard Class | IRRITANT |
| Packing Group | II |
2-bromo-5-nitrotoluene - Introduction
2-bromo-5-nitrotoluene is an organic compound with the chemical formula C7H6BrNO2. The following is a description of the nature, use, preparation and safety information of 2-bromo-5-nitrotoluene:
Nature:
-Appearance: 2-bromo-5-nitrotoluene is a white to light yellow crystal or crystalline powder.
-Melting point: about 60-62 degrees Celsius.
-Boiling point: about 264 degrees Celsius.
-Density: about 1.58-1.69g/cm³.
-Solubility: Soluble in organic solvents such as ethanol and chlorinated hydrocarbons, insoluble in water.
Use:
- 2-bromo-5-nitrotoluene is mainly used as an intermediate in organic synthesis.
-It can be used to synthesize compounds such as pesticides, dyes and medicines.
Preparation Method:
2-bromo-5-nitrotoluene can be obtained by bromination of toluene and then nitration. The specific synthesis path is as follows:
1. Add toluene to a solvent, such as sodium carbonate solution or aldehyde condensation agent.
2. Add a brominating agent (such as bromine chloride, hydrogen bromide or bromine iodide, etc.) to toluene to carry out the bromination reaction.
3. a nitrating agent (such as a mixture of concentrated nitric acid and sulfuric acid) is added to the reaction system to carry out the nitrification reaction.
4. Further purification and crystallization to give 2-bromo-5-nitrotoluene.
Safety Information:
- 2-bromo-5-nitrotoluene is an organic compound with certain toxicity and should be handled and stored correctly.
-This compound may be carcinogenic, sensitizing and irritating to humans. Direct contact with skin and inhalation of its odor should be avoided.
-Wear appropriate personal protective equipment such as gloves, goggles and protective clothing when using and handling 2-bromo-5-nitrotoluene.
-During storage and transportation, avoid contact with combustibles and oxidants, and ensure that you stay away from fire and high temperature.
-When handling or disposing of waste, proper disposal should be carried out in accordance with local laws and regulations.
Nature:
-Appearance: 2-bromo-5-nitrotoluene is a white to light yellow crystal or crystalline powder.
-Melting point: about 60-62 degrees Celsius.
-Boiling point: about 264 degrees Celsius.
-Density: about 1.58-1.69g/cm³.
-Solubility: Soluble in organic solvents such as ethanol and chlorinated hydrocarbons, insoluble in water.
Use:
- 2-bromo-5-nitrotoluene is mainly used as an intermediate in organic synthesis.
-It can be used to synthesize compounds such as pesticides, dyes and medicines.
Preparation Method:
2-bromo-5-nitrotoluene can be obtained by bromination of toluene and then nitration. The specific synthesis path is as follows:
1. Add toluene to a solvent, such as sodium carbonate solution or aldehyde condensation agent.
2. Add a brominating agent (such as bromine chloride, hydrogen bromide or bromine iodide, etc.) to toluene to carry out the bromination reaction.
3. a nitrating agent (such as a mixture of concentrated nitric acid and sulfuric acid) is added to the reaction system to carry out the nitrification reaction.
4. Further purification and crystallization to give 2-bromo-5-nitrotoluene.
Safety Information:
- 2-bromo-5-nitrotoluene is an organic compound with certain toxicity and should be handled and stored correctly.
-This compound may be carcinogenic, sensitizing and irritating to humans. Direct contact with skin and inhalation of its odor should be avoided.
-Wear appropriate personal protective equipment such as gloves, goggles and protective clothing when using and handling 2-bromo-5-nitrotoluene.
-During storage and transportation, avoid contact with combustibles and oxidants, and ensure that you stay away from fire and high temperature.
-When handling or disposing of waste, proper disposal should be carried out in accordance with local laws and regulations.
Last Update：2024-04-09 02:00:47
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View History
2-bromo-5-nitrotoluene
941689-36-7
乙酸庚酯
1844064-30-7
C.I.酸性黑194
189028-93-1
33659-28-8
113973-31-2
1351997-20-0
SBI-0206965
941689-36-7
乙酸庚酯
1844064-30-7
C.I.酸性黑194
189028-93-1
33659-28-8
113973-31-2
1351997-20-0
SBI-0206965