(4-Bromo-phenyl)-phenyl-diazene - Names and Identifiers
(4-Bromo-phenyl)-phenyl-diazene - Physico-chemical Properties
| Molecular Formula | C12H9BrN2
|
| Molar Mass | 261.12 |
| Density | 1.36±0.1 g/cm3(Predicted) |
| Melting Point | 89 °C |
| Boling Point | 351.8±25.0 °C(Predicted) |
(4-Bromo-phenyl)-phenyl-diazene - Upstream Downstream Industry
(4-Bromo-phenyl)-phenyl-diazene - Introduction
(4-Bromo-phenyl)-phenyl-diazene is an organic compound with the chemical formula C12H9BrN2. It is a solid substance with the appearance of yellow crystals.
(4-Bromo-phenyl)-phenyl-diazene have the following properties:
1. Melting Point: 110-112 degrees Celsius;
2. Boiling point: About 270 degrees Celsius;
3. Solubility: slightly soluble in water, soluble in organic solvents such as alcohol, ether, etc;
4. Stability: relatively stable, not easy to decompose at room temperature;
5. Vibration or friction will produce static electricity, there is a risk of explosion.
(4-Bromo-phenyl)-phenyl-diazene has many uses in the chemical industry, such:
1. As a dye: it can be used in the synthesis of organic dyes, such as the synthesis of azo dyes;
2. As an antioxidant: it can be used as an anti-aging agent for rubber and plastics;
3. Used in organic synthesis reactions: It can be used as a substrate or reagent in organic synthesis.
There are many methods for preparing (4-Bromo-phenyl)-phenyl-diazene. Common methods include the following:
1. Reaction of bromobenzene and nitrous acid: reaction of bromobenzene with nitrous acid to generate (4-Bromo-phenyl)-phenyl-diazene;
2. Azo reaction: Aniline reacts with nitrous acid to prepare 4-aminoazobenzene, and then reacts with bromination to prepare (4-Bromo-phenyl)-phenyl-diazene.
In operation and storage, you need to pay attention to the following safety matters:
1. (4-Bromo-phenyl)-phenyl-diazene is irritating and corrosive. When in contact with skin and eyes, rinse immediately with plenty of water and seek medical help;
2. Avoid contact with fire and high temperature during operation;
3. When storing, keep the container closed and store it in a cool, dry and well-ventilated place;
4. Use should wear appropriate personal protective equipment, such as chemical protective gloves, goggles, etc.
Last Update：2024-04-10 22:29:15