Acetylacetone - Names and Identifiers
Acetylacetone - Physico-chemical Properties
| Molecular Formula | C5H8O2
|
| Molar Mass | 100.11582 |
Acetylacetone - Introduction
Acetylacetone(Acetylacetone), the chemical name is 2,4-pentane Acetylacetone, the chemical formula is C5H8O2, is a colorless liquid with water solubility. Here is some information about the nature, use, method and safety of Acetylacetone:
Nature:
1. Appearance: colorless transparent liquid.
2. taste: there is a special bitter taste.
3. Boiling point: about 140°C.
4. Density: about 0.980 g/mL.
5. Stability: relatively stable at room temperature, but sensitive to oxygen and light.
Use:
1. As an important organic synthesis intermediate, Acetylacetone is widely used in the field of chemical synthesis.
2. Used as an additive for coatings and paints to improve the durability and stability of the product.
3. In metal surface treatment, it can be used as a complexing agent to prevent metal corrosion.
4. for the synthesis of dyes and drugs.
Preparation Method:
There are many methods for the preparation of Acetylacetone, the most common of which is obtained by the transesterification reaction of acetylacetone and dilute acid. The specific steps are as follows:
1. The reaction of acetylacetone with dilute acid (such as formic acid) at an appropriate temperature.
2. After the reaction, the Acetylacetone product is isolated and purified by distillation or other separation techniques.
Safety Information:
1. Acetylacetone in the presence of high temperature, flame and strong oxidant may cause explosion.
2. contact with the skin and eyes may cause irritation, should avoid contact with these parts.
3. in use, should wear appropriate protective equipment, such as goggles, protective gloves and protective clothing.
4. Storage should avoid contact with substances with oxidizing properties, keep the container closed, and store in a cool, dry, well-ventilated place.
5. if accidental contact or misuse, should immediately seek medical attention, and bring packaging containers or safety data sheets to the hospital.
Please note that the above information is for reference only, and the specific use and operation should be carried out under the guidance of professionals.
Last Update：2024-04-09 15:18:02