Isopropyl Acetate is an organic compound with the chemical formula CH3C (O) OCH (CH3) 2 and the CAS number 108-21-4. The most striking feature of this compound is its colorless and transparent liquid form with a pleasant fruit aroma. It has high volatility and low boiling point at room temperature and pressure, which makes it a unique advantage in industrial applications.
In terms of chemical structure, isopropyl acetate is an isopropyl ester of acetic acid with a molecular weight of 102.13. It has some properties of both esters and ethers, and this special structural combination gives it excellent solubility. It is worth noting that commercially available high-purity products can reach purity grades of ≥ 99.5%, which provides quality assurance for its application in precision industries.
| Parameter name | Parameter value |
|---|---|
| chemical formula | CH3C (O) OCH (CH3) 2 |
| CAS number | 108-21-4 |
| Molecular Weight | 102.13 |
| Purity | ≥ 99.5% |
The most striking property of isopropyl acetate is its excellent solubility, which is known as the "universal solvent". It is slightly soluble in water, but can be miscible with most organic solvents such as alcohols, ketones, and ethers to form a uniform solution system. This wide compatibility makes it extremely flexible in formulation design.
More importantly, isopropyl acetate exhibits excellent solubility to a variety of synthetic and natural resins. Whether it is acrylic, nitrocellulose, epoxy, polyurethane, etc., it can effectively dissolve or swell. This property makes it an indispensable solvent choice in coatings, inks, adhesives, and other industries.
In the field of chemical production, isopropyl acetate plays an important role as a reaction medium and extraction solvent. It participates in the preparation of catalytic materials such as mesoporous Al-MCM-41 and exhibits good reactivity under the conditions of Si/Al ratios of 55 and 104. In addition, in the pharmaceutical industry, it is often used in drug crystallization and purification processes.
The coatings and inks industry is another important application field for isopropyl acetate. Due to its rapid volatilization characteristics and good leveling, it is widely used to adjust the drying time and viscosity of paints. At the same time, in the electronics industry, it is used as a precision cleaner in the cleaning process of semiconductors and circuit boards. Its high purity characteristics ensure that no new contaminants are introduced during the cleaning process.
Although isopropyl acetate has many advantages, it is still necessary to pay attention to safety during use. As a volatile organic compound, it should be used in a well-ventilated environment to avoid vapor accumulation. Due to its low flash point, it is necessary to keep away from fire and heat sources and take appropriate anti-static measures.
For storage, isopropyl acetate should be kept in a cool, dry place away from direct sunlight. The use of appropriate personal protective equipment, such as chemical protective gloves and goggles, can effectively reduce the risk of exposure. Although its fruit aroma is pleasant, long-term or high-concentration exposure may still cause health effects, so sound safe use procedures need to be established.
