Phenol ketone products

Plastic rubber

Current Location： Home > News > Chemical Knowledge > The Difference between Acetic Anhydride and Acetic Anhydride and Its Application

[Chemical Knowledge]：The Difference between Acetic Anhydride and Acetic Anhydride and Its Application

Read： 965 Time：18months ago Source：Transform the World with Simplicity

Acetic anhydride and acetic anhydride are two common anhydride compounds, which are widely used in chemical industry. Although their names are similar, there are obvious differences in chemical structure and use.

From the chemical structure, the molecular formula of acetic anhydride is (CH3CO)2O, which is an organic anhydride compound and one of the common chemical raw materials. The molecular formula of acetic anhydride is C4H6O3, which is a colorless liquid and an important organic synthesis intermediate. It can be seen from the molecular formula that the molecule of acetic anhydride contains two acetyl groups (CH3CO-), while the structure of acetic anhydride contains a more complex ring structure.

From the physical properties, acetic anhydride is a colorless and transparent liquid, which volatilizes at room temperature, has a pungent odor, and is soluble in a variety of organic solvents. Acetic anhydride is a colorless solid, low melting point, soluble in many organic solvents, but insoluble in water. The difference in physical properties between the two also explains the difference in their applications.

In addition, acetic anhydride and acetic anhydride also differ in use. Acetic anhydride is commonly used in esterification or acylation reactions as an acylating agent and also as a solvent. Acetic anhydride is mainly used in organic synthesis reactions, as an important synthetic intermediate, can be used in the synthesis of various organic compounds, such as drugs, dyes and so on.

In industrial production, acetic anhydride is usually prepared by the catalytic oxidation of acetic acid, which is an important raw material for organic synthesis. Acetic anhydride, on the other hand, is obtained by esterification of malonic acid or malonic anhydride and is an important industrial raw material.

In general, although the names of acetic anhydride and acetic anhydride are similar, there are obvious differences in chemical structure, physical properties and uses. Understanding their differences and uses has important guiding significance for chemical production and organic synthesis.

Previous： What is the difference between acetic anhydride and acetic acid?

Next： The Difference Between Acetic Anhydride and Acetic Acid: Understanding Chemicals for Safety

News Categories