Difference between benzophenone and benzyl alcohol

In the chemical industry, benzophenone and benzyl alcohol are two concepts that are often confused. Although they are all benzene ring-based compounds, there are significant differences in molecular structure, chemical properties and practical applications. This article will analyze the difference between benzophenone and benzyl alcohol in detail from the perspective of physical and chemical properties to help readers better understand the application of the two in industry and life.

1. Benzophenone and Benzyl Alcohol Physical Properties Analysis

1. molecular structure and molecular weight Benzophenone has the formula C6H5COCH3 and a molecular weight of 108.14g/mol, while benzyl alcohol has the formula C6H5CH2OH and a molecular weight of 108.16g/mol. The molecular weight of the two is almost the same, but there are slight differences in structure.

2. Color and smell Benzophenone is a colorless liquid with a fragrant smell; benzyl alcohol is also a colorless transparent liquid, but has a typical alcohol smell.

3. Binding capacity with benzene** Both benzophenone and benzyl alcohol can form a mixture of steroids dissolved in benzene with benzene, but the solubility of benzophenone is slightly better than that of benzyl alcohol.

4. Melting Point** Benzophenone has a melting point of 101°C and benzyl alcohol has a melting point of -97.7°C. The difference in melting point between the two is significant and can be used to distinguish between the two.

2. Benzophenone and Benzyl Alcohol Chemical Properties Comparison

1. solubility and reactivity Benzophenone is slightly soluble in water and easily soluble in organic solvents; benzyl alcohol is soluble in water and organic solvents and has stronger reducibility.

2. differences in molecular structure Benzophenone has a ketone group (C = O) in its molecular structure, which makes it have a stronger electron withdrawing effect; while the hydroxyl group (-OH) of benzyl alcohol makes the molecule more electronegative.

3. Reaction characteristics Benzophenone is easily hydrolyzed to generate benzoic acid and methanol under acidic conditions, while benzyl alcohol is easily oxidized under acidic conditions.

4. functional groups and stability Benzophenone has a ketone functional group and high stability; benzyl alcohol contains a hydroxyl functional group and is relatively unstable.

3. Benzophenone and Benzyl Alcohol in Practical Application

1. Application fields of benzophenone Benzophenone is mainly used in organic synthesis, spices and food additives. In the pharmaceutical industry, benzophenone is used as an important intermediate for the synthesis of drugs.

2. Application fields of benzyl alcohol Benzyl alcohol is widely used in the production of solvents, alcohols and biofuels. As a biofuel precursor, benzyl alcohol plays an important role in the biofuel industry.

Through the above analysis, it can be seen that there are significant differences in physical and chemical properties between benzophenone and benzyl alcohol, which are not only reflected in their structural characteristics, but also in their practical applications. Understanding the difference between these two compounds will help to better select suitable materials and reagents, and improve the efficiency and environmental performance of industrial production.