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[Chemical Knowledge]：Properties and Uses of Methacrolein

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The properties and uses
of 2-methacrolein
1. Introduction

2-methacrolein is an important organic compound, widely used as a raw material for chemical production. It has unique chemical and physical properties, can be used to synthesize a variety of compounds, and has high industrial value. The properties and uses of 2-methacrolein will be described in detail in this paper.

2. The properties of 2-methacrolein

1. Physical properties: 2-methacrolein is a colorless transparent liquid with a strong pungent odor. It has a low boiling point and is volatile. Insoluble in water, but soluble in organic solvents.
2. chemical properties: 2-methacrolein carbon-carbon double bond and aldehyde group make it highly reactive, can occur addition, oxidation, reduction, polymerization and other reactions. For example, it can undergo an addition reaction with hydrogen to form 2-methylpropanol, or it can be oxidized to form 2-methacrylic acid.

3. the use of 2-methacrolein

1. Synthetic spices: 2-methacrolein can be used to synthesize a variety of spices, such as citral, citronellal, etc. These spices are widely used in food, cosmetics and other industries.
2. Synthetic resins: 2-methacrolein can be used as a monomer to generate polymers through polymerization, such as polyacrylates, etc. These resins have good weather resistance, chemical resistance, etc., and can be used in coatings, adhesives, etc.
3. Synthesis of pharmaceutical intermediates: 2-methacrolein can be used as raw materials to synthesize a variety of pharmaceutical intermediates, such as vitamin A, which can further synthesize a variety of drugs.

4. Conclusion

In conclusion, 2-methacrolein, as an important organic compound, has a wide range of uses. Its physical and chemical properties make it an ideal raw material for the synthesis of fragrances, resins and pharmaceutical intermediates. With the continuous development of science and technology, the application field of 2-methacrolein will continue to expand.

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