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[Chemical Knowledge]：Properties and Uses of Glutaraldehyde

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Glutaraldehyde is an important raw material for chemical production, which has a wide range of properties and uses. This article will introduce the properties, synthesis methods, application fields and safety assessment of glutaraldehyde in detail, aiming to deepen the understanding and application of glutaraldehyde.

1. Properties of Glutaraldehyde

Glutaraldehyde is a colorless or yellowish oily liquid with a strong pungent odor. It is a saturated dialdehyde with the molecular formula C5H8O2 and a molecular weight of 100.12. Glutaraldehyde has high chemical activity and can react with a variety of compounds, such as amines, phenols, carboxylic acids and other reactions to generate the corresponding derivatives. In addition, glutaraldehyde also has good stability and heat resistance. The synthesis method of

2. glutaraldehyde

glutaraldehyde can be synthesized by a variety of methods, which are more commonly used methods include: glyoxylic acid method, olefin oxidation method, aldehyde oxidation method. Among them, the glyoxylic acid method is the reaction of glyoxylic acid and formaldehyde under acidic conditions to generate glutaraldehyde; olefin oxidation law is the oxidation of pentene under the action of a catalyst to generate glutaraldehyde; aldehyde oxidation method is the oxidation of n-valeraldehyde under acidic conditions to generate glutaraldehyde. Different synthesis methods have different advantages and disadvantages, and the appropriate synthesis route can be selected according to the actual production needs.

3.

Glutaraldehyde As an important chemical raw material, glutaraldehyde has been widely used in medicine, pesticide, plastic, rubber, leather and other fields. Specifically, glutaraldehyde has the following uses:

1. medical field: glutaraldehyde can be used as disinfectant, preservative, has good bactericidal effect, commonly used in medical equipment, surgical equipment and other disinfection.
2. Pesticide field: Glutaraldehyde can be used as a fungicide, insecticide, and has a control effect on a variety of crop diseases and insect pests.
3. Plastics and rubber fields: Glutaraldehyde can be used as a crosslinking agent to improve the heat resistance, oil resistance, aging resistance and other properties of plastic and rubber products.
4. Leather field: Glutaraldehyde can be used as a tanning agent to make leather have good softness, abrasion resistance and water resistance. Safety evaluation
of

4. glutaraldehyde
Although glutaraldehyde has a wide range of properties and uses, safety issues need to be paid attention to during use. Glutaraldehyde has a certain toxicity, long-term exposure or inhalation of glutaraldehyde vapor may cause harm to the human body, such as irritation to the eyes, skin and respiratory system, causing headaches, dizziness and other symptoms. Therefore, when using glutaraldehyde, it is necessary to strictly follow the relevant operating procedures and safety standards to ensure the health and safety of the staff.

5. conclusion

glutaraldehyde as an important chemical raw material, has a wide range of properties and uses. Through the in-depth discussion of the properties, synthesis methods, application fields and safety assessment of glutaraldehyde, it is helpful to deepen the understanding and application of glutaraldehyde, and provide useful reference for the development of related fields. During use, it is necessary to strictly abide by relevant operating procedures and safety standards to ensure the health and safety of staff.

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