What are the properties of diethanolamine (CAS 111-42-2)?

Diethanolamine (CAS 111-42-2) properties

Diethanolamine (CAS 111-42-2) is an organic compound exhibiting polyol characteristics with the following chemical properties:

• Alkalinity: Diethanolamine contains amino groups, exhibiting weak alkalinity and capable of neutralizing acids.
• Solubility: DEA possesses excellent solubility, dissolving numerous organic and inorganic substances.
• Chemical reactivity: The amino and hydroxyl groups in DEA enable it to play a key role in numerous chemical reactions, such as amidation and esterification.
• Amino reactivity: The amino group in Diethanolamine can undergo substitution or addition reactions with other compounds, such as reacting with carboxylic acids to form esters or amides.
• Hydroxyl reactivity: The hydroxyl group in diethanolamine participates in reactions like esterification and etherification, forming hydrogen bonds with other compounds.
• Stability: DEA is stable at room temperature but may decompose under high temperatures or in strong acid/base conditions.
• In specific applications, Diethanolamine (CAS 111-42-2) finds extensive use in chemical engineering, cosmetics, detergents, pharmaceuticals, and other fields. For instance, it serves as a humectant in cosmetics, a thickener or neutralizing agent in detergents, and a solvent or reaction reagent in pharmaceuticals.

diethanolamine (CAS 111-42-2) Uses

• As an emulsifier: DEA can mix water and oil together, therefore it is widely used in the coatings, plastics, and ink industries.
• Improving product flowability: DEA acts as a delayed emulsifier and wetting agent, improving the flowability and gloss of products.
• Adjusting pH: Diethanolamine is an organic base that can be used to adjust the pH of solutions, commonly used in cosmetics and personal care products.
• Inhibiting bacterial and fungal growth: Diethanolamine has bactericidal and disinfectant properties, preventing the growth and reproduction of microorganisms, and is therefore commonly used in soaps, detergents, pesticides, and other related products.

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