Diisopropanolamine CAS 110-97-4： A Deep Dive into Its Applications and Safety

Resumo

This article provides a comprehensive overview of diisopropanolamine (CAS 110-97-4), a versatile organic compound with a wide range of applications and associated safety considerations. The article delves into the chemical properties, industrial uses, safety hazards, regulatory aspects, and environmental impact of diisopropanolamine, offering insights into its role in various industries and the precautions necessary for its safe handling.

Introduction to Diisopropanolamine (CAS 110-97-4)

Diisopropanolamine, also known as 2-(2-aminoethoxy)ethanol, is a colorless, volatile organic compound with a pungent odor. It is a primary amine derivative of isopropanol and is widely used in various industrial applications. This compound is classified as a hazardous substance due to its potential health and environmental risks, making it crucial to understand its properties, uses, and safety measures.

Chemical Properties of Diisopropanolamine

Diisopropanolamine has a molecular formula of C4H11NO and a molecular weight of 103.15 g/mol. It is a secondary amine with two isopropyl groups attached to the amino group. The compound is soluble in water, alcohol, and ether, which contributes to its versatility in various applications. Diisopropanolamine also has a relatively low boiling point of 170°C, which facilitates its use in processes requiring evaporation or distillation.

Applications of Diisopropanolamine

Diisopropanolamine finds extensive use in several industries due to its unique properties. Here are some of the primary applications:

1. **Pharmaceutical Industry**: Diisopropanolamine is used as a pH adjuster and stabilizer in pharmaceutical formulations. It helps maintain the desired pH level in medications, ensuring their efficacy and stability.

2. **Chemical Synthesis**: This compound is a key intermediate in the synthesis of various chemicals, including amines, alcohols, and esters. It is also used in the production of dyes, plastics, and resins.

3. **Food Industry**: Diisopropanolamine is employed as a flavoring agent and stabilizer in food products. It helps enhance the taste and prolong the shelf life of certain food items.

Safety Hazards of Diisopropanolamine

Despite its numerous applications, diisopropanolamine poses certain safety hazards. Here are some of the key concerns:

1. **Toxicity**: Diisopropanolamine is toxic if ingested, inhaled, or absorbed through the skin. It can cause irritation to the eyes, skin, and respiratory system.

2. **Flammability**: The compound is flammable and can ignite at temperatures above 100°C. It should be stored in a cool, well-ventilated area away from sources of ignition.

3. **Environmental Impact**: Diisopropanolamine is considered a hazardous waste and can be harmful to aquatic life if released into the environment. Proper disposal methods must be followed to minimize its impact on the ecosystem.

Regulatory Aspects of Diisopropanolamine

The use of diisopropanolamine is regulated by various international and national agencies to ensure its safe handling and disposal. Some of the key regulations include:

1. **OSHA**: The Occupational Safety and Health Administration (OSHA) in the United States has established permissible exposure limits (PELs) for diisopropanolamine to protect workers from occupational exposure.

2. **EPA**: The Environmental Protection Agency (EPA) regulates the disposal of diisopropanolamine as a hazardous waste under the Resource Conservation and Recovery Act (RCRA).

3. **REACH**: The European Union's Registration, Evaluation, Authorisation, and Restriction of Chemicals (REACH) regulation requires the registration and evaluation of diisopropanolamine for its use in the European market.

Environmental Impact of Diisopropanolamine

The environmental impact of diisopropanolamine is a significant concern due to its potential to contaminate soil, water, and air. Here are some of the environmental effects:

1. **Aquatic Life**: Diisopropanolamine can be toxic to aquatic organisms, leading to the disruption of aquatic ecosystems.

2. **Soil Contamination**: The compound can persist in soil, affecting plant growth and potentially entering the food chain.

3. **Air Pollution**: Volatile emissions of diisopropanolamine can contribute to air pollution, affecting human health and the environment.

Conclusão

Diisopropanolamine (CAS 110-97-4) is a versatile organic compound with a wide range of applications across various industries. However, its use is accompanied by safety hazards and environmental concerns. Understanding the chemical properties, applications, safety measures, and regulatory aspects of diisopropanolamine is crucial for its safe handling and responsible use. By adhering to proper safety protocols and regulatory guidelines, the risks associated with diisopropanolamine can be minimized, ensuring its continued use in industrial processes.

Palavras-chave

Diisopropanolamine, CAS 110-97-4, chemical properties, applications, safety hazards, regulatory aspects, environmental impact