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Diethyl Phthalate | 84-66-2

Cas No :

84-66-2

Form :

Liquid

Molecular Weight :

222.24G/Mol

Molecular Formula :

C12H14O4

Boiling Point :

296-298 °C

Flash Point :

162-170°C

Description :

Overview of Diethyl Phthalate

Diethyl Phthalate (DEP) is a clear, colorless, and almost odorless liquid ester that is well-known for being a plasticizer and solvent in many fields.  It is made by combining phthalic anhydride with ethanol in a way that creates a benzene ring with two ethyl ester groups. This makes it very stable and not very volatile.  People like DEP because it makes plastics more flexible and allows for controlled, gradual dissolution in formulations.  Dimethyl Phthalate and Dibutyl Phthalate are essential related products. They have similar uses and are often used together in manufacturing and formulations.

Applications of Diethyl Phthalate

Industry of perfumes and scents

Diethyl Phthalate is an important fixative and solvent in body sprays, perfumes, air fresheners, and fragrance oils.  It keeps volatile aroma ingredients from breaking down and makes the scent last longer by slowing down evaporation.  DEP is an integral part of both oil-based and alcohol-based fragrance products. It is often linked to Dimethyl Phthalate and Benzyl Benzoate.  It is also used in deodorants and scented candles to make the scent last longer and spread more evenly.

Cosmetics & Personal Care

As a plasticizer, solvent, and fixative, DEP is found in bath products, creams, lotions, shampoos, nail polish, makeup removers, and skin serums.  It helps cosmetic products like Dibutyl Phthalate get a smooth, flexible finish by making the texture and stability of the formulations better.  In toilet waters and aftershaves, DEP is also used to denature alcohol, which helps keep the fragrance and alcohol stable in personal care products.

Plastic and Polymer Industry

Diethyl phthalate makes cellulose acetate, polyvinyl acetate, nitrocellulose, and other resins more flexible, smooth, and long-lasting. It does this by making plastic films, sheets, molded products, and extruded articles more flexible, soft, and durable.  Dioctyl Phthalate and Triacetin are often mixed together with other polymers to make complex polymer blends. It is usually found in packaging films, adhesives, toys, car parts, and tool handles.  It also helps dyes stick to things and works as a lubricant for surface treatments.

Pharmaceuticals & Medical

Some medical devices and tubing use DEP as an ingredient, and it is also used in medicinal coatings, aspirin tablets, dental impression materials, and ointments.  It works with Propylene Glycol and Triacetin in different formulations to make actives more soluble, release them better, and change their texture.  It is also used in some pharmaceutical coatings and insect repellent sprays.

Household & Industrial

You can find the material in air fresheners, cleaning products, polishes, surface lubricants, and insecticide sprays. It works as a solvent, fixative, and plasticizer.  For better performance and stability in household and technical uses, DEP can be linked to Benzyl Benzoate and Dimethyl Phthalate.

Safety and Handling Rules

  • Always wear gloves and safety goggles to keep your skin and eyes safe. DEP can irritate your skin and eyes a lot.
  • Work in areas with good airflow, and wear a mask when handling enormous amounts to avoid breathing in or being around it for a long time.
  • Keep DEP in tightly sealed containers away from heat, sparks, open flames, and potent oxidizing agents. Make sure that all equipment is grounded in storage areas.
  • If you touch your skin, wash it well with soap and water. If you feel your eyes, flush them with water right away for at least 15 minutes and see a doctor if the irritation doesn't go away.
  • If you breathe it in, get outside right away. If you have trouble breathing, call for help.
  • For spills, use dirt or sand to stop the flow of water to bodies of water and clean the area with the right detergent.

Where Can I Get Diethyl Phthalate?

Diethyl Phthalate Manufacturer in India

ChemicalBull makes Diethyl Phthalate to very high standards and offers purities that are suitable for both industrial and cosmetic use.

Diethyl Phthalate Distributor & Supplier in Vapi

They offer safe, large, and small deliveries, complete documentation, and a steady supply for all your fragrance, cosmetic, and industrial needs.

MSDS for Diethyl Phthalate

ChemicalBull can send you the Material Safety Data Sheet (MSDS), which has all the information you need about safety, toxicity, storage, and environmental impact.

Frequently Asked Questions

  1. What is Diethyl Phthalate used for?

    It is used as a plasticizer, fixative, and solvent in fragrances, cosmetics, polymer products, pharmaceuticals, and technical applications.

  2. Is Diethyl Phthalate safe?

    DEP is considered safe under regulated usage levels but may cause irritation with excessive exposure; consult local guidelines, MSDS, and limit contact.

  3. Is Diethyl Phthalate used in perfumes?

    Yes, it functions as a fixative and blend agent for perfumes and fragrances, enhancing scent stability and release.

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