Diethyl Phthalate

HS Code : 29173990 | CAS NO. : 131-11-3

General description:

Chemical Formula: C12H14O4

Diethyl phthalate is a phthalate ester, appears as a clear colorless liquid without significant odor. More dense than water and insoluble in water. Hence sinks in water.

Application & Usage:

  • Diethyl phthalate is used as a plasticizer in a wide variety of consumer products, including plastic packaging films, cosmetic formulations, and toiletries, as well as in medical treatment tubing.
  • DEP is used as a plasticizer in consumer goods, including plastic packaging films, cosmetics, solvent for fragrances, a surface lubricant in food and pharmaceutical packaging, and in tubing used for medical purposes.


What is the use of diethyl phthalate in fragrance?

Diethyl phthalate is not a perfuming agent but it is used to enhance the performance of perfuming agents. This is widely used in cosmetic fragrances. They are the main choice of ingredients in cosmetics as they are cheap and versatile.

Is diethyl phthalate harmful like other phthalates?

Recent misleading reports on the use of phthalates as fragrance ingredients have raised questions regarding their safety in consumer products. Not all phthalates have safety concerns. Diethyl phthalate (DEP), as used in fragrances, is safe for human health and the environment. As a leading supplier Prakash Chemicals International would like to make clear that consumers can use fragranced products containing DEP with confidence. This position has also been echoed by IFRA – the leading regulatory body on fragrances.

Why are diethyl phthalates used in cosmetics?

It is used in various hair sprays as a solvent to avoid stiffness and allows having a flexible film on the hair. It is used in nail polishes to reduce cracking allowing the polishes to be less brittle.

How is diethyl phthalate used in food industry?

Diethyl phthalate is commonly used to make plastics more flexible and these plastics are used in food packaging. So while diethyl phthalate is not directly related to the food processing industry It does play a pivotal role in the overall food industry.

How to store diethyl phthalate?

Diethyl phthalate should be stored in tightly closed containers in a cool, well-ventilated area. It should be kept away from heat and oxidizing agents such as permanganates, nitrates, peroxides and chlorates.


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