Enjoy free tracked US shipping & free returns on all orders. *Ts&Cs apply

1,1-Dimethyl-2-Phenylethyl Isobutyrate: An In-Depth Look at Its Role in Cosmetics

Article last updated: June 12, 2024

Table of Contents
Ever wondered what gives your favorite cosmetics their alluring scent and silky texture? Dive into the world of 1,1-Dimethyl-2-Phenylethyl Isobutyrate and discover its fascinating journey from lab to luxury, along with its myriad benefits and essential safety tips.

What is 1,1-Dimethyl-2-Phenylethyl Isobutyrate?

1,1-Dimethyl-2-Phenylethyl Isobutyrate, also known as 1,1-Dimethyl-2-phenylethyl 2-methylpropanoate, is a synthetic compound primarily used in the cosmetic industry for its perfuming properties. This ingredient is often included in formulations to impart a pleasant fragrance, enhancing the overall sensory experience of the product.

The compound is derived from a combination of organic molecules, specifically isobutyric acid and phenylethyl alcohol. Its chemical structure features a phenyl group (a ring-like structure of carbon and hydrogen atoms) attached to an ethyl chain, which is further bonded to an isobutyrate group. This unique arrangement gives it its distinctive scent profile, making it a valuable addition to perfumes, lotions, and other fragranced cosmetic products.

Historically, the use of 1,1-Dimethyl-2-Phenylethyl Isobutyrate in cosmetics can be traced back to the growing demand for synthetic fragrances in the 20th century. As natural sources of fragrances became more expensive and less sustainable, chemists began to develop synthetic alternatives that could mimic the scents of natural ingredients. This compound emerged as one of those alternatives, offering a cost-effective and consistent fragrance option for manufacturers.

The production of 1,1-Dimethyl-2-Phenylethyl Isobutyrate involves a chemical synthesis process where isobutyric acid reacts with phenylethyl alcohol under controlled conditions. This reaction typically occurs in the presence of a catalyst, which speeds up the process and ensures a high yield of the desired product. The resulting compound is then purified and tested for quality before being incorporated into cosmetic formulations.

The Benefits/Uses of 1,1-Dimethyl-2-Phenylethyl Isobutyrate

In this section, we will delve into the officially recognized cosmetic benefits and uses of 1,1-Dimethyl-2-Phenylethyl Isobutyrate:


One of the primary benefits of 1,1-Dimethyl-2-Phenylethyl Isobutyrate in cosmetics is its perfuming capability. This ingredient is used to impart a pleasant fragrance to various cosmetic products. Whether it’s a lotion, cream, or shampoo, the addition of this compound can enhance the overall sensory experience by providing a delightful scent. This makes the product more appealing and enjoyable to use, contributing to a more luxurious and satisfying skincare or haircare routine.

Note: The listed benefits above are exclusively based on the officially recognized and defined functions of the ingredient, as documented by the International Nomenclature of Cosmetic Ingredients (INCI).

Potential Side Effects & Other Considerations

1,1-Dimethyl-2-Phenylethyl Isobutyrate is generally considered safe for use in cosmetic products, primarily functioning as a perfuming agent. However, as with any ingredient, there are potential side effects and considerations to keep in mind.

  • Skin irritation
  • Allergic reactions
  • Contact dermatitis

Regarding individuals who are pregnant or breastfeeding, data and research on the topical usage of 1,1-Dimethyl-2-Phenylethyl Isobutyrate during pregnancy and breastfeeding are lacking. Therefore, it is advisable to consult a healthcare professional for further advice.

Adverse reactions to this ingredient are relatively uncommon, but they can occur. To minimize the risk of an adverse reaction, it is recommended to conduct a patch test before widespread usage.

On a comedogenicity scale of 0 to 5, 1,1-Dimethyl-2-Phenylethyl Isobutyrate is rated as 1, meaning it has a low likelihood of clogging pores. This makes it generally suitable for individuals prone to acne, blemishes, or breakouts, although individual reactions can vary.

Join our newsletter & get 15% off your first Deascal order.
Enjoy free express shipping & free returns on all orders. *Ts&Cs apply
Trending Products
15% Off
Enter your name & email below to get a 15% off coupon sent to your inbox.
uk.deascal.com is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
This site uses cookies to improve your experience. By continuing to browse, you agree to the use of cookies. Read the Privacy Policy here.