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| Catalog Number | CI-SC-0385 |
| Product Name | Dioctyl Adipate |
| CAS | 103-23-1 |
| Structure |  |
| Description | Lubricant liquid emollient for cosmetic applications. Can be used as a skin-conditioning agent in cosmetic and personal care applications and as a solvent for fragrance. |
| IUPAC Name | bis(2-ethylhexyl) hexanedioate |
| Molecular Weight | 370.6 g/mol |
| Molecular Formula | C22H42O4;C22H42O4 |
| Canonical SMILES | CCCCC(CC)COC(=O)CCCCC(=O)OCC(CC)CCCC |
| InChI | InChI=1S/C22H42O4/c1-5-9-13-19(7-3)17-25-21(23)15-11-12-16-22(24)26-18-20(8-4)14-10-6-2/h19-20H,5-18H2,1-4H3 |
| InChI Key | SAOKZLXYCUGLFA-UHFFFAOYSA-N |
| Boiling Point | 783 °F at 760 mm Hg (NTP, 1992);417.0 °C;214 °C @ 5 mm Hg;417 °C |
| Melting Point | -90 °F (NTP, 1992);-67.8 °C;-67.8 °C;-67.8°C;-67.8 °C |
| Flash Point | 385 °F (NTP, 1992);402 °F (206 °C) (OPEN CUP);196 °C c.c. |
| Density | 0.923 (USCG, 1999);0.922 @ 25 °C/4 °C;Relative density (water = 1): 0.92;0.924-0.930 (20?°) |
| Solubility | Soluble in oils and ethyl acetate |
| Appearance | Clear liquid |
| Application | Skin and hair care products, color cosmetics |
| Storage | Store light-protected at a cool and dry place |
| HS Code | 3402130000 |
| INCI | Dioctyl adipate |
| Refractive Index | Index of refraction: 1.4474 @ 20 °C/D;1.444-1.450 |
| Uses | Recommended use level 1-5%. For external use only. |
What is Dioctyl Adipate and what are its primary uses?
Dioctyl Adipate, scientifically known as Diethylhexyl Adipate, is a versatile plasticizer predominantly used in the formulation of cosmetics and personal care products. Its primary function is to enhance the softness, flexibility, and durability of products by preventing brittleness, cracking, or chipping. Additionally, it acts as an emollient and skin-conditioning agent, trapping moisture on the skin to confer a smooth and supple appearance.
How does Dioctyl Adipate improve cosmetic formulations?
Dioctyl Adipate improves cosmetic formulations by forming a lightweight film on the skin that reduces moisture loss and enhances texture and spreadability. This contributes to a softer, more stable product that is easier to apply. In sunscreens, it plays a vital role in dissolving and stabilizing UV filters, ensuring even application and efficacy. Its non-greasy feel makes it suitable for a variety of products, including lipsticks, lip balms, foundations, and nail polishes.
What is the origin of Dioctyl Adipate?
Dioctyl Adipate is a synthetic ester produced through the chemical reaction of diethylhexyl alcohol with adipic acid, with water as the byproduct. This reaction yields a clear, oily liquid that is subsequently purified to meet cosmetic-grade standards. It is frequently used as a solvent in formulations and offers balance to the overall product composition.
Is Dioctyl Adipate safe for use on the skin?
Yes, Dioctyl Adipate is generally recognized as safe for topical application. While it is suitable for use on oily and acne-prone skin due to its non-comedogenic properties, some individuals with sensitive skin may experience mild irritation. It is advisable to conduct patch tests prior to full application to determine personal sensitivity to products containing Dioctyl Adipate.
In what types of products is Dioctyl Adipate commonly found?
Dioctyl Adipate is an ingredient in a wide variety of cosmetic and personal care products, including but not limited to creams, lotions, sunscreens, lipsticks, lip balms, foundations, nail polishes, and hair care products. Its ability to dissolve other ingredients and enhance product stability makes it a valuable component in numerous formulations.
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