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3-O-Ethyl-L-ascorbic acid CAS 86404-04-8

Product name: 3-O-Ethyl-L-ascorbic acid

CAS NO: 86404-04-8

Molecular Formula: C8H12O6

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Place of Origin: China
Brand Name: FIRSKY
Model Number: 1KG
Certification: SGS,ISO 9001
Purity: 99%
Packaging Details: Custom aluminum packages,paper boxes,wooden cartons
Delivery Time: Tracks available within 3-5 working days after payment received
Payment Terms: Escrow,Bank transfer,Western Union,Money Gram,Wise,Crypto currencies
Supply Ability: 2000T/Mouth


3-O-Ethyl-L-ascorbic acid, also known as ethyl ascorbic acid or ethyl ascorbate, is a derivative of vitamin C (ascorbic acid). It is a stable, oil-soluble form of vitamin C that is commonly used in skincare and cosmetic products.


1. Antioxidant Properties: Like vitamin C, 3-O-Ethyl-L-ascorbic acid is an antioxidant. It helps neutralize free radicals, which are unstable molecules that can damage the skin and contribute to aging. Antioxidants play a crucial role in protecting the skin from oxidative stress and promoting a healthy complexion.

Brightening and Skin Tone Evenness: 3-O-Ethyl-L-ascorbic acid is often used in skincare products for its potential to brighten the skin and improve uneven skin tone. It can help reduce the appearance of dark spots, hyperpigmentation, and discoloration caused by sun damage or other factors. By inhibiting the production of melanin, the pigment responsible for skin color, it can promote a more even and radiant complexion.

2. Collagen Synthesis: Vitamin C is essential for the synthesis of collagen, a protein that provides structural support to the skin. 3-O-Ethyl-L-ascorbic acid, as a derivative of vitamin C, is believed to have similar collagen-boosting effects. It may help stimulate collagen production, improve skin elasticity, and reduce the appearance of fine lines and wrinkles.

3. Stability: One of the advantages of 3-O-Ethyl-L-ascorbic acid over regular ascorbic acid is its improved stability. It is more resistant to oxidation and degradation, making it a preferred choice in skincare formulations. The increased stability allows for a longer shelf life and greater efficacy over time.

4. Skin Penetration: 3-O-Ethyl-L-ascorbic acid is oil-soluble, which enhances its ability to penetrate the skin compared to water-soluble forms of vitamin C. This improved penetration allows it to better reach the deeper layers of the skin and exert its antioxidant and brightening effects.

It's important to note that the specific effects of 3-O-Ethyl-L-ascorbic acid can vary among individuals and depend on the concentration used in skincare products. If you have specific skin concerns or are considering the use of products containing 3-O-Ethyl-L-ascorbic acid, it is advisable to consult with a dermatologist or skincare professional for personalized advice based on your skin type and condition.


Product Name:

3-O-Ethyl-L-ascorbic acid


3-O-Ethyl Ascorbyl Ether;3-O-Ethyl-L-ascorbic Acid;ETHYL ASCORBIC ACID;3-o-ethyl-l-ascorbic acid;3-O-ETHYLASCORBICACID;(5R,1'S)-5-(1,2-Dihydroxy-ethyl)-4-ethoxy-3-hydroxy-5H-furan-2-one;(5r)-5-[(1s)-1,2-dihydroxyethyl]-4-ethoxy-3-hydroxy-5h-furan-2-one;(R)-5-((S)-1,2-dihydroxyethyl)-4-ethoxy-3-hydroxyfuran-2(5H)-one









Melting point

112.0 to 116.0 °C

Boiling point

551.5±50.0 °C(Predicted)


1.46±0.1 g/cm3(Predicted)

vapor pressure

0-0Pa at 20-25℃

storage temp.

Sealed in dry,2-8°C


Methanol (Slightly), Water (Slightly)




White to Off-White powder


1.Firsky (Wuhan) keeps working to provide customers with high-quality products steadily. We have established a sound internal quality management system and are constantly striving to improve quality, reduce deviation and waste.

2.If you have any questions, please feel free to ask questions, we will reply to your questions within 48 hours.

3.If you have any questions after receiving the goods, please feel free to contact us. If the loss is caused by us, we guarantee 100% compensation.


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