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Ethyl Ascorbic Acid CAS 86404-04-8 - White Crystal Powder from China Suppliers & Factory
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Ethyl Ascorbic Acid CAS 86404-04-8 - White Crystal Powder from China Suppliers & Factory

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Chemical Name: Ethyl Ascorbic Acid 
CAS No.: 86404-04-8
Molecular Formula: C8H12O6
Molecular Structure:

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Ethyl

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Molecular Weight: 204.18
Appearance: White or almost white crystal powder 
Sample: Free samples are available for testing
Boiling Point: 551.5 ± 50.0 °C (Predicted)
Density: 1.46 ± 0.1 g/cm³ (Predicted)

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As a leading manufacturer and suppliers of Ethyl Ascorbic Acid in China, our factory ensures high-quality standards and competitive pricing. This powerful antioxidant is widely used in cosmetics and skincare products due to its stability and effectiveness in brightening skin tone and reducing signs of aging. Explore the benefits of Ethyl Ascorbic Acid and discover why we are a trusted name among suppliers in the industry.

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    Product Details

    Typical Properties
    Item Specifications
    Appearance White crystalline powder
    Assay 99% min
    Melting point 110.0–115.0 ℃
    pH (3% water solution) 3.5–5.5
    Free of VC 10 ppm max
    Heavy metal 10 ppm max
    Loss on drying 0.5% max
    Ignition residue 0.2% max
    Vitamin C Ethyl Ether (Ethyl Ascorbic Acid) is a highly stable and skin-permeable derivative of Vitamin C. Possessing both hydrophilic and lipophilic properties, it serves as a core ingredient for whitening, anti-aging, and antioxidant cosmetics, effectively solving the pain points of traditional Vitamin C, namely its susceptibility to oxidation and poor absorption.
    Core Product Advantages
    🛡️ 1. Exceptional Stability

    The ethyl modification at the C3 hydroxyl group completely solves the issues of oxidation, yellowing, and inactivation common in pure Vitamin C. It offers strong formulation compatibility and a long shelf life.

    🔬 2. Efficient Transdermal Absorption

    Its amphiphilic structure adapts well to the skin barrier, providing superior penetration compared to most Vitamin C derivatives and allowing it to reach the dermis to take effect.

    🌿 3. Gentle & Low Irritation

    Free from the acidic irritation of pure Vitamin C, it is suitable for sensitive skin and does not stain the stratum corneum.

    ✨ 4. Comprehensive Efficacy

    Delivers multiple benefits, including whitening, anti-aging, antioxidant, anti-inflammatory, and collagen-boosting effects.

    Major Efficacy & Applications
    💡 Core Efficacy
    • Whitening & Spot Fading: Inhibits tyrosinase activity, blocks melanin production, reduces existing melanin, and fades dark spots and acne marks.
    • Anti-aging & Firming: Promotes collagen synthesis, increases skin elasticity, and improves fine lines and sagging.
    • Antioxidant: Scavenges free radicals, protects against photo-aging and blue light damage, and brightens skin tone to improve dullness.
    • Anti-inflammatory & Soothing: Inhibits solar inflammation, soothes redness, and assists in barrier repair.
    🧴 Application Areas (Cosmetics)
    • Product Types: Serums, lotions, creams, gels, masks, and toners.
    • Formulation Categories: Suitable for all types of formulations focused on whitening, anti-aging, repair, brightening, and antioxidant benefits.
    Recommended Dosage:
    0.5% – 2.0%
    Package & Storage
    📦
    Package 1 kg / aluminum foil bag
    25 kg / cardboard drum
    ❄️
    Storage Cool, dry, and dark environment.
    Preferably refrigerated at 2–8 ℃.
    ❓ Frequently Asked Questions
    Q What is Vitamin C Ethyl Ether (Ethyl Ascorbic Acid)?
    Vitamin C Ethyl Ether, also known as Ethyl Ascorbic Acid, is a stable, skin-permeable derivative of Vitamin C. It features both hydrophilic and lipophilic properties, making it highly effective as a core active ingredient in whitening, anti-aging, and antioxidant cosmetic formulations.
    Q Why is Ethyl Ascorbic Acid more stable than pure Vitamin C?
    The ethyl group modification at the C3 hydroxyl position of the Vitamin C molecule protects it from oxidation. This structural change prevents yellowing and inactivation, resulting in a significantly longer shelf life and stronger formulation compatibility compared to pure Vitamin C.
    Q Is Ethyl Ascorbic Acid suitable for sensitive skin?
    Yes. Unlike pure Vitamin C, Ethyl Ascorbic Acid does not carry acidic irritation. It is gentle on the skin, does not stain the stratum corneum, and is well-tolerated by sensitive skin types, making it a preferred choice for mild yet effective formulations.
    Q What is the recommended usage concentration in cosmetic formulations?
    The recommended dosage of Ethyl Ascorbic Acid in cosmetic formulations is 0.5% to 2.0%. It can be incorporated into a wide range of product types, including serums, lotions, creams, gels, masks, and toners.
    Q How should Ethyl Ascorbic Acid be stored to maintain its quality?
    Ethyl Ascorbic Acid should be stored in a cool, dry, and dark environment. Refrigeration at 2–8 ℃ is preferred to maintain its stability and potency over time. It is available in 1 kg aluminum foil bags or 25 kg cardboard drums.
    Q What are the main skin benefits of using Ethyl Ascorbic Acid in cosmetics?
    Ethyl Ascorbic Acid offers a broad range of skin benefits: it inhibits melanin production for whitening and spot fading, promotes collagen synthesis for anti-aging and firming, scavenges free radicals for antioxidant protection, and soothes inflammation to support skin barrier repair.

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