2-O-Ethyl Ascorbic Acid

Product Description

Green Stone Swiss supplies high-purity 2-O-Ethyl Ascorbic Acid manufactured under strict GMP-aligned quality systems, ensuring consistent batch-to-batch performance for professional cosmetic and personal care brands worldwide. Our direct factory supply model delivers reliable bulk quantities with full technical documentation and free sample support.

2-O-Ethyl Ascorbic Acid is the 2-O-ethyl ether of ascorbic acid. In finished formulas it is not 3-O-ethyl ascorbic acid and not ascorbic acid. This grade is a white to off-white powder that dissolves in water.

Vitamin C serums continue to specify this INCI when the 2-O-ethyl ether is named. Cosmetic-grade material remains a bulk ingredient when the assay is on the COA.

Product Specification

• INCI Name: 2-O-Ethyl Ascorbic Acid
• CAS No.: N/A
• Molecular Formula: C₈H₁₂O₆
• Molecular Weight: 204.18 Da
• Appearance: White to off-white powder
• Purity: Typical ≥98%
• Solubility: Soluble in water
• Suggested pH: 4.5-6.5 in finished systems
• Storage: Protect from light and moisture

Key Benefits & Applications

2-O-Ethyl Ascorbic Acid is used where this INCI is named on the formula.

• Dissolve in the water phase below 40°C
• Distinct from the materials named above
• Fits leave-on cosmetic bases
• Typical use level: 0.1-2.0% in the finished formula

Formulation Guidelines

Follow these guidelines when adding 2-O-Ethyl Ascorbic Acid.

• Suggested Use Level: Typical 0.1-2.0% in the finished formula
• pH Range: Suggested 4.5-6.5
• Addition: Dissolve in the water phase below 40°C
• Stability: Protect from light and moisture
• Combine with Niacinamide when that material is needed beside this ingredient.