86404-04-8

- Chinese Name: 维生素 C 乙基醚(VC 乙基醚)

- English Name: 3-O-Ethyl-L-ascorbic acid- CAS No.: 86404-04-8

- Physical Form: White crystalline powder (≥99% purity)

- Solubility: Amphiphilic (soluble in water, ethanol; slightly soluble in ether; insoluble in benzene/chloroform)

- Stability: Oxidation

- resistant, non

- discoloring (stable under pH 5.0-7.0; no inert gas needed for storage)

- Skin Efficacy: Enzymatically converted to vitamin C in skin; better penetration than pure vitamin C

1. Cosmetics & Skincare (Main)- Whitening products (serums, creams): Inhibits tyrosinase to block melanin synthesis; treats dark spots, hyperpigmentation- Anti - aging formulations: Boosts collagen synthesis; reduces fine lines/wrinkles; neutralizes free radicals- Sun - care products: Mitigates photo - damage; enhances UV protection- General skincare: Suitable for lotions, masks, and eye creams (compatible with most ingredients)

2. Food & Dietary Supplements (Minor)- Antioxidant additive for functional drinks, fruit - based products (extends shelf life)- Nutritional supplement ingredient (supports immune health; stable in processing/storage)

3. Other Fine Chemicals- Intermediate for synthesizing vitamin - C - derived active ingredients; raw material for special - purpose APIs

1. Cosmetics: 0.5% - 5% (common 1% - 3%) in whitening/anti - aging serums; 0.2% - 1% in daily lotions

2. Food: 0.01% - 0.1% (complies with food additive regulations)

3. Processing Note: Add at ≤60°C to avoid thermal degradation; compatible with most cosmetic bases

- Standard Bulk Packaging: 25 kg fiber drum (lined with food - grade PE bag); also 1 kg/10 kg aluminum

- foil bags for small batches

- Custom Packaging: Available (e.g., 50 kg drum, 5 kg bag) on request

- Storage Conditions: Sealed; stored in cool (15-25°C), dry, well

- ventilated area; avoid sunlight

- Shelf Life: 2 years (unopened, original packaging)