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| Model NO. | CAS 305-84-0 | EINECS | 206-166-4 |
| Product Name | 3, 4-Ethylenedioxythiophene Edot | Molecular Weight | 142.18 G/Mol |
| Appearance | Colorless to Pale Yellow Transparent Liquid | Usage | Cosmetic Raw Materials |
| Classification | High Purity Material | Grade | AR |
| Solubility | Soluble in Most Organic Solvents | Shelf Life | 12-24 Months |
| Storage | Store in Dry & Ventilated Area | HS Code | 2934990099 |
Carnosine (CAS No. 305-84-0), formally known as β-alanyl-L-histidine, is a naturally occurring dipeptide compound and a core functional ingredient widely used in cosmetics, dietary supplements, and pharmaceutical formulations. As a classic bioactive material, it has established itself as a foundational component in anti-aging skincare and sports nutrition sectors.
Under standard conditions, it presents as a white crystalline powder, odorless, and highly soluble in water; it maintains excellent chemical stability when stored in cool, dry, and well-ventilated environments. Its unique molecular structure endows it with outstanding antioxidant, anti-glycation, and metal ion-chelating capabilities.
| Product Name | Carnosine |
| Other Names | β-Alanyl-L-histidine |
| Molar Mass | 226.23 g·mol¹ |
| Purity (GC) | ≥99.0% (Cosmetic Grade), up to 99.5% (Pharmaceutical Grade) |
| Heavy Metal | ≤10 ppm |
| Appearance | White crystalline powder |



1. Cosmetics & Skincare: A core anti-aging raw material used in serums and creams. It enhances elasticity and delays aging, complying with international safety standards.
2. Dietary & Sports Nutrition: Used for fatigue relief and performance boost. It buffers lactic acid to ease post-exercise soreness and supports cellular recovery.
3. Pharmaceutical Research: Acts as an excipient and research reagent for studying oxidative stress and anti-aging mechanisms.


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