Carnosine
CAS 305-84-0
EC 206-169-9
Formula C9H14N4O3
MW 226.23 g/mol
Amino Acids & Peptides Personal Care & CosmeticsFood & NutritionPharmaceuticals & Healthcare Antioxidant & StabilizerHumectant & MoisturizingSurface Modification & Wetting
Description
Carnosine (CAS 305-84-0) is a naturally occurring dipeptide composed of beta-alanine and histidine, found in muscle and brain tissue. It is commercially known under the names Ignotine, Karnozin, and Sevitin, and carries no assigned E-code. It is classified under HS code 29332900.
In personal care formulations, carnosine functions as a skin conditioner and antioxidant by chelating metal ions and scavenging reactive oxygen species, reducing oxidative damage to skin proteins. In food and nutraceutical applications, it stabilizes lipid-containing systems against peroxidation and acts as a humectant, contributing to moisture retention in finished products.
Carnosine is available in pharmaceutical-grade and cosmetic-grade crystalline form, with compliance documentation available against Ph.Eur. and FCC monographs where applicable. The substance is registered under REACH and supplied with full EU regulatory support. Standard packaging formats include fiber drums and double-lined polyethylene bags.
In personal care formulations, carnosine functions as a skin conditioner and antioxidant by chelating metal ions and scavenging reactive oxygen species, reducing oxidative damage to skin proteins. In food and nutraceutical applications, it stabilizes lipid-containing systems against peroxidation and acts as a humectant, contributing to moisture retention in finished products.
Carnosine is available in pharmaceutical-grade and cosmetic-grade crystalline form, with compliance documentation available against Ph.Eur. and FCC monographs where applicable. The substance is registered under REACH and supplied with full EU regulatory support. Standard packaging formats include fiber drums and double-lined polyethylene bags.
Physical Properties
| Melting Point | 260 °C |
| Boiling Point | 367.84°C (rough estimate) |
| Density | 0.224 g/cm³ (crystal) (crystals) |
| Appearance | Crystalline |
| Color | White |
| Odor | at 100.00?%. odorless |
| Form | crystalline |
| Water Solubility | almost transparency |
| Vapor Pressure | 0Pa at 25℃ |
| Refractive Index | 21 ° (C=2, H2O) |
| Log P | -3.8 at 22℃ |
Trade & Regulatory
| HS Code | 29332900 |
| Storage Class | 11 - Combustible Solids |
| WGK (Germany) | 2 |
Other Names
L-carnosineSevitinIgnotineKarnozinBETA-A-HBETA-ALA-HIS
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