Bird's nest acid is an important component of oligosaccharides, glycolipids and glycoproteins, which are widely distributed in human brain, nerve tissue, blood and emulsion. In 2017, China approved sialic acid as a new food raw material, and in the same year, the European Union authorized sialic acid to be put on the market as a new food ingredient. In 2021, bird's nest acid was successfully filed with the State Food and Drug Administration as a new raw material for cosmetics.
Alias | Sialic acid, N-acetylneuraminic acid |
English name | Sialic acid、N-acetylneuraminic acid(Neu5Ac) |
Molecular formula | C11H19NO9 |
Structural formula | |
CAS number | 131-48-6 |
Molecular weight | 309.27 |
Appearance | White powder |
density | 1.6±0.1 g/cm3 |
Melting point | 184-186℃ |
Specific Rotation | -30.0°~-34.0° |
Preservation method | Store at room temperature, sealed, dry and protected from light |
Solubility | Soluble in water to 50 g/L (20°C) |
Content | ≥98% |
Shelf life | 24 months |
As an important component of neurotrophic factors to improve brain gangliosides, it has a wide range of applications in the food field; It is used in cosmetics as an anti-wrinkle agent, antioxidant, skin protector, and moisturizer.
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