L-Aspartic Acid
2-Aminobutanedioic Acid, L-Asp
- CAS
- 56-84-8
- EC
- 200-291-6
- Sectors
- Nutraceuticals & Supplements, Pharma & Healthcare
L-Aspartic Acid (CAS 56-84-8) is a non-essential amino acid that occurs naturally in plant and animal proteins, in the form of a white crystalline powder with an acidic taste and high water solubility, and used in pharmaceuticals, nutritional supplements and fermentation media.
Typical Properties
| Molecular formula | C4H7NO4 |
|---|---|
| Molecular weight | 133.1 g/mol |
| Appearance | White crystalline powder |
| Form | powder |
| Color | White |
| Odor | acid taste |
| Melting point | 270-271 °C |
| Density | 1.661 g/cm³ @ Temp: 12.5 °C |
| Water solubility | 5 g/L (25 °C) |
| pH | 2.5-3.5 (4g/l, H2O, 20°C) |
| HS code | 29224995 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
L-Aspartic Acid
Applications
Used in pharmaceuticals, nutritional supplements, and fermentation media. It plays a role in the synthesis of other amino acids and serves as a building block for aspartame. Industrially, it contributes to biodegradable polymer and chelate formulations.
Safety & Risks
Non-toxic and stable under normal conditions. Avoid moisture exposure to prevent caking.
Packaging
Supplied in 25 kg paper bags or fiber drums with PE liners. Store cool, dry, and sealed.