L-Phenylalanine
L-Phe
- CAS
- 63-91-2
- EC
- 200-568-1
- Sectors
- Nutraceuticals & Supplements, Food & Nutrition, Pharma & Healthcare
L-Phenylalanine (CAS 63-91-2) is an essential aromatic amino acid that appears as a white crystalline powder and serves as a precursor to tyrosine, dopamine and norepinephrine, making it a standard input for dietary supplements, flavor enhancement and aspartame production.
Typical Properties
| Molecular formula | C9H11NO2 |
|---|---|
| Molecular weight | 165.19 g/mol |
| Appearance | White crystalline powder |
| Form | powder |
| Color | White to off-white |
| Odor | at 100.00 %. odorless |
| Melting point | 283 °C (decomp) |
| Density | 1.290 g/cm³ |
| Water solubility | 1-5 g/100 mL at 25 °C |
| pH | 5.0-7.0 (25°C, 0.1M in H2O) |
| HS code | 29224995 |
| Grades available | Food Grade |
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-Phenylalanine
Applications
Used in dietary supplements, food flavor enhancers, and as a key raw material for aspartame synthesis. In pharmaceuticals, it supports cognitive and mood-related therapies.
Safety & Risks
Non-toxic in dietary amounts. Protect from light and moisture to maintain purity.
Packaging
Delivered in 25 kg PE-lined paper bags or drums. Store cool, dry, and sealed.