Product Description
DL-Valine has the chemical formula C₅H₁₁NO₂ and a molecular weight of approximately 117.15. It is also referred to as DL-α-aminoisovaleric acid or DL-2-amino-3-methylbutyric acid. It appears as a white crystalline powder, with a melting point of about 295℃ and a boiling point of 213.6℃ at 760 mmHg. Its specific rotation is -0.6 to +0.6° (20°C/D)(c=8, HCl). DL-Valine is hygroscopic and easily dissolves in water.
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Chemical Properties
| Melting point | 295 °C (dec.) (lit.) |
| Alpha | -0.6～+0.6° (20℃/D)(c=8, HCl) |
| Boiling point | 213.6±23.0 °C(Predicted) |
| Density | 1.31 |
| FEMA | 3444 | D,L-VALINE |
| Refractive index | 1.4650 (estimate) |
| Storage temp | Keep in dark place,Inert atmosphere,Room temperature |
| Solubility | Water (Slightly, Sonicated) |
| Pka | PK1:2.32(+1);pK2:9.61(0) (25°C) |
| Form | Crystalline Powder |
| Color | White |
| Odor | Odorless |
| Odor Type | Odorless |
| Biological source | Synthetic |
| Water Solubility | 68 g/L |
| JECFA Number | 1426 |
| Merck | 14,9909 |
| BRN | 506689 |
| LogP | 0.29 |
| CAS DataBase Reference | 516-06-3(CAS DataBase Reference) |
| NIST Chemistry Reference | DL-Valine(516-06-3) |
| EPA Substance Registry System | Valine (516-06-3) |
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Product Application
DL-Valine is an important amino acid involved in protein synthesis and is widely used in amino acid infusion products and nutritional supplements. It also serves as a nutrient enhancer in food and animal feed, as well as a useful compound in biochemical research and related applications.
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