| send us an inquiry |
LC254 L-Alaninesuitable for use as excipient EMPROVE exp Ph Eur,USP |
| Order number | Packaging | Quantity | Price € |
| AC27254 | Plastic bottle | 100 g | Inquire |
| AC27254 | Plastic bottle | 1 kg | Inquire |
| AC27254 | Plastic drum | 10 kg | Inquire |
| Product information | |
| Grade | Ph Eur,USP |
| Synonyms | 2-Aminopropionic acid, Ala |
| Hill Formula | C3H7NO2 |
| HS Code | 2922 49 85 |
| EC number | 200-273-8 |
| Molar mass | 89.09 g/mol |
| CAS number | 56-41-7 |
| Chemical and physical data | |
| Solubility | 166.5 g/l (25 °C) |
| Melting point | 295 – 297 °C (decomposition) |
| Molar mass | 89.09 g/mol |
| Density | 1.40 g/cm3 (20 °C) |
| Bulk density | 660 kg/m3 |
| pH value | 5.5 – 6.5 (100 g/l, H2O, 20 °C) |
|
Safety information |
|
| RTECS | AY2990000 |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Specifications | |
| Assay (perchloric acid titration, calculated on dried substance) | 98.5 – 101.0 % |
| Identity (IR-spectrum) | passes test |
| Appearance | white to almost white crystalline powder or colorless crystals |
| Appearance of solution (25 g/l, water) | clear and not more intense in color than reference solution BY6 |
| Spec. rotation – α 20/D, 100 g/l, hydrochloric acid 250 g/l, calc. on dried substance |
+13.5° to +15.5° |
| – α 25/D, 100 g/l, hydrochloric acid 6 mol/l, calc. on dried substance | +13.7° to +15.1° |
| pH (50 g/l CO2-free water) | 5.5 – 7.0 |
| Chloride (Cl) | ≤ 0.02 % |
| Sulfate (SO4) | ≤ 0.03 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.001 % |
| NH4 (Ammonium) | ≤ 0.02 % |
| Ninhydrin – positive substances (total (TLC)) | ≤ 0.5 % |
| Residual solvents (Ph. Eur./USP/ICH) | excluded by manufacturing process |
| Organic volatile impurities (according to USP) | conforms |
| Sulfated ash (600 °C) | ≤ 0.1 % |
| Loss on drying (105 °C; 3 h) | ≤ 0.2 % |
| Bacterial endotoxins | ≤ 2.0 I.U./g |
| Corresponds to Ph. Eur., USP. | |
 |