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LC4542 L-Phenylalaninesuitable for use as excipient EMPROVE exp Ph Eur,USP |
Order number | Packaging | Quantity | Price € |
AC31542 | Plastic bottle | 100 g | inquire |
AC31542 | Plastic bottle | 1 kg | inquire |
AC31542 | Plastic drum | 10 kg | inquire |
Product information | |
Grade | Ph Eur,USP |
Hill Formula | C9H11NO2 |
HS Code | 2922 49 85 |
EC number | 200-568-1 |
Molar mass | 165.19 g/mol |
CAS number | 63-91-2 |
Chemical and physical data | |
Solubility | 27 g/l (20 °C) |
Melting point | 275 – 283 °C (decomposition) |
Molar mass | 165.19 g/mol |
Bulk density | 580 kg/m3 |
pH value | 5.4 – 6.0 (10 g/l, H2O, 20 °C) |
Safety information | |
RTECS | AY7535000 |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
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 |
Appearance of solution (50 g/l, hydrochloric acid 1 mol/l) | clear and not more intense in colour than reference solution BY6 |
Spec. rotation – α 20/D, 20 g/l, water, calc. on dried substance |
-33.0° to -35.5° |
– α 25/D, 20 g/l, water, calc. on dried substance | -32.7° to -34.7° |
pH (10 g/l, CO2-free water) | 5.4 – 6.0 |
Chloride (Cl) | ≤ 0.02 % |
Sulfate (SO4) | ≤ 0.03 % |
Heavy metals (as Pb) | ≤ 0.001 % |
Al (Aluminium) | ≤ 0.0005 % |
NH4 (Ammonium) | ≤ 0.02 % |
Fe (Iron) | ≤ 0.001 % |
Ninhydrin – positive substances (total (TLC)) | ≤ 0.5 % |
Residual solvents (Ph.Eur./USP/ICH) class 2 (Methanol) | ≤ 0.3 % |
Other residual solvents (Ph. Eur./USP/ICH) | excluded by manufacturing process |
Sulfated ash (600 °C) | ≤ 0.1 % |
Loss on drying (105 °C; 3 h) | ≤ 0.3 % |
Bacterial endotoxins | ≤ 3.0 I.U./g |
Corresponds to Ph. Eur., USP. |
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