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LC3952 DL-Methioninesuitable for use as excipient exp Ph Eur,BP |
Order number | Packaging | Quantity | Price € |
AC30952 | Fibre carton | 50 kg | inquire |
Product information | |
Grade | Ph Eur,BP |
Synonyms | C5H11NO2S |
HS Code | 2930 40 90 |
EC number | 200-432-1 |
Molar mass | 149.21 g/mol |
CAS number | 59-51-8 |
Chemical and physical data | |
Ignition temperature | 390 °C |
Solubility | 34 g/l (25 °C) |
Melting point | 265 – 275 °C |
Molar mass | 149.21 g/mol |
Density | 1.34 g/cm3 (20 °C) |
Bulk density | 480 kg/m3 |
pH value | 5.6 – 6.1 (20 g/l, H2O, 20 °C) |
Safety information | |
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. |
Toxicological data | |
LD 50 oral | LD50 rat > 5000 mg/kg |
Specifications | |
Assay (perchloric acid titration, calculated on dried substance) | 99.0 – 100.5 % |
Identity (IR-spectrum) | passes test |
Appearance | crystalline powder or flakes, white to almost white |
Appearance of solution (20 g/l, CO2-free water) | clear and colourless |
pH (20 g/l, CO2-free water) | 5.6 – 6.1 |
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l) | -0.05° to +0.05° |
Chloride (Cl) | ≤ 0.02 % |
Sulfate (SO4) | ≤ 0.02 % |
Heavy metals (as Pb) | ≤ 0.002 % |
Fe (Iron) | ≤ 0.001 % |
Se (Selenium) | ≤ 0.003 % |
Related substances (TLC) | ≤ 0.2 % |
Residual solvents (Ph. Eur./ICH) | excluded by manufacturing process |
Sulfated ash (600 °C) | ≤ 0.1 % |
Loss on drying (105 °C) | ≤ 0.5 % |
Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000 are not likely to be present. |
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Corresponds to Ph. Eur., BP |
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