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N-Acetyl-DL-tryptophan

N-Acetyl-DL-tryptophan
N-Acetyl-DL-tryptophan
Product Code : LC208
Product Description
LC208 N-Acetyl-DL-tryptophan
suitable for biopharmaceutical production bio Ph Eur,BP

 

Order number Packaging Quantity Price €
AC27208 Plastic bottle 1 kg inquire
AC27208 Plastic bottle 25 kg inquire

 

Product information
Grade Ph Eur,BP
Hill Formula C13H14N2O3
HS Code 2933 99 80
EC number 201-739-3
Molar mass 246.26 g/mol
CAS number 87-32-1

 

Chemical and physical data
Solubility 0.51 g/l (20 °C)
Melting point 205 - 206 °C decomposes
Molar mass 246.26 g/mol
Bulk density 370 kg/m3
pH value (0.5 g/l, H2O, 20 °C)

 

Safety information
Storage class 10 - 13 Other liquids and solids
WGK NWG not 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 (alkalimetric, calculated on dried substance) 99.0 - 101.0 %
Identity (IR-spectrum) passes test
Appearance white to almost white, crystalline powder or colorless crystals
Appearance of solution (10 g/l; sodium hydroxide solution 1 mol/l) clear and not more intense in color than reference solution Y7 or GY7
Spec. rotation (α 20/D; 100 g/l; sodium hydroxide solution 1 mol/l) -0.1° to +0.1°
Heavy metals (as Pb) ≤ 0.001 %
Fe (Iron) ≤ 0.001 %
NH4 (Ammonium) ≤ 0.02 %
Residual solvents (Ph. Eur./ICH) excluded by manufacturing process
Related substances (HPLC)
- largest single impurity
≤ 0.25 %
- Sum of all impurities ≤ 0.5 %
Sulfated ash (600 °C) ≤ 0.1 %
Loss on drying (105 °C) ≤ 0.5 %
Bacterial endotoxins ≤ 50 I.U./g
Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000
are not likely to be present.
Corresponds to Ph. Eur., BP

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