N-acetyl-DL-tryptophan ycgc_int@yccreat
N-acetyl-DL-tryptophan /Email:zmq3@ycphar.com
CAS No. :87-32-1
Molecular formula: C13H14N2O3
Molecular Weight: 246.27
Reference Standard: AJI92
Appearance: white crystal or crystalline powder
State solution clear and colorless (transmission) is not less than 95.0%
Chloride (CL): not more than 0.04%
Ammonium: Not more than 0.02%
Iron (Fe): not more than 30ppm
Heavy metal (Pb): Not more than 10ppm
Arsenic (arsenic trioxide): not more than 2ppm
Other amino acids:
Loss on drying: not more than 0.60%
Residue on ignition (sulfuric acid): not more than 0.20%
Content: 98.0 to101.0%
Melting Point,204-206 ° C
Solubility in water, cold water insoluble
pH: 2.5 to 3.5
Usage: the important fine organic chemical intermediate widely used in pharmaceuticals, pesticides, chemical industry and other fields.
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