Tongzhou Chelsyn Chemicals

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  • Company Name: Tongzhou Chelsyn Chemicals
  • Street: #86 Bi Hua Road, Tong Zhou Economic Development Zone, NanTong JiangSu, China
  • City: Tongzhou
  • Province/state: Jiangsu
  • Country/region: China
  • Tel: 86-513-80100198
  • Fax: 86-513-80100168
  • Email:

L-Tryptophan

  • CAS No:73-22-3 (2S)-2-amino-3-(1H-indol-3-yl)propanoic acid
    Molecular Structure

    Other Information

  • CAS Registry Number: 73-22-3
  • Melting Point: 280-285 ºC
  • Density: 1.34
  • Refractive index: -32 ° (C=1, H2O)
  • Alpha: -31.1 º (C=1, H20)
  • Water Solubility: 11.4 G/L (25 ºC)
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29339990
  • EINECS: 200-795-6
  • Molecular Weight: 204.22518
  • InchiKey: QIVBCDIJIAJPQS-VIFPVBQESA-N
  • InChI: InChI=1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,
    13H,5,12H2,(H,14,15)/t9-/m0/s1
  • Risk Statements: S24/25
  • Molecular Formula: C11H12N2O2