Tryptophan

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L-Tryptophan
Identifiers
CAS number 73-22-3 YesY
PubChem 6305
ChemSpider 6066 YesY
UNII 8DUH1N11BX YesY
DrugBank DB00150
KEGG D00020 YesY
ChEBI CHEBI:27897 N
ChEMBL CHEMBL54976 YesY
IUPHAR ligand 717
ATC code N06AX02
Jmol-3D images Image 1
Properties
Molecular formula C11H12N2O2
Molar mass 204.23 g mol−1
Solubility in water Soluble: 0.23 g/L at 0 °C,

11.4 g/L at 25 °C,
17.1 g/L at 50 °C,
27.95 g/L at 75 °C

Solubility Soluble in het alcohol, alkali hydroxides; insoluble in chloroform.
Acidity (pKa) 2.38 (carboxyl), 9.39 (amino)[1]
 N (verify) (what is: YesY/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Tryptophan (IUPAC-IUBMB abbreviation: Trp or W; IUPAC abbreviation: L-Trp or D-Trp; sauld for medical uise as Tryptan)[2] is ane o the 22 staundart amino acids an an essential amino acid in the human diet, as demonstratit bi its growth effects on rats.

References[eedit | eedit soorce]

  1. Dawson RMC, et al. (1969). Data for Biochemical Research. Oxford: Clarendon Press. ISBN 0-19-855338-2. 
  2. IUPAC-IUBMB Joint Commission on Biochemical Nomenclature. "Nomenclature and Symbolism for Amino Acids and Peptides". Recommendations on Organic & Biochemical Nomenclature, Symbols & Terminology etc. Retrieved 2007-05-17.