5-Bromo-L-tryptophan (Standard) is the analytical standard of 5-Bromo-L-tryptophan (HY-20897A). This product is intended for research and analytical applications. 5-Bromo-L-tryptophan is an alpha-amino acid derivative that can be found in Semenospongia sp.. 5-Bromo-L-tryptophan can be used to synthesize 5-bromoindole (HY-30236).