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Tryptophan is an α-amino acid that is used in the biosynthesis of proteins.
T 2485 (OTTO) L-Tryptophane, 99+% Cas no 73-22-3 - used as a precursor to niacin, indole alkaloids and serotonin. It acts as an important intrinsic fluorescent probe, which finds to estimate the nature of microenvironment of the tryptophan.