Tryptophan is an essential amino acid containing Indole function group. It is one of 20 standard amino acids.

Nutritional Phytochemical Analytical Laboratory

Molecular Weight: 204.22

Molecular Formula: C11H12N2O2

IUPAC Name: (S)-2-Amino-3-(1H-indol-3-yl)-propionic acid

CAS Name: L-Tryptophan

CAS number: 73-22-3

One Letter Code: W

Three Letter Code: Trp

Tryptophan

Structural Formula

3D Structural Formula

3 D structure formulalysine - structural formula