H-Ile-Trp-OH (Standard) is the analytical standard of H-Ile-Trp-OH (HY-105858). This product is intended for research and analytical applications. H-Ile-Trp-OH (Ile-Trp), a dipeptide, is an angiotensin-converting enzyme (ACE) inhibitor with an IC50 of 0.7 µM. H-Ile-Trp-OH inhibits predominantly the C-domain of ACE[1].