4-Hydroxymelatonin Price Not Available 25mg 4-Hydroxymelatonin Supplier Page Catalog Number R019792 Molecular Formula C13H16N2O3 CAS# 39998-64-6 Purity ≥95% Inchi InChI=1S/C13H16N2O3/c1-8(16)14-6-5-9-7-15-10-3-4-11(18-2)13(17)12(9)10/h3-4,7,15,17H,5-6H2,1-2H3,(H,14,16) Inchi Key DVJGMCLSLFPIQR-UHFFFAOYSA-N SMILES CC(=O)NCCC1=CNC2=C1C(=C(C=C2)OC)O Size 25mg Supplier Page https://www.musechem.com/product/R019792.html