The molecule is a member of the class of tryptamines that is tryptamine in which the the indole ring has been substituted by a hydroxy group at position 4. It is a member of tryptamines, a member of hydroxyindoles and a primary amino compound. It is a conjugate base of a 4-hydroxytryptamine(1+).
3-(2-aminoethyl)-1H-indol-4-ol