What are the physical and chemical properties of N-{3-Acetyl-4-[2-hydroxy-3-(isopropylamino)propoxy]phenyl}butanamide hydrochloride (CAS: 34381-68-5)?

N-{3-Acetyl-4-[2-hydroxy-3-(isopropylamino)propoxy]phenyl}butanamide hydrochloride is a white crystalline solid with a molecular weight of approximately 446.5 g/mol. It is sparingly soluble in water but more soluble in organic solvents like methanol and ethanol. The compound is stable under normal conditions but reacts with bases to release the free amine. It is non-flammable and has a pKa of about 2.2.