What are the physical and chemical properties of 3-Pyrrolidinone hydrochloride (CAS: 3760-52-9)?

3-Pyrrolidinone hydrochloride (CAS: 3760-52-9) is a white crystalline powder with a molecular weight of approximately 162.67 g/mol. It has a solubility of about 40 g/L in water at 20°C. Chemically, it is moderately reactive and can form hydrogen bonds. It is slightly soluble in organic solvents like ethanol and acetone. It is commonly used in pharmaceuticals and as a precursor in organic synthesis.