CAS NO:24622-62-6 it is an important pharmaceutical intermediate. 1-(3',4'-Methylenedioxyphenyl)-2-pyrrolidino-1-pentanone hydrochloride CAS NO: 24622-62-6 it is an important pharmaceutical intermediate ,usual use it to produce anti-depression medicines. it is new products in China. 1-(3',4'-Methylenedioxyphenyl)-2-pyrrolidino-1-pentanone hydrochloride