CAS Registry Number: 61869-08-7 CAS Name: (3 S - trans )-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine .Hcl CAS Registry Number: 110429-35-1; 78246-49-8 (hydrochloride) Molecular Formula: C 19 H 20 FNO 3 .HCl.紿 2 O Molecular Weight: 374.84. Melting point: mp 129-131? Therap-Cat: Antidepressant; antiobsessional. Specification: Characteristics A white or almost white crystalline powder Identification Must complies Water 2.2~2.6% Specific rotation(1% in ethanol) -86 ?~ -91 ? Heavy metals: not more than 10ppm Sulphated ash : not more than 0.2% Related substances(HPLC) Total impurity: not more than0.4% PH 5.5~6.5 Assay 98.5%-101.5%