Categories Articles Ethyl-4-phenylpiperidine-4-carboxylate Post author By forendex.southernforensic CSA Names: Ethyl-4-phenylpiperidine-4-carboxylate Pethidine-intermediate-B CSA Location: Schedule II Section (c) Subsection (20) DEA code 9233 CSA History: Scheduled in Public Law 91-513, the original CSA of 1970 Names: Ethyl 4-phenylpiperidine-4-carboxylate (IUPAC) Molecular formula: C14H19NO2 Nominal mass: 233 Average mass: 233.3062 Monoisotopic mass: 233.141579 CAS registry number: 77-17-8 ChemSpider: 30039 PubChem: 32414 Wikipedia: Norpethidine Erowid: Norpethidine Drugs-Forum: Bluelight: Standard InChI: InChI=1S/C14H19NO2/c1-2-17-13(16)14(8-10-15-11-9-14)12-6-4-3-5-7-12/h3-7,15H,2,8-11H2,1H3 Standard InChI key: QKHMFBKXTNQCTM-UHFFFAOYSA-N SMILES: CCOC(=O)C1(CCNCC1)c1ccccc1 Tags: USCSA ← 4-Androstenediol diacetate → 2C-D