TY - GEN AU - Helisten,C AU - Shulgin,A T TI - The detection of 1-piperidinocyclohexanecarbonitrile contamination in illicit preparations of 1-(1-phenylcyclohexyl)piperidine and 1-[1-(2-thienyl)-cyclohexyl]piperidine PY - 1976///0419 KW - Chromatography, Gas KW - Chromatography, Thin Layer KW - Drug Contamination KW - Nitriles KW - analysis KW - Phencyclidine KW - analogs & derivatives KW - Piperidines N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0021-9673(00)81090-0 ER -