^Ferris RM, Tang FL (September 1979). "Comparison of the effects of the isomers of amphetamine, methylphenidate and deoxypipradrol on the uptake of l-[3H]norepinephrine and [3H]dopamine by synaptic vesicles from rat whole brain, striatum and hypothalamus". The Journal of Pharmacology and Experimental Therapeutics. 210 (3): 422–8. PMID39160.
^Kim DI, Deutsch HM, Ye X, Schweri MM (May 2007). "Synthesis and pharmacology of site-specific cocaine abuse treatment agents: restricted rotation analogues of methylphenidate". Journal of Medicinal Chemistry. 50 (11): 2718–31. doi:10.1021/jm061354p. PMID17489581.
^Ablordeppey SY, Fischer JB, Law H, Glennon RA (August 2002). "Probing the proposed phenyl-A region of the sigma-1 receptor". Bioorganic & Medicinal Chemistry. 10 (8): 2759–65. doi:10.1016/S0968-0896(02)00096-2. PMID12057665.
^Ágai B, Proszenyák A, Tárkányi G, Vida L, Faigl F (2004). "Convenient, Benign and Scalable Synthesis of 2- and 4-Substituted Benzylpiperidines". European Journal of Organic Chemistry. 2004 (17): 3623–3632. doi:10.1002/ejoc.200400215.
^US 6124317, Bigge CF, Keana JR, Cai SX, Weber E, Woodward R, Lan NC, Guzikowski AP, "2-substituted piperidine analogs and their use as subtype-selective NMDA receptor antagonists."