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ortho-Fluorofentanyl (hydrochloride) is an analytical reference standard categorized as an opioid.¹ ortho-Fluorofentanyl has been associated with fatal overdoses.² ortho-Fluorofentanyl is regulated as a Schedule I compound in the United States. This product is intended for research and forensic applications.

Ortho-Fluorofentanyl HCl is ortho-fluoro hydrochloride analog of Fentanyl (F274990), which is used as an analgesic.

1. Hassanien, S.H., Bassman, J.R., Perrien Naccarato, C.M., et al. In vitro pharmacology of fentanyl analogs at the human mu opioid receptor and their spectroscopic analysis Drug Test. Anal. 12(8),1212-1221(2020).
2. Helland, A., Brede, W.R., Michelsen, L.S., et al. Two hospitalizations and one death after exposure to ortho-fluorofentanyl J. Anal. Toxicol. 41(8),708-709(2017).