C23H29FN2O

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The molecular formula C23H29FN2O may refer to:

  • 4-Fluorobutyrfentanyl, opioid analgesic and analog of butyrfentanyl; has been sold online as a designer drug
  • 4-Fluoroisobutyrfentanyl, opioid analgesic, analog of butyrfentanyl, and structural isomer of 4-Fluorobutyrfentanyl; has been sold online as a designer drug
  • XEN1101, an experimental anticonvulsant drug