Are the N-demethylated metabolites of U-47700 more active than their parent compound? In vitro μ-opioid receptor activation of N-desmethyl-U-47700 and N,N-bisdesmethyl-U-47700 Posted on December 16, 2021 By Becky Carter F Nordmeier, A Cannaert, CP Stove, PH Schmidt, MR Meyer, N Schaefer Drug Test Anal. 2021; 1-5 Online Version of Record Biology, Chemistry, Controlled Substances, Toxicology
