O-2372 is an analgesiccannabinoid derivative created by Organix Inc. for use in scientific research. It has high affinity for both CB1 and CB2receptors, with Ki values of 1.3 nM at CB1 and 0.57 nM at CB2, but is only moderately soluble in water compared to other related compounds such as O-2694, which it is a metabolite of.[1]
^Martin BR, Wiley JL, Beletskaya I, Sim-Selley LJ, Smith FL, Dewey WL, Cottney J, Adams J, Baker J, Hill D, Saha B, Zerkowski J, Mahadevan A, Razdan RK (September 2006). "Pharmacological characterization of novel water-soluble cannabinoids". The Journal of Pharmacology and Experimental Therapeutics. 318 (3): 1230–9. doi:10.1124/jpet.106.104109. PMID16757541. S2CID14864925.