LY-2183240 (874902-19-9) is highly potent inhibitor of cellular anandamide uptake (IC50 = 0.27nM1, 15nM2). LY-2183240 has also been found2,3,4 to be an inhibitor of fatty acid amide hydrolase (FAAH) - IC50 = 14nM4, diacylglycerol lipase (DAGL) and monoacylglycerol lipase (MAGL) - IC50 = 5.3 nM3.
1) Moore et al., (2005), Identification of a high-affinity binding site involved in the transport of endocannabinoids; Proc. Natl. Acad. Sci. USA, 102 17852
2) Ortar et al. (2008), Carbamoyl tetrazoles as inhibitors of endocannabinoid inactivation: A critical revision; Eur. .J. Med. Chem., 43 62
3) Alexander and Cravatt (2006), The putative endocannabinoid transport blocker LY2183240 is a potent inhibitor of FAAH and several other brain serine hydrolases; J. Am. Chem. Soc., 128 9699
4) Dickason-Chesterfield et al. (2006), Pharmacological Characterization of Endocannabinoid Transport and Fatty Acid Amide Hydrolase Inhibitors; Cell. Mol. Neurobiol., 26 405