AM281 Cayman Chemical Item Number 10006972 Description AM281 is a potent and selective central cannabinoid (CB1) receptor antagonist/inverse agonist (Ki =12 nM and 4,200 nM for CB1 and CB2, respectively).1↗,2↗ Structurally, it is an analog of the CB1 inverse agonist rimonabant (Item No. 9000484).2↗ It has no effect on the vanilloid TRPV1 receptor.3↗ AM281 has been used to evaluate the potential effects of compounds at CB1.4↗,5↗ It has also been used to study the membrane localization and cycling of CB1.6↗ Formal Name 1-(2,4-dichlorophenyl)-5-(4-iodophenyl)-4-methyl-N-4-morpholinyl-1H-pyrazole-3-carboxamide CAS Number 202463-68-1 Molecular Formula C21H19Cl2IN4O2 Formula Weight 557.2 Formulation A crystalline solid Purity ≥98% λmax 249 nm Stability 2 years Storage -20°C Shipping Room temperature in continental US; may vary elsewhere SMILES ClC1=CC(Cl)=CC=C1N2C(C3=CC=C(I)C=C3)=C(C)C(C(NN4CCOCC4)=O)=N2 InCHI Code1S/C21H19Cl2IN4O2/c1-13-19(21(29)26-27-8-10-30-11-9-27)25-28(18-7-4-15(22)12-17(18)23)20(13)14-2-5-16(24)6-3-14/h2-7,12H,8-11H2,1H3,(H,26,29) InCHI Key AJFFBPZYXRNAIC-UHFFFAOYSA-N |