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Figure 6 | Organic and Medicinal Chemistry Letters

Figure 6

From: Radiofluorination and biological evaluation of N-aryl-oxadiazolyl-propionamides as potential radioligands for PET imaging of cannabinoid CB2 receptors

Figure 6

Analytical radio-HPLC profile of [18 F]2 at 60 min p.i spiked with the reference 2 and 10 (M1 b ). Conditions: Multospher 120 RP 18 AQ, 5 μm, 250 × 4.6 mm. Solvents: A: 10% MeCN/20 mM NH4OAc, B: 90% MeCN/20 mM NH4OAc.Gradient elution (A%): 0 to 10 min, 100%; 10 to 40 min, gradient from 100% to 0%; 40 to 45 min, 0%; 45 to 50 min, 100% at a flow rate of 1 mL/min.

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