Scheme 2.
Radiosynthesis of [11C](±)-12a. Conditions, reagents and decay-corrected yield: a) Pt, NH3 (20-30 mL/min), 990 °C. b) 50% H2SO4, 90 °C; c) Pd(PPh3)4, KOH, K2.2.2, DMSO, 110 °C, 36% (n = 2).
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