Scheme 2.From: Synthesis of [11C]carbonyl-labeled cyclohexyl (5-(2-acetamidobenzo[d]thiazol-6-yl)-2-methylpyridin-3-yl)carbamate ([11C-carbonyl]PK68) as a potential PET tracer for receptor-interacting protein 1 kinaseRadiosynthesis. Reagents and conditions: a 1 mol/L CH3MgBr in THF; b (COCl)2, 2,6-di-tert-butylpyridine in DMF; c [11C]acetyl chloride ([11C]AcCl), Et3N, DMAP, THF, 80 °C, 5 minBack to article page