piperazin-1-yl)methyl)-1H-indole (O-[11C]2c) and 1-((4-isopropylphenyl)sulfonyl)-5-methoxy-3-((4-[11C]methylpiperazin-1-yl)methyl)-1H-indole (N-[11C]2c), 1-((4-fluorophenyl)sulfonyl)-5-[11C]methoxy-3-((4-methylpiperazin-1-yl)methyl)-1H-indole (O-[11C]2d) and 1-((4-fluorophenyl)sulfonyl)-5-methoxy-3-((4-[11C]methylpiperazin-1-yl)methyl)-1H-indole (N-[11C]2d), were prepared from their O- or N-desmethylated
1-((4-
氟苯基)磺酰基)-5- [11C]甲氧基-3-((4-甲基
哌嗪-1-基)甲基)-1H-
吲哚(O- [11C] 2d)和1-((4 -
氟苯基)磺酰基)-5-甲氧基-3-((4- [11C]甲基
哌嗪-1-基)甲基)-1H-
吲哚(N- [11C] 2d)由它们的O-或N-去甲基化制备[11C] CH3OTf通过O-或N- [11C]甲基化形成的前体,并通过HPLC与
SPE结合以40-50%的放射
化学收率(基于[11C]
CO2)分离,并将衰变校正为轰击结束(
EOB)。放射
化学纯度> 99%,在
EOB处的摩尔活度(MA)为370-740 GBq /μmol,从
EOB的总合成时间约为40分钟。以[11C] 为基础,并将衰变校正为轰炸结束(
EOB)。放射
化学纯度> 99%,在
EOB处的摩尔活度(MA)为370-740 GBq /μmol,从
EOB的总合成时间约为40分钟。以[11C]