2-{[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methoxy}-6-ethyl-4-piperazin-1-ylthieno[2,3-d]pyrimidine 、
4-溴苯甲酸 在
N,N-二异丙基乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N-甲基吡咯烷酮 为溶剂,
生成
4-[4-(4-bromobenzoyl)piperazin-1-yl]-2-{[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methoxy}-6-ethylthieno[2,3-d]pyrimidine