jo7020746_si_005.cif (12.69 kB)

Synthesis of Novel Pyrimidine Fused 8-Membered Heterocycles via Iminium Ion Cyclization Reactions

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posted on 01.02.2008, 00:00 by Xin Che, Lianyou Zheng, Qun Dang, Xu Bai
Novel tricyclic pyrimidine-fused 8-membered heterocycles were prepared by an iminium ion cyclization using pyrimidinediamine systems with electron-rich aromatic rings.

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