Abstract:
1,3-Diphenylprop-2-yn-1-one is inserted into 3-substituted imidazo[4,5-b]pyridines upon refluxing in MeCN in the presence of equimolar amount of water to afford pyrido[2,3-b][1,4]diazocin-9-ones in up to 61% yield.
Citation:
B. A. Trofimov, L. P. Nikitina, K. V. Belyaeva, L. V. Andriyankova, A. G. Mal'kina, I. Yu. Bagryanskaya, A. V. Afonin, I. A. Ushakov, “Insertion of 1,3-diphenylprop-2-yn-1-one into imidazo[4,5-b]pyridines in the presence of water: one-pot synthesis of pyrido[2,3-b][1,4]diazocin-9-ones”, Mendeleev Commun., 26:1 (2016), 16–18
Linking options:
https://www.mathnet.ru/eng/mendc2094
https://www.mathnet.ru/eng/mendc/v26/i1/p16
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