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Modification of the Pictet–Spengler reaction in the synthesis of fused 2,3-benzodiazocines

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Chemistry of Heterocyclic Compounds Aims and scope

A new strategy for the synthesis of the eight-membered heterocyclic skeleton of tetrahydro-quinazolino[3,2-c][2,3]benzodiazocin-15-ones, based on the Pictet–Spengler reaction of 3-amino-2-[2-(3,4-dimethoxyphenyl)ethyl]quinazolin-4(3H)-one with carbonyl compounds in acidic media, is proposed.

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Correspondence to A. S. Tolkunov.

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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 8, pp. 1223–1231, August, 2011.

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Tolkunov, A.S., Baumer, V.N., Palamarchuk, G.V. et al. Modification of the Pictet–Spengler reaction in the synthesis of fused 2,3-benzodiazocines. Chem Heterocycl Comp 47, 1006–1013 (2011). https://doi.org/10.1007/s10593-011-0867-0

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  • DOI: https://doi.org/10.1007/s10593-011-0867-0

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