Conclusions
Benzoylation of the bisazomethines R-CH=N(CH2)nN=CH-R (R=i-C3H7, Ph; n=3–6.8) affords NN′-dibenzoyl-2-R-1,3-diazacycloalkanes and open-chain amides. The yields of 2-R-1,3-diazacycloalkanes are at a maximum when n=2 and 3, decreasing rapidly as n increases.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 7, pp. 1612–1615, July, 1985.
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Agafonov, N.E., Kondrat'eva, G.Y. Synthesis of 1,3-diazacyclanes by the benzoylation of bis-schiffs bases. Russ Chem Bull 34, 1474–1477 (1985). https://doi.org/10.1007/BF00950151
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DOI: https://doi.org/10.1007/BF00950151