Abstract
The conformation of the macrocyclic skeleton of 1,8,9,20-tetrahydro-3,6,9-trimethyl-1,8-diphenyldibenzo[c,m]dipyrazolo[3,4-f:4′,3′-j][1,2,5,8,9,12]-hexaazacyclotetradecene was determined by means of the 13C NMR spectra with respect to the known conformations of the macrocyclic skeleton in isomeric Ni(II) complexes of 1,8,9,20-tetrahydro-3,6-dimethyl-1,8-diphenyldibenzo[c,m] dipyrazolo[3,4-f:4′,3′-j][1,2,5,8,9,12]hexaazacyclotetradecene.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 9, 1256–1260, September, 1988.
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Ryabokobylko, Y.S., Dziomko, V.M., Ruchkina, G.N. et al. Determination of the conformation of macrocyclic 1,8,9,20-tetrahydro3,6,9-trimethyl-1,8-diphenyldibenzo[c,m]dipyrazolo[3,4-f:4′,3′-j][1,2,5,8,9,12]hexaazacyclotetradecene. Chem Heterocycl Compd 24, 1039–1043 (1988). https://doi.org/10.1007/BF00474051
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DOI: https://doi.org/10.1007/BF00474051