Supramolecular aggregates of complex cations via unusual purine-purine base pairing in a new organorhodium(III) compound containing the antileukemic drug purine-6-thione. Synthesis, X-ray structure of trans(C,N7),trans(S,S),trans(P,N7)-[Rh(C6H5)(H1,H9- H2tp)2(PPh3)][Rh(C6H5)(H1,H9-H2tp)(H9-Htp)(PPh3)]Cl3.HCl.6H2O, and density functional analysis of the [H2tp...Htp]- base pair.
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Department of Chemical and Biosystem Sciences and Technologies, University of Siena, Via E. Bastianini 12, I-53100 Siena, Italy.
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D000964:Antimetabolites, Antineoplastic / Q000737:chemistry; D018360:Crystallography, X-Ray; D015122:Mercaptopurine / Q000737:chemistry*; D008958:Models, Molecular; D008968:Molecular Conformation; D009942:Organometallic Compounds / Q000138:chemical synthesis / Q000737:chemistry*; D011687:Purines; D012238:Rhodium
D000964:Antimetabolites, Antineoplastic; D009942:Organometallic Compounds; D011687:Purines; D012238:Rhodium; D015122:Mercaptopurine