
Tetrahedron Letters p. 661 - 664 (1992)
Update date:2022-08-18
Topics:
Minakawa, Noriaki
Matsuda, Akira
3-Deazapurine nucleosides, 3-deazaguanosine (6) 3-deazaguanosine (12) and 3-deazaadenosine (17), were synthesized from 5-ethynyl-1- β-D-ribofuranosylimidazole-4-carboxamide (2) or -4-carbonitrile (13), which were readily obtained from AICA-riboside, via intramolecular ring closure.
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