Synthesis, properties, and oxidizing fun
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Shin-ichi Naya; Makoto Nitta
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Article
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2003
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Elsevier Science
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French
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## Uracil-annulated heteroazulenes, 6-substituted 7,9-dimethylcyclohepta[b] pyrimido [5,4-d]pyrrole-8(7H),10(9H)-dionylium tetrafluoroborates 7a,bโขBF 4 2 , which are the isoelectronic compounds of 5-dezazaflavin, were synthesized. X-Ray crystal analysis and MO calculations were carried out to clar