862467-54-7Relevant academic research and scientific papers
Study of the reaction of bis- and tris-pyrylium and -thiopyrylium cations with methoxide ion. Electronic effects of the heterocyclic rings as substituents
Branchi, Barbara,Doddi, Giancarlo,Ercolani, Gianfranco
, p. 6422 - 6428 (2007/10/03)
The bis- and tris-pyrylium and thiopyrylium cations 1-4 were prepared in gram scale by heterocyclization of the corresponding bis- and tris-1,5-pentanediones 6 and 8. Their reaction with CD3ONa in CD 3OD was studied by 1H
