+++Taylor&francis, Springer

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2,4,6-TRIPHENTLPYRYLIUM HYDROGEN SULFATE
Antonie Dinculescu Alexandra T. Balaban
Organic Preparations and Procedures International
Volume 16, Issue 6, 1984

DOI:

http://dx.doi.org/10.1080/00304948409458669

Synthesis and spectral properties of furyl-substituted pyridines and pyrylium and pyridinium salts
V. N. Novikov, Ya. R. Tymyanskii, V. M. Feigel'man and M. I. Knyazhanskii
CHEMISTRY OF HETEROCYCLIC COMPOUNDS
Volume 24, Number 10, 1091-1094,

DOI:

http://dx.doi.org/10.1007/BF00475680

Спасибо, коллеги!

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tyler111, благодарю Вас!

[tyler111]

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Спасибо!