Chemistry of Heterocyclic Compounds p. 1168 - 1170 (1981)
Update date:2022-09-26
Topics:
Kharchenko, V. G.
Burov, E. V.
Sedavkina, V. A.
The possibility of obtaining pyrylium and thiapyrylium salts that contain acidophobic furyl substituents by the action of protic acids on the corresponding 1,5-diketones in acetic acid or methanol, depending on the position of the furan rings relative to
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