129087-05-4Relevant academic research and scientific papers
A direct one-step preparation of triarylverdazylium salts from the corresponding triarylformazans
Katritzky, Alan R.,Belyakov, Sergei A.
, p. 17 - 19 (1997)
6-(4-Substituted-phenyl)-2,4-diphenylverdazylium salts 2 (8 examples, 55-93%) were prepared by the reaction of 3-(4-substituted-phenyl)-1,5-diphenylformazans 1 with formaldehyde and different organic and inorganic acids in a two-phase chloroform/water med
