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The reaction of 2,3-diamino-butadienes with 1,2-diimmonium dibromides: A direct synthesis of 1,2,4-triamino benzenes

✍ Scribed by Sergio Baroni; Elisabetta Rivera; Riccardo Stradi; Maria Luisa Saccarello


Book ID
104213125
Publisher
Elsevier Science
Year
1980
Tongue
French
Weight
101 KB
Volume
21
Category
Article
ISSN
0040-4039

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Facile synthesis of new imidazoles from
✍ Ashraf A. Aly; Alaa A. Hassan; Alan B. Brown; Kamal M. El-Shaieb; Tarek M. I. Be πŸ“‚ Article πŸ“… 2011 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 109 KB

## Abstract New imidazoles were easily prepared from 2,3‐diamino‐1,4‐naphthoquinone and stoichiometric quantities of the appropriate aldehydes in dimethyl sulfoxide as a solvent. The reaction proceeded for few hours. The procedure can be generalized to different classes of aldehydes. 2‐Methyl‐1__H_