Substituted tetrahydro imidazo[4,5-d][1,2,3]triazoles and hexahydrobutanoimidazo[4,5-d][1,2,3]triazoles from the reaction of 1,2,3-triazolium-1-imides with aryl isocyanates and isothiocyanates. Azolium 1,3-dipoles
โ Scribed by Butler, Richard N.; Colleran, David M.
- Book ID
- 120049335
- Publisher
- Royal Society of Chemistry
- Year
- 1992
- Weight
- 283 KB
- Volume
- 17
- Category
- Article
- ISSN
- 1472-7781
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๐ SIMILAR VOLUMES
Condensation of 4-methylsulfonylaniline with aryl aldehyde in ethanol-tetrahydrofuran afforded the imino compound 3. 1,3-Cycloaddtion of diazomethane with compound 3 followed by oxidazation of the triazoline 4 with potassium permanganate gave 1-(4-methylsulfonylphenyl)-5-aryl-1,2,3-triazoles 5. Simi
The synthesis of a series of 2-aryl-2H, 4H-imidazo[4,5-d][1,2,3]triazoles is reported. These compounds are obtained in moderate to good yield by reaction of triethyl N-1-ethyl-2-methyl-4-nitro-1H-imidazol-5yl phosphoramidate with aryl isocyanates.