Introduction: The triazoles represent a class of five-membered heterocyclic compounds of
great importance for the preparation of new drugs with diverse biological activities because …

This chapter gives an overview of methods for the synthesis of NH-and N (2)-substituted 1, 2,
3-triazoles, their advantages, lacks, scope, and limitations. Moreover, it will give some …

3-Cyanomethylidene oxindole derivatives were prepared in excellent yields utilizing DBU-
promoted Knoevenagel condensation of isatin derivatives with active methylene reagents …

Triazoles, which are an important class of heterocyclic compounds, have been studied for
over a century and continue to attract considerable attention because of their broad range of …

In the title compound, C16H13N7O2, the 3, 5-dimethylphenyl and 4-nitrophenyl rings are
inclined to the central 2H-1, 2, 3-triazole ring by 1.80 (7) and 1.79 (7)°, respectively, and to …

1, 2, 3-Triazolo [4, 5-b] pyridines and pyrazolo [4, 3-b] pyridines can be readily prepared via
cyanoacetylation reactions of 5-amino-1, 2, 3-triazoles 1a, b and 4-amino-pyrazole 2 …

The synthesis of N1 and N2 coumarin substituted 1, 2, 3-triazole isomers from terminal
alkynes, sodium azide, and 4-bromomethylcoumarins in the presence of triethylamine as a …

Ionic liquids (ILs) are known to be non-volatile and thus to have low potential for
atmospheric contamination or intoxication of humans by inhalation. However ILs have the …

The reaction of sulfamethoxazolehydrazonoyl chloride with thiosemicarbazones, bis-
thiosemicarbazones, or 4-amino-3-mercapto-1, 2, 4-triazole in dioxane in the presence of …

Rapid progress in the synthetic application of benzotriazole derivatives in the last 20 years
has resulted in over 1000 scientific papers on the subject. This fact is reflected in Section …