Background The chemistry and applications of 2-pyridone structures have recently attracted
a lot of attention due to their uses as synthetic intermediates and their biological importance …

The anti-corrosion potency of 8-(4-methoxyphenyl)-3, 6-dioxo-2-(p-tolyl)-3, 6-dihydro-2 H-
thiazolo [3′, 2′: 2, 3][1, 2, 4] triazolo [1, 5-a] pyrimidine-7-carbonitrile (HTPC) was studied …

The functionalization of magnetic nanoparticles with covalent organic frameworks (COFs)
will endow them inspiring characteristics. Herein, a new magnetic covalent organic …

pyridone nucleus is an important scaffold present in various compounds with diverse
pharmacological activity. Among the reported 2-pyridone analogs, the majority of the …

1, 7, 8‐Polymetalated 3‐tert‐butyl‐8‐R‐4‐oxo‐4H‐pyrazolo [5, 1‐c][1, 2, 4] triazines (M= Li,
Na; R= CO2Et, CN, H, D, and Li) have been generated for the first time using acidic NH …

tert-Butyl-4-R-1-R1-1, 4-dihydropyrazolo [5, 1-c][1, 2, 4] triazin-4-yl) lithiums (R= SEt, OMe,
OEt; R1= CF3CO, CF2ClCO, CF3CF2CF2CO, t-BuOCO, PhCH2) have been generated for …

Abstract Aminomethylation of 1, 6-diamino-4-aryl-2-oxo-1, 2-dihydropyridine-3, 5-
dicarbonitriles under the action of excess of formaldehyde in ethanol has led to the formation …

Abstract Reactivity of 7-R-3-tert-butyl-4-oxo-4, 6-dihydropyrazolo [5, 1-c][1, 2, 4] triazine-8-
carboxylic acids (R= NH 2, N 3, H) and products of their decarboxylation towards different …

Diamino-2-oxo-1, 2, 3, 4-tetrahydropyridine-3, 5-dicarbonitriles under the action of primary
aliphatic amines and an excess of 37% formalin in ethanol were converted into 2, 3, 8, 9 …

A series of new halogenated aryl sulfonamides, as bio-active candidates, was synthesized
from the reaction of the corresponding aryl sulfonamides with pentafluoro-and …