Coumarin compounds represent an important type of naturally occurring and synthetic
oxygen-containing heterocycles with typical benzopyrone framework. This type of special …

Schiff bases are versatile ligands which are synthesized from the condensation of primary
amines with carbonyl groups. These compounds are very important in medicinal and …

Emergence of resistance by bacterial and fungal stains towards existing antimicrobial
agents is one of the major problem as well as motivation to synthesize a new class of …

The antifungals that are in current clinical practice have a high occurrence of a side effect
and multidrug resistance (MDR). Researchers across the globe are trying to develop a …

Coumarins are well recognized naturally occurring compounds which isolated and present
in large number of compounds in the plant kingdom. Mostly occur in higher plants, richest …

A series of 3-[benzimidazo (1, 2-c) quinazolin-5-yl]-2H-chromene-2-one (6a–6f) and 3-
[benzothiadiazole-imidazo (1, 2-c) quinazolin-5-yl]-2H-chromene-2-one derivatives (7a–7f) …

A facile and catalyst free synthesis of 6H-1-benzopyrano [4, 3-b] quinolin-6-ones has been
accomplished via the reaction of 4-chloro-2-oxo-2H-chromene-3-carbaldehyde with various …

Present research work focuses on the synthesis of novel azo-dye Cu (II), Ni (II) and Co (II)
chelates of Schiff base based ligand having antimicrobial activities. Azo-dye Cu (II) and Zn …

A series of metal complexes ML2· 2H2O [M= Co (II), Ni (II), and Cu (II)] have been
synthesized with Schiff bases derived from 3-substituted-4-amino-5-mercapto-1, 2, 4-triazole …

This work included synthesis of several new Schiff bases by condensation of benzidine and
some aldehydes (2-hydroxy benzaldehyde, 4-N, N-dimethyl amino benzaldehyde, Pyridine …